SlideShare une entreprise Scribd logo
1  sur  52
Objectives Overview Discovering Computers 2010: Living in a Digital World Chapter 4 2 See Page 209  for Detailed Objectives
Objectives Overview Discovering Computers 2010: Living in a Digital World Chapter 4 3 See Page 209  for Detailed Objectives
The System Unit The system unitis a case that contains electronic components of the computer used to process data Discovering Computers 2010: Living in a Digital World Chapter 4 4 Page 210  Figure 4-1
The System Unit The inside of the system unit on a desktop personal computer includes: Discovering Computers 2010: Living in a Digital World Chapter 4 5 Page 211  Figure 4-2
The System Unit The motherboard is the main circuit board of the system unit A computer chip contains integrated circuits Discovering Computers 2010: Living in a Digital World Chapter 4 6 Page 212  Figure 4-3
Processor The processor, also called the central processing unit (CPU), interprets and carries out the basic instructions that operate a computer Contain a control unit and an arithmetic logic unit (ALU) Discovering Computers 2010: Living in a Digital World Chapter 4 7 Page 213
Processor Discovering Computers 2010: Living in a Digital World Chapter 4 8 Page 213  Figure 4-4
Processor The control unitis the component of the processor that directs and coordinates most of the operations in the computer The arithmetic logic unit(ALU) performs arithmetic, comparison, and other operations Discovering Computers 2010: Living in a Digital World Chapter 4 9 Page 214 Click to view Web Link,click Chapter 4, Click Web Link from left navigation,  then click Control Unitbelow Chapter 4
Processor For every instruction, a processor repeats a set of four basic operations, which comprise a machine cycle Discovering Computers 2010: Living in a Digital World Chapter 4 10 Page 215  Figure 4-5
Processor Most current personal computers support pipelining Processor begins fetching a second instruction before it completes the machine cycle for the first instruction Discovering Computers 2010: Living in a Digital World Chapter 4 11 Pages 215 – 216  Figure 4-6
Processor Discovering Computers 2010: Living in a Digital World Chapter 4 12 Page 216
Processor The leading manufacturers of personal computer processor chips are Intel and AMD Discovering Computers 2010: Living in a Digital World Chapter 4 13 Pages 216 – 217  Figure 4-7 Click to view Web Link,click Chapter 4, Click Web Link from left navigation,  then click Multi-Core Processors below Chapter 4
Processor Determine how you plan to use a new computer before selecting a processor Discovering Computers 2010: Living in a Digital World Chapter 4 14 Page 218  Figure 4-8
Processor A processor chip generates heat that could cause the chip to burn up Require additional cooling Heat sinks Liquid cooling technology Discovering Computers 2010: Living in a Digital World Chapter 4 15 Click to view Web Link,click Chapter 4, Click Web Link from left navigation,  then click Liquid Cooling below Chapter 4 Pages 219 - 220  Figures 4-9 – 4-10
Processor Parallel processing uses multiple processors simultaneously to execute a single program or task Massively parallel processing involves hundreds or thousands of processors Discovering Computers 2010: Living in a Digital World Chapter 4 16 Page 220  Figure 4-11
Data Representation Discovering Computers 2010: Living in a Digital World Chapter 4 17 Page 221
Data Representation A computer circuit represents the 0 or the 1 electronically by the presence or absence of an electrical charge Eight bits grouped together as a unit are called a byte. A byte represents a single character in the computer Discovering Computers 2010: Living in a Digital World Chapter 4 18 Page 221  Figures 4-12 – 4-13
Data Representation ASCII (American Standard Code for Information Interchange) is the most widely used coding scheme to represent data Discovering Computers 2010: Living in a Digital World Chapter 4 19 Page 221  Figure 4-14
Data Representation Discovering Computers 2010: Living in a Digital World Chapter 4 20 Page 222  Figure 4-15
Memory Memory consists of electronic components that store instructions waiting to be executed by the processor, data needed by those instructions, and the results of processing the data Stores three basic categories of items: Discovering Computers 2010: Living in a Digital World Chapter 4 21 Page 223
Memory Each location in memory has an address Memory size is measured in kilobytes (KB or K), megabytes (MB), gigabytes (GB), orterabytes (TB) Discovering Computers 2010: Living in a Digital World Chapter 4 22 Page 223  Figure 4-17
Memory The system unit contains two types of memory: Discovering Computers 2010: Living in a Digital World Chapter 4 23 Pages 223 - 224
Memory Discovering Computers 2010: Living in a Digital World Chapter 4 24 Page 224  Figure 4-18
Memory Three basic types of RAM chips exist: Discovering Computers 2010: Living in a Digital World Chapter 4 25 Page 225  Figure 4-19
Memory RAM chips usually reside on a memory moduleand are inserted into memory slots Discovering Computers 2010: Living in a Digital World Chapter 4 26 Page 225  Figure 4-20
Memory The amount of RAM necessary in a computer often depends on the types of software you plan to use Discovering Computers 2010: Living in a Digital World Chapter 4 27 Page 226  Figure 4-21
