SlideShare une entreprise Scribd logo
1  sur  36
Introduction to Technology
Objectives Overview
Differentiate among
laptops, tablets, and servers
Describe the purpose and
uses of smartphones, digital
cameras, portable media
players, e-book readers, and
game devices
Describe the relationship
between data and
information
Briefly explain various input
options
Differentiate the Internet
from the web, and describe
the relationship among the
web, webpages, websites,
and web servers
Explain the purpose of a
browser, a search engine,
and an online social
network
Introduction to Technology 2See Page IT 1
for Detailed Objectives
Objectives Overview
Briefly describe digital
security risks associated
with viruses and other
malware, privacy, your
health, and the
environment
Differentiate between an
operating system and
applications
Differentiate between wired
and wireless network
technologies, and identify
reasons individuals and
businesses use networks
Discuss how society uses
technology in education,
government, finance, retail,
entertainment, health care,
travel, science, publishing,
and manufacturing
Describe home users, small
office/home office users,
mobile users, power users,
and enterprise users
Introduction to Technology 3See Page IT 1
for Detailed Objectives
A World of Technology
• Because technology
changes, you must keep
up with the changes to
remain digitally literate
• Digital literacy involves
having a current
knowledge and
understanding of
computers, mobile
devices, the Internet, and
related technologies
Introduction to Technology 4Page IT 2
Figure 1
Computers
• A computer is an electronic device, operating
under the control of instructions stored in its own
memory
Introduction to Technology 5Page IT 3
Accepts
data
(input)
Processing
Produces
information
(output)
Computers
• Laptop
• Tablet
• Desktop
• Server
Introduction to Technology 6Pages IT 3, IT 5, and IT 6
Figures 2 – 5
Mobile and Game Devices
Smartphone
Digital camera
Portable media player
E-book reader
Game console
Introduction to Technology 7Pages IT 7 – IT 10
Figures 1-6 – 1-10
Data and Information
Introduction to Technology 8Page IT 11
Figure 11
Data and Information
• A keyboard
contains keys you
press to enter data
and instructions
into a computer or
mobile device
9Page IT 12
Figure 12
Introduction to Technology
Data and Information
• A pointing device is an input device
that allows a user to control a small
symbol on the screen, called a
pointer
• Some mobile devices and computers
enable you to speak data instructions
using voice input and to capture live
full-motion images using video input
10Pages IT 12 – IT 13
Figures 13 - 14
Introduction to Technology
Data and Information
• A scanner is a light-sensing input device that
converts printed text and images into a form the
computer can process
11Page IT 13
Figure 15
Introduction to Technology
Data and Information
• An output device is any hardware component
that conveys information from a computer or
mobile device to one or more people
• A printer is an output device that produces text
and graphics on a physical medium such as paper
12Pages IT 13 – IT 14
Figure 16
Introduction to Technology
Data and Information
• A display is an output device that visually conveys
text, graphics, and video information
13Page IT 14
Figure 17
Introduction to Technology
Data and Information
• Speakers allow you to hear audio such as music,
voice, and other sounds
– Earbuds
– Headphones
14Page IT 15
Figure 18
Introduction to Technology
Data and Information
Memory consists of electronic components that store
instructions waiting to be executed and the data needed by
those instructions
A computer keeps data, instructions, and information on a
storage media
A storage device records (writes) and/or retrieves (reads) items
to and from storage media
15Page IT 15 Introduction to Technology
Data and Information
Hard Disk Solid-State
Drive
USB Flash Drive
Memory Card Optical Disc Cloud Storage
16Pages IT 15 – IT 17
Figures 19 – 24
Introduction to Technology
The Internet
• The Internet is a worldwide collection of networks that
connects millions of businesses, government agencies,
educational institutions, and individuals
Introduction to Technology 17Pages IT 18 – IT 19
Figure 25
The Internet
The World Wide Web (or web, for short) is a global library of
information available to anyone connected to the Internet
The web consists of a worldwide collection of electronic
documents, each of which is called a webpage
A website is a collection of related webpages
A web server is a computer that delivers requested
webpages to your computer or mobile device
18Pages IT 19 – IT 20 Introduction to Technology
The Internet
19Page IT 19
Figure 26
Introduction to Technology
The Internet
• A browser is software that enables users with an
Internet connection to access and view webpages
on a computer or mobile device
20Page IT 20 Introduction to Technology
The Internet
• A search engine is software that finds websites,
webpages, images, videos, news, maps, and other
information related to a specific topic
21Page IT 21 Introduction to Technology
The Internet
• An online social network encourages members to
share their interests, ideas, stories, photos, music,
and videos with other registered users
Introduction to Technology 22Pages IT 21 – IT 22
Figure 27
Digital Safety and Security
• It is important that users protect their computers
and mobile devices
23Pages IT 23 – IT 24 Introduction to Technology
Viruses and
Other
Malware
Privacy
Health
Concerns
Environmental
Issues
Digital Safety and Security
• Green computing involves reducing the electricity
consumed and environmental waste generated when
using a computer
• Strategies include:
– Recycling
– Using energy efficient hardware and energy saving features
– Regulating manufacturing processes
– Extending the life of computers
– Immediately donating or properly disposing of replaced computers
Introduction to Technology 24Page IT 25
Programs and Apps
• Software, also called a program, tells the
computer what tasks to perform and how to
perform them
Introduction to Technology 25Pages IT 25 – IT 26
Figure 28
System Software
• Operating system
• Utility program
Application Software
Programs and Apps
• Installing is the process of setting up software to
work with the computer, printer, and other
hardware
• Once installed, you can run an application so that
you can interact with it
• You interact wit ha program or application
through its user interface
Introduction to Technology 26Page IT 27
Programs and Apps
• A software developer, sometimes called an
application developer or computer programmer, is
someone who develops programs and apps or writes
the instructions that direct the computer or mobile
device to process data into information
Introduction to Technology 27Page IT 28
Figure 29
Communications and Networks
• In the course of a day, it is likely you use, or use
information generated by, one or more of these
communications technologies
28Pages IT 28 - IT 29 Introduction to Technology
Chat rooms Email Fax FTP GPS
Instant
messaging
Internet Newsgroups RSS Videoconference
Voice mail VoIP
Wireless
Internet access
points
Wireless
messaging
services
Communications and Networks
• A communications device is hardware capable of
transferring items from computers and devices to
transmission media and vice versa
29Page IT 29
Figure 30
Introduction to Technology
Communications and Networks
• Examples of wireless communications
technologies include:
30Pages IT 29 – IT 30 Introduction to Technology
Wi