Memory Memory cache speeds the processes of the computer because it stores frequently used instructions and data Discovering Computers 2010: Living in a Digital World Chapter 4 28 Page 227  Figure 4-22 Click to view Web Link,click Chapter 4, Click Web Link from left navigation,  then click Windows ReadyBoost  below Chapter 4
Memory Discovering Computers 2010: Living in a Digital World Chapter 4 29 Page 228 Click to view Web Link,click Chapter 4, Click Web Link from left navigation,  then click ROMbelow Chapter 4
Memory Flash memorycan be erased electronically and rewritten CMOStechnology provides high speeds and consumes little power Discovering Computers 2010: Living in a Digital World Chapter 4 30 Pages 228 – 229 Figure 4-23
Memory Access timeis the amount of time it takes the processor to read from memory Measured in nanoseconds Discovering Computers 2010: Living in a Digital World Chapter 4 31 Page 229  Figures 4-24 – 4-25
Expansion Slots and Adapter Cards An expansion slotis a socket on the motherboard that can hold an adapter card An adapter cardenhances functions of a component of the system unit and/or provides connections to peripherals Sound card andvideo card Discovering Computers 2010: Living in a Digital World Chapter 4 32 Page 230  Figure 4-26 Click to view Web Link,click Chapter 4, Click Web Link from left navigation,  then click Video Cardsbelow Chapter 4
Expansion Slots and Adapter Cards With Plug and Play, the computer automatically can configure adapter cards and other peripherals as you install them Discovering Computers 2010: Living in a Digital World Chapter 4 33 Pages 230 – 231  Figure 4-27
Expansion Slots and Adapter Cards Removable flash memory includes: Memory cards, USB flash drives, and PC Cards/ExpressCard modules Discovering Computers 2010: Living in a Digital World Chapter 4 34 Page 231  Figure 4-28
Ports and Connectors Discovering Computers 2010: Living in a Digital World Chapter 4 35 Page 232 Click to view Web Link,click Chapter 4, Click Web Link from left navigation,  then click Digital Audio Portbelow Chapter 4
Ports and Connectors Discovering Computers 2010: Living in a Digital World Chapter 4 36 Page 232  Figure 4-29
Ports and Connectors On a notebook computer, the ports are on the back, front, and/or sides Discovering Computers 2010: Living in a Digital World Chapter 4 37 Pages 232 - 233  Figure 4-30
Ports and Connectors Discovering Computers 2010: Living in a Digital World Chapter 4 38 Page 233  Figure 4-31
Ports and Connectors A USB portcan connect up to 127 different peripherals together with a single connector You can attach multiple peripherals using a single USB port with a USB hub Discovering Computers 2010: Living in a Digital World Chapter 4 39 Page 234  Figure 4-32 Click to view Web Link,click Chapter 4, Click Web Link from left navigation,  then click USB Portsbelow Chapter 4
Ports and Connectors Other types of ports include: Discovering Computers 2010: Living in a Digital World Chapter 4 40 Pages 234 - 236
Ports and Connectors A Bluetooth wireless port adapter converts a USB port into a Bluetooth port A smart phone might communicate with a notebook computer using an IrDA port Discovering Computers 2010: Living in a Digital World Chapter 4 41 Page 235  Figures 4-33 – 4-34
Ports and Connectors A port replicator is an external device that provides connections to peripherals through ports built into the device A docking station is an external device that attaches to a mobile computer or device Discovering Computers 2010: Living in a Digital World Chapter 4 42 Page 236  Figure 4-35 Click to view Web Link,click Chapter 4, Click Web Link from left navigation,  then click Docking Stationbelow Chapter 4
Buses A bus allows the various devices both inside and attached to the system unit to communicate with each other Data bus Address bus Word sizeis the number of bits the processor can interpret and execute at a given time Discovering Computers 2010: Living in a Digital World Chapter 4 43 Page 237  Figure 4-36
Buses Expansion slots connect to expansion buses Common types of expansion buses include: Discovering Computers 2010: Living in a Digital World Chapter 4 44 Page 238 Click to view Web Link,click Chapter 4, Click Web Link from left navigation,  then click FireWirebelow Chapter 4
Bays A bay is an opening inside the system unit in which you can install additional equipment A drive baytypically holds disk drives Discovering Computers 2010: Living in a Digital World Chapter 4 45 Page 238  Figure 4-37
Power Supply Discovering Computers 2010: Living in a Digital World Chapter 4 46 Page 239
Putting It All Together Discovering Computers 2010: Living in a Digital World Chapter 4 47 Page 239  Figure 4-38
Putting It All Together Discovering Computers 2010: Living in a Digital World Chapter 4 48 Page 239  Figure 4-38
Keeping Your Computer or Mobile Device Clean Discovering Computers 2010: Living in a Digital World Chapter 4 49 Page 240
Video: The Leopard with a Time Machine Discovering Computers 2010: Living in a Digital World Chapter 4 50 CLICK TO START
Summary Discovering Computers 2010: Living in a Digital World Chapter 4 51 Page 241
Chapter 4 Complete

Contenu connexe

Tendances

Chapter04
Chapter04Chapter04
Chapter04galaxy
 
Discovering Computers: Chapter 04
Discovering Computers: Chapter 04Discovering Computers: Chapter 04
Discovering Computers: Chapter 04Anna Stirling
 
DTCC Chapter 2 The Internet and the WWW
DTCC Chapter 2 The Internet and the WWWDTCC Chapter 2 The Internet and the WWW
DTCC Chapter 2 The Internet and the WWWJan Fisher
 
Chapter 5 input
Chapter 5   inputChapter 5   input
Chapter 5 inputhaider ali
 
Chapter 6 output
Chapter 6   outputChapter 6   output
Chapter 6 outputhaider ali
 
Lecture-4: Introduction to Programming & Databases
Lecture-4: Introduction to Programming & DatabasesLecture-4: Introduction to Programming & Databases
Lecture-4: Introduction to Programming & DatabasesMubashir Ali
 
Chapter 01 - Introduction to Computers
Chapter 01 - Introduction to ComputersChapter 01 - Introduction to Computers
Chapter 01 - Introduction to ComputersAchmad Solichin
 
Discovering Computers: Chapter 01
Discovering Computers: Chapter 01Discovering Computers: Chapter 01
Discovering Computers: Chapter 01Anna Stirling
 
Discovering Computers: Chapter 06
Discovering Computers: Chapter 06Discovering Computers: Chapter 06
Discovering Computers: Chapter 06Anna Stirling
 
Chapter 9 Communications And Networks
Chapter 9 Communications And NetworksChapter 9 Communications And Networks
Chapter 9 Communications And Networksnorzaini
 
PPT on MS-CIT Unit 3 (slide share)
PPT on MS-CIT Unit 3 (slide share)PPT on MS-CIT Unit 3 (slide share)
PPT on MS-CIT Unit 3 (slide share)SHRIBALAJIINFOTECH
 
Discovering Computers: Chapter 02
Discovering Computers: Chapter 02Discovering Computers: Chapter 02
Discovering Computers: Chapter 02Anna Stirling
 
Chapter 6 Output
Chapter 6 OutputChapter 6 Output
Chapter 6 Outputnorzaini
 
Chapter 1 introduction to computers
Chapter 1   introduction to computersChapter 1   introduction to computers
Chapter 1 introduction to computersMuhammad Faisal
 

Tendances (20)

Chapter04
Chapter04Chapter04
Chapter04
 
Discovering Computers: Chapter 04
Discovering Computers: Chapter 04Discovering Computers: Chapter 04
Discovering Computers: Chapter 04
 
DTCC Chapter 2 The Internet and the WWW
DTCC Chapter 2 The Internet and the WWWDTCC Chapter 2 The Internet and the WWW
DTCC Chapter 2 The Internet and the WWW
 
Chapter 5 input
Chapter 5   inputChapter 5   input
Chapter 5 input
 
Chapter 6 output
Chapter 6   outputChapter 6   output
Chapter 6 output
 
Lecture-4: Introduction to Programming & Databases
Lecture-4: Introduction to Programming & DatabasesLecture-4: Introduction to Programming & Databases
Lecture-4: Introduction to Programming & Databases
 
Chapter 01 - Introduction to Computers
Chapter 01 - Introduction to ComputersChapter 01 - Introduction to Computers
Chapter 01 - Introduction to Computers
 
Chapter 03
Chapter 03Chapter 03
Chapter 03
 
Discovering Computers: Chapter 01
Discovering Computers: Chapter 01Discovering Computers: Chapter 01
Discovering Computers: Chapter 01
 
Chapter 02
Chapter 02Chapter 02
Chapter 02
 
Discovering Computers: Chapter 06
Discovering Computers: Chapter 06Discovering Computers: Chapter 06
Discovering Computers: Chapter 06
 
Chapter 04
Chapter 04Chapter 04
Chapter 04
 
Chapter 05
Chapter 05Chapter 05
Chapter 05
 
Chapter 9 Communications And Networks
Chapter 9 Communications And NetworksChapter 9 Communications And Networks
Chapter 9 Communications And Networks
 
PPT on MS-CIT Unit 3 (slide share)
PPT on MS-CIT Unit 3 (slide share)PPT on MS-CIT Unit 3 (slide share)
PPT on MS-CIT Unit 3 (slide share)
 
Discovering Computers: Chapter 02
Discovering Computers: Chapter 02Discovering Computers: Chapter 02
Discovering Computers: Chapter 02
 
Chapter 6 Output
Chapter 6 OutputChapter 6 Output
Chapter 6 Output
 
Chapter 1 introduction to computers
Chapter 1   introduction to computersChapter 1   introduction to computers
Chapter 1 introduction to computers
 
MS-CIT Unit 4 (slide share)
MS-CIT Unit 4 (slide share)MS-CIT Unit 4 (slide share)
MS-CIT Unit 4 (slide share)
 
Concepts For A Digital World
Concepts For A Digital WorldConcepts For A Digital World
Concepts For A Digital World
 

Similaire à Chapter 04

Lecture-2(1): Computer Hardware & System Components
Lecture-2(1): Computer Hardware & System Components Lecture-2(1): Computer Hardware & System Components
Lecture-2(1): Computer Hardware & System Components Mubashir Ali
 
Chapter 4 the components of the system unit
Chapter 4   the components of the system unitChapter 4   the components of the system unit
Chapter 4 the components of the system unithaider ali
 
Topic 2 system unit components
Topic 2   system unit componentsTopic 2   system unit components
Topic 2 system unit componentsChristian Sampaga
 
Week1 lec2 computer_system_components
Week1 lec2 computer_system_componentsWeek1 lec2 computer_system_components
Week1 lec2 computer_system_componentsResty Aldana
 
Chapter04
Chapter04Chapter04
Chapter04Izaham
 
Chapter 4 The Components Of The System Unit
Chapter 4 The Components Of The System UnitChapter 4 The Components Of The System Unit
Chapter 4 The Components Of The System Unitnorzaini
 
Chapter 04 (lec 5)
Chapter 04 (lec 5)Chapter 04 (lec 5)
Chapter 04 (lec 5)Iqra Zaheer
 
Components of system unit-chapter-04.pptx
Components of system unit-chapter-04.pptxComponents of system unit-chapter-04.pptx
Components of system unit-chapter-04.pptxAnmolJalil
 
Chapter04 Pengantar Teknologi Informasi
Chapter04 Pengantar Teknologi InformasiChapter04 Pengantar Teknologi Informasi
Chapter04 Pengantar Teknologi InformasiZulvi Arseptu
 
Chapter04 system unit
Chapter04 system unitChapter04 system unit
Chapter04 system unitellen_rama
 
Discovering computer 2012
Discovering computer 2012Discovering computer 2012
Discovering computer 2012Saiful Msbm
 

Similaire à Chapter 04 (20)

Lecture-2(1): Computer Hardware & System Components
Lecture-2(1): Computer Hardware & System Components Lecture-2(1): Computer Hardware & System Components
Lecture-2(1): Computer Hardware & System Components
 
Lesson 2.1. System Unit.pptx
Lesson 2.1. System Unit.pptxLesson 2.1. System Unit.pptx
Lesson 2.1. System Unit.pptx
 
Computer Hardware
Computer Hardware Computer Hardware
Computer Hardware
 
Chapter 4 the components of the system unit
Chapter 4   the components of the system unitChapter 4   the components of the system unit
Chapter 4 the components of the system unit
 
Topic 2 system unit components
Topic 2   system unit componentsTopic 2   system unit components
Topic 2 system unit components
 
Week1 lec2 computer_system_components
Week1 lec2 computer_system_componentsWeek1 lec2 computer_system_components
Week1 lec2 computer_system_components
 
Chapter04
Chapter04Chapter04
Chapter04
 
Chapter04
Chapter04Chapter04
Chapter04
 
Chapter04
Chapter04Chapter04
Chapter04
 
Chapter 4 The Components Of The System Unit
Chapter 4 The Components Of The System UnitChapter 4 The Components Of The System Unit
Chapter 4 The Components Of The System Unit
 
Chapter 04 (lec 5)
Chapter 04 (lec 5)Chapter 04 (lec 5)
Chapter 04 (lec 5)
 
Chs3 4 online
Chs3 4 onlineChs3 4 online
Chs3 4 online
 
Components of system unit-chapter-04.pptx
Components of system unit-chapter-04.pptxComponents of system unit-chapter-04.pptx
Components of system unit-chapter-04.pptx
 
Chapter04 Pengantar Teknologi Informasi
Chapter04 Pengantar Teknologi InformasiChapter04 Pengantar Teknologi Informasi
Chapter04 Pengantar Teknologi Informasi
 
Chapter04 system unit
Chapter04 system unitChapter04 system unit
Chapter04 system unit
 
Discovering computer 2012
Discovering computer 2012Discovering computer 2012
Discovering computer 2012
 
Chapter 4
Chapter 4Chapter 4
Chapter 4
 
System unit
System unitSystem unit
System unit
 
Chapter 04
Chapter 04Chapter 04
Chapter 04
 
Final ict
Final ictFinal ict
Final ict
 

Dernier

WhatsApp Chat: 📞 8617697112 Birbhum Call Girl available for hotel room package
WhatsApp Chat: 📞 8617697112 Birbhum  Call Girl available for hotel room packageWhatsApp Chat: 📞 8617697112 Birbhum  Call Girl available for hotel room package
WhatsApp Chat: 📞 8617697112 Birbhum Call Girl available for hotel room packageNitya salvi
 
TAM Sports_IPL 17 Till Match 37_Celebrity Endorsement _Report.pdf
TAM Sports_IPL 17 Till Match 37_Celebrity Endorsement _Report.pdfTAM Sports_IPL 17 Till Match 37_Celebrity Endorsement _Report.pdf
TAM Sports_IPL 17 Till Match 37_Celebrity Endorsement _Report.pdfSocial Samosa
 
Sports Writing (Rules,Tips, Examples, etc)
Sports Writing (Rules,Tips, Examples, etc)Sports Writing (Rules,Tips, Examples, etc)
Sports Writing (Rules,Tips, Examples, etc)CMBustamante
 
Personal Brand Exploration - By Bradley Dennis
Personal Brand Exploration - By Bradley DennisPersonal Brand Exploration - By Bradley Dennis
Personal Brand Exploration - By Bradley Dennisjocksofalltradespodc
 
Asli Kala jadu, Black magic specialist in Pakistan Or Kala jadu expert in Egy...
Asli Kala jadu, Black magic specialist in Pakistan Or Kala jadu expert in Egy...Asli Kala jadu, Black magic specialist in Pakistan Or Kala jadu expert in Egy...
Asli Kala jadu, Black magic specialist in Pakistan Or Kala jadu expert in Egy...baharayali
 
ALL NFL NETWORK CONTACTS- April 29, 2024
ALL NFL NETWORK CONTACTS- April 29, 2024ALL NFL NETWORK CONTACTS- April 29, 2024
ALL NFL NETWORK CONTACTS- April 29, 2024Brian Slack
 
🔝|97111༒99012🔝 Call Girls In {Delhi} Cr Park ₹5.5k Cash Payment With Room De...
🔝|97111༒99012🔝 Call Girls In  {Delhi} Cr Park ₹5.5k Cash Payment With Room De...🔝|97111༒99012🔝 Call Girls In  {Delhi} Cr Park ₹5.5k Cash Payment With Room De...
🔝|97111༒99012🔝 Call Girls In {Delhi} Cr Park ₹5.5k Cash Payment With Room De...Diya Sharma
 
Spain Vs Albania- Spain at risk of being thrown out of Euro 2024 with Tournam...
Spain Vs Albania- Spain at risk of being thrown out of Euro 2024 with Tournam...Spain Vs Albania- Spain at risk of being thrown out of Euro 2024 with Tournam...
Spain Vs Albania- Spain at risk of being thrown out of Euro 2024 with Tournam...World Wide Tickets And Hospitality
 
Hire 💕 8617697112 Kasauli Call Girls Service Call Girls Agency
Hire 💕 8617697112 Kasauli Call Girls Service Call Girls AgencyHire 💕 8617697112 Kasauli Call Girls Service Call Girls Agency
Hire 💕 8617697112 Kasauli Call Girls Service Call Girls AgencyNitya salvi
 
08448380779 Call Girls In Lajpat Nagar Women Seeking Men
08448380779 Call Girls In Lajpat Nagar Women Seeking Men08448380779 Call Girls In Lajpat Nagar Women Seeking Men
08448380779 Call Girls In Lajpat Nagar Women Seeking MenDelhi Call girls
 
08448380779 Call Girls In IIT Women Seeking Men
08448380779 Call Girls In IIT Women Seeking Men08448380779 Call Girls In IIT Women Seeking Men
08448380779 Call Girls In IIT Women Seeking MenDelhi Call girls
 
Unveiling the Mystery of Main Bazar Chart
Unveiling the Mystery of Main Bazar ChartUnveiling the Mystery of Main Bazar Chart
Unveiling the Mystery of Main Bazar ChartChart Kalyan
 
Ramban Escorts ☎️8617697112 Starting From 5K to 15K High Profile Escorts In...
Ramban  Escorts ☎️8617697112  Starting From 5K to 15K High Profile Escorts In...Ramban  Escorts ☎️8617697112  Starting From 5K to 15K High Profile Escorts In...
Ramban Escorts ☎️8617697112 Starting From 5K to 15K High Profile Escorts In...Nitya salvi
 
08448380779 Call Girls In Karol Bagh Women Seeking Men
08448380779 Call Girls In Karol Bagh Women Seeking Men08448380779 Call Girls In Karol Bagh Women Seeking Men
08448380779 Call Girls In Karol Bagh Women Seeking MenDelhi Call girls
 
JORNADA 5 LIGA MURO 2024INSUGURACION.pdf
JORNADA 5 LIGA MURO 2024INSUGURACION.pdfJORNADA 5 LIGA MURO 2024INSUGURACION.pdf
JORNADA 5 LIGA MURO 2024INSUGURACION.pdfArturo Pacheco Alvarez
 
Technical Data | Sig Sauer Easy6 BDX 1-6x24 | Optics Trade
Technical Data | Sig Sauer Easy6 BDX 1-6x24 | Optics TradeTechnical Data | Sig Sauer Easy6 BDX 1-6x24 | Optics Trade
Technical Data | Sig Sauer Easy6 BDX 1-6x24 | Optics TradeOptics-Trade
 
Spain Vs Italy 20 players confirmed for Spain's Euro 2024 squad, and three po...
Spain Vs Italy 20 players confirmed for Spain's Euro 2024 squad, and three po...Spain Vs Italy 20 players confirmed for Spain's Euro 2024 squad, and three po...
Spain Vs Italy 20 players confirmed for Spain's Euro 2024 squad, and three po...World Wide Tickets And Hospitality
 
Trossard's Message Bridging Celebrities and Sports in Euro Cup 2024.docx
Trossard's Message Bridging Celebrities and Sports in Euro Cup 2024.docxTrossard's Message Bridging Celebrities and Sports in Euro Cup 2024.docx
Trossard's Message Bridging Celebrities and Sports in Euro Cup 2024.docxEuro Cup 2024 Tickets
 
Who Is Emmanuel Katto Uganda? His Career, personal life etc.
Who Is Emmanuel Katto Uganda? His Career, personal life etc.Who Is Emmanuel Katto Uganda? His Career, personal life etc.
Who Is Emmanuel Katto Uganda? His Career, personal life etc.Marina Costa
 
08448380779 Call Girls In International Airport Women Seeking Men
08448380779 Call Girls In International Airport Women Seeking Men08448380779 Call Girls In International Airport Women Seeking Men
08448380779 Call Girls In International Airport Women Seeking MenDelhi Call girls
 

Dernier (20)

WhatsApp Chat: 📞 8617697112 Birbhum Call Girl available for hotel room package
WhatsApp Chat: 📞 8617697112 Birbhum  Call Girl available for hotel room packageWhatsApp Chat: 📞 8617697112 Birbhum  Call Girl available for hotel room package
WhatsApp Chat: 📞 8617697112 Birbhum Call Girl available for hotel room package
 
TAM Sports_IPL 17 Till Match 37_Celebrity Endorsement _Report.pdf
TAM Sports_IPL 17 Till Match 37_Celebrity Endorsement _Report.pdfTAM Sports_IPL 17 Till Match 37_Celebrity Endorsement _Report.pdf
TAM Sports_IPL 17 Till Match 37_Celebrity Endorsement _Report.pdf
 
Sports Writing (Rules,Tips, Examples, etc)
Sports Writing (Rules,Tips, Examples, etc)Sports Writing (Rules,Tips, Examples, etc)
Sports Writing (Rules,Tips, Examples, etc)
 
Personal Brand Exploration - By Bradley Dennis
Personal Brand Exploration - By Bradley DennisPersonal Brand Exploration - By Bradley Dennis
Personal Brand Exploration - By Bradley Dennis
 
Asli Kala jadu, Black magic specialist in Pakistan Or Kala jadu expert in Egy...
Asli Kala jadu, Black magic specialist in Pakistan Or Kala jadu expert in Egy...Asli Kala jadu, Black magic specialist in Pakistan Or Kala jadu expert in Egy...
Asli Kala jadu, Black magic specialist in Pakistan Or Kala jadu expert in Egy...
 
ALL NFL NETWORK CONTACTS- April 29, 2024
ALL NFL NETWORK CONTACTS- April 29, 2024ALL NFL NETWORK CONTACTS- April 29, 2024
ALL NFL NETWORK CONTACTS- April 29, 2024
 
🔝|97111༒99012🔝 Call Girls In {Delhi} Cr Park ₹5.5k Cash Payment With Room De...
🔝|97111༒99012🔝 Call Girls In  {Delhi} Cr Park ₹5.5k Cash Payment With Room De...🔝|97111༒99012🔝 Call Girls In  {Delhi} Cr Park ₹5.5k Cash Payment With Room De...
🔝|97111༒99012🔝 Call Girls In {Delhi} Cr Park ₹5.5k Cash Payment With Room De...
 
Spain Vs Albania- Spain at risk of being thrown out of Euro 2024 with Tournam...
Spain Vs Albania- Spain at risk of being thrown out of Euro 2024 with Tournam...Spain Vs Albania- Spain at risk of being thrown out of Euro 2024 with Tournam...
Spain Vs Albania- Spain at risk of being thrown out of Euro 2024 with Tournam...
 
Hire 💕 8617697112 Kasauli Call Girls Service Call Girls Agency
Hire 💕 8617697112 Kasauli Call Girls Service Call Girls AgencyHire 💕 8617697112 Kasauli Call Girls Service Call Girls Agency
Hire 💕 8617697112 Kasauli Call Girls Service Call Girls Agency
 
08448380779 Call Girls In Lajpat Nagar Women Seeking Men
08448380779 Call Girls In Lajpat Nagar Women Seeking Men08448380779 Call Girls In Lajpat Nagar Women Seeking Men
08448380779 Call Girls In Lajpat Nagar Women Seeking Men
 
08448380779 Call Girls In IIT Women Seeking Men
08448380779 Call Girls In IIT Women Seeking Men08448380779 Call Girls In IIT Women Seeking Men
08448380779 Call Girls In IIT Women Seeking Men
 
Unveiling the Mystery of Main Bazar Chart
Unveiling the Mystery of Main Bazar ChartUnveiling the Mystery of Main Bazar Chart
Unveiling the Mystery of Main Bazar Chart
 
Ramban Escorts ☎️8617697112 Starting From 5K to 15K High Profile Escorts In...
Ramban  Escorts ☎️8617697112  Starting From 5K to 15K High Profile Escorts In...Ramban  Escorts ☎️8617697112  Starting From 5K to 15K High Profile Escorts In...
Ramban Escorts ☎️8617697112 Starting From 5K to 15K High Profile Escorts In...
 
08448380779 Call Girls In Karol Bagh Women Seeking Men
08448380779 Call Girls In Karol Bagh Women Seeking Men08448380779 Call Girls In Karol Bagh Women Seeking Men
08448380779 Call Girls In Karol Bagh Women Seeking Men
 
JORNADA 5 LIGA MURO 2024INSUGURACION.pdf
JORNADA 5 LIGA MURO 2024INSUGURACION.pdfJORNADA 5 LIGA MURO 2024INSUGURACION.pdf
JORNADA 5 LIGA MURO 2024INSUGURACION.pdf
 
Technical Data | Sig Sauer Easy6 BDX 1-6x24 | Optics Trade
Technical Data | Sig Sauer Easy6 BDX 1-6x24 | Optics TradeTechnical Data | Sig Sauer Easy6 BDX 1-6x24 | Optics Trade
Technical Data | Sig Sauer Easy6 BDX 1-6x24 | Optics Trade
 
Spain Vs Italy 20 players confirmed for Spain's Euro 2024 squad, and three po...
Spain Vs Italy 20 players confirmed for Spain's Euro 2024 squad, and three po...Spain Vs Italy 20 players confirmed for Spain's Euro 2024 squad, and three po...
Spain Vs Italy 20 players confirmed for Spain's Euro 2024 squad, and three po...
 
Trossard's Message Bridging Celebrities and Sports in Euro Cup 2024.docx
Trossard's Message Bridging Celebrities and Sports in Euro Cup 2024.docxTrossard's Message Bridging Celebrities and Sports in Euro Cup 2024.docx
Trossard's Message Bridging Celebrities and Sports in Euro Cup 2024.docx
 
Who Is Emmanuel Katto Uganda? His Career, personal life etc.
Who Is Emmanuel Katto Uganda? His Career, personal life etc.Who Is Emmanuel Katto Uganda? His Career, personal life etc.
Who Is Emmanuel Katto Uganda? His Career, personal life etc.
 
08448380779 Call Girls In International Airport Women Seeking Men
08448380779 Call Girls In International Airport Women Seeking Men08448380779 Call Girls In International Airport Women Seeking Men
08448380779 Call Girls In International Airport Women Seeking Men
 

Chapter 04

  • 1.
  • 2. Objectives Overview Discovering Computers 2010: Living in a Digital World Chapter 4 2 See Page 209 for Detailed Objectives
  • 3. Objectives Overview Discovering Computers 2010: Living in a Digital World Chapter 4 3 See Page 209 for Detailed Objectives
  • 4. The System Unit The system unitis a case that contains electronic components of the computer used to process data Discovering Computers 2010: Living in a Digital World Chapter 4 4 Page 210 Figure 4-1
  • 5. The System Unit The inside of the system unit on a desktop personal computer includes: Discovering Computers 2010: Living in a Digital World Chapter 4 5 Page 211 Figure 4-2
  • 6. The System Unit The motherboard is the main circuit board of the system unit A computer chip contains integrated circuits Discovering Computers 2010: Living in a Digital World Chapter 4 6 Page 212 Figure 4-3
  • 7. Processor The processor, also called the central processing unit (CPU), interprets and carries out the basic instructions that operate a computer Contain a control unit and an arithmetic logic unit (ALU) Discovering Computers 2010: Living in a Digital World Chapter 4 7 Page 213
  • 8. Processor Discovering Computers 2010: Living in a Digital World Chapter 4 8 Page 213 Figure 4-4
  • 9. Processor The control unitis the component of the processor that directs and coordinates most of the operations in the computer The arithmetic logic unit(ALU) performs arithmetic, comparison, and other operations Discovering Computers 2010: Living in a Digital World Chapter 4 9 Page 214 Click to view Web Link,click Chapter 4, Click Web Link from left navigation, then click Control Unitbelow Chapter 4
  • 10. Processor For every instruction, a processor repeats a set of four basic operations, which comprise a machine cycle Discovering Computers 2010: Living in a Digital World Chapter 4 10 Page 215 Figure 4-5
  • 11. Processor Most current personal computers support pipelining Processor begins fetching a second instruction before it completes the machine cycle for the first instruction Discovering Computers 2010: Living in a Digital World Chapter 4 11 Pages 215 – 216 Figure 4-6
  • 12. Processor Discovering Computers 2010: Living in a Digital World Chapter 4 12 Page 216
  • 13. Processor The leading manufacturers of personal computer processor chips are Intel and AMD Discovering Computers 2010: Living in a Digital World Chapter 4 13 Pages 216 – 217 Figure 4-7 Click to view Web Link,click Chapter 4, Click Web Link from left navigation, then click Multi-Core Processors below Chapter 4
  • 14. Processor Determine how you plan to use a new computer before selecting a processor Discovering Computers 2010: Living in a Digital World Chapter 4 14 Page 218 Figure 4-8
  • 15. Processor A processor chip generates heat that could cause the chip to burn up Require additional cooling Heat sinks Liquid cooling technology Discovering Computers 2010: Living in a Digital World Chapter 4 15 Click to view Web Link,click Chapter 4, Click Web Link from left navigation, then click Liquid Cooling below Chapter 4 Pages 219 - 220 Figures 4-9 – 4-10
  • 16. Processor Parallel processing uses multiple processors simultaneously to execute a single program or task Massively parallel processing involves hundreds or thousands of processors Discovering Computers 2010: Living in a Digital World Chapter 4 16 Page 220 Figure 4-11
  • 17. Data Representation Discovering Computers 2010: Living in a Digital World Chapter 4 17 Page 221
  • 18. Data Representation A computer circuit represents the 0 or the 1 electronically by the presence or absence of an electrical charge Eight bits grouped together as a unit are called a byte. A byte represents a single character in the computer Discovering Computers 2010: Living in a Digital World Chapter 4 18 Page 221 Figures 4-12 – 4-13
  • 19. Data Representation ASCII (American Standard Code for Information Interchange) is the most widely used coding scheme to represent data Discovering Computers 2010: Living in a Digital World Chapter 4 19 Page 221 Figure 4-14
  • 20. Data Representation Discovering Computers 2010: Living in a Digital World Chapter 4 20 Page 222 Figure 4-15
  • 21. Memory Memory consists of electronic components that store instructions waiting to be executed by the processor, data needed by those instructions, and the results of processing the data Stores three basic categories of items: Discovering Computers 2010: Living in a Digital World Chapter 4 21 Page 223
  • 22. Memory Each location in memory has an address Memory size is measured in kilobytes (KB or K), megabytes (MB), gigabytes (GB), orterabytes (TB) Discovering Computers 2010: Living in a Digital World Chapter 4 22 Page 223 Figure 4-17
  • 23. Memory The system unit contains two types of memory: Discovering Computers 2010: Living in a Digital World Chapter 4 23 Pages 223 - 224
  • 24. Memory Discovering Computers 2010: Living in a Digital World Chapter 4 24 Page 224 Figure 4-18
  • 25. Memory Three basic types of RAM chips exist: Discovering Computers 2010: Living in a Digital World Chapter 4 25 Page 225 Figure 4-19
  • 26. Memory RAM chips usually reside on a memory moduleand are inserted into memory slots Discovering Computers 2010: Living in a Digital World Chapter 4 26 Page 225 Figure 4-20
  • 27. Memory The amount of RAM necessary in a computer often depends on the types of software you plan to use Discovering Computers 2010: Living in a Digital World Chapter 4 27 Page 226 Figure 4-21
  • 28. Memory Memory cache speeds the processes of the computer because it stores frequently used instructions and data Discovering Computers 2010: Living in a Digital World Chapter 4 28 Page 227 Figure 4-22 Click to view Web Link,click Chapter 4, Click Web Link from left navigation, then click Windows ReadyBoost below Chapter 4
  • 29. Memory Discovering Computers 2010: Living in a Digital World Chapter 4 29 Page 228 Click to view Web Link,click Chapter 4, Click Web Link from left navigation, then click ROMbelow Chapter 4
  • 30. Memory Flash memorycan be erased electronically and rewritten CMOStechnology provides high speeds and consumes little power Discovering Computers 2010: Living in a Digital World Chapter 4 30 Pages 228 – 229 Figure 4-23
  • 31. Memory Access timeis the amount of time it takes the processor to read from memory Measured in nanoseconds Discovering Computers 2010: Living in a Digital World Chapter 4 31 Page 229 Figures 4-24 – 4-25
  • 32. Expansion Slots and Adapter Cards An expansion slotis a socket on the motherboard that can hold an adapter card An adapter cardenhances functions of a component of the system unit and/or provides connections to peripherals Sound card andvideo card Discovering Computers 2010: Living in a Digital World Chapter 4 32 Page 230 Figure 4-26 Click to view Web Link,click Chapter 4, Click Web Link from left navigation, then click Video Cardsbelow Chapter 4
  • 33. Expansion Slots and Adapter Cards With Plug and Play, the computer automatically can configure adapter cards and other peripherals as you install them Discovering Computers 2010: Living in a Digital World Chapter 4 33 Pages 230 – 231 Figure 4-27
  • 34. Expansion Slots and Adapter Cards Removable flash memory includes: Memory cards, USB flash drives, and PC Cards/ExpressCard modules Discovering Computers 2010: Living in a Digital World Chapter 4 34 Page 231 Figure 4-28
  • 35. Ports and Connectors Discovering Computers 2010: Living in a Digital World Chapter 4 35 Page 232 Click to view Web Link,click Chapter 4, Click Web Link from left navigation, then click Digital Audio Portbelow Chapter 4
  • 36. Ports and Connectors Discovering Computers 2010: Living in a Digital World Chapter 4 36 Page 232 Figure 4-29
  • 37. Ports and Connectors On a notebook computer, the ports are on the back, front, and/or sides Discovering Computers 2010: Living in a Digital World Chapter 4 37 Pages 232 - 233 Figure 4-30
  • 38. Ports and Connectors Discovering Computers 2010: Living in a Digital World Chapter 4 38 Page 233 Figure 4-31
  • 39. Ports and Connectors A USB portcan connect up to 127 different peripherals together with a single connector You can attach multiple peripherals using a single USB port with a USB hub Discovering Computers 2010: Living in a Digital World Chapter 4 39 Page 234 Figure 4-32 Click to view Web Link,click Chapter 4, Click Web Link from left navigation, then click USB Portsbelow Chapter 4
  • 40. Ports and Connectors Other types of ports include: Discovering Computers 2010: Living in a Digital World Chapter 4 40 Pages 234 - 236
  • 41. Ports and Connectors A Bluetooth wireless port adapter converts a USB port into a Bluetooth port A smart phone might communicate with a notebook computer using an IrDA port Discovering Computers 2010: Living in a Digital World Chapter 4 41 Page 235 Figures 4-33 – 4-34
  • 42. Ports and Connectors A port replicator is an external device that provides connections to peripherals through ports built into the device A docking station is an external device that attaches to a mobile computer or device Discovering Computers 2010: Living in a Digital World Chapter 4 42 Page 236 Figure 4-35 Click to view Web Link,click Chapter 4, Click Web Link from left navigation, then click Docking Stationbelow Chapter 4
  • 43. Buses A bus allows the various devices both inside and attached to the system unit to communicate with each other Data bus Address bus Word sizeis the number of bits the processor can interpret and execute at a given time Discovering Computers 2010: Living in a Digital World Chapter 4 43 Page 237 Figure 4-36
  • 44. Buses Expansion slots connect to expansion buses Common types of expansion buses include: Discovering Computers 2010: Living in a Digital World Chapter 4 44 Page 238 Click to view Web Link,click Chapter 4, Click Web Link from left navigation, then click FireWirebelow Chapter 4
  • 45. Bays A bay is an opening inside the system unit in which you can install additional equipment A drive baytypically holds disk drives Discovering Computers 2010: Living in a Digital World Chapter 4 45 Page 238 Figure 4-37
  • 46. Power Supply Discovering Computers 2010: Living in a Digital World Chapter 4 46 Page 239
  • 47. Putting It All Together Discovering Computers 2010: Living in a Digital World Chapter 4 47 Page 239 Figure 4-38
  • 48. Putting It All Together Discovering Computers 2010: Living in a Digital World Chapter 4 48 Page 239 Figure 4-38
  • 49. Keeping Your Computer or Mobile Device Clean Discovering Computers 2010: Living in a Digital World Chapter 4 49 Page 240
  • 50. Video: The Leopard with a Time Machine Discovering Computers 2010: Living in a Digital World Chapter 4 50 CLICK TO START
  • 51. Summary Discovering Computers 2010: Living in a Digital World Chapter 4 51 Page 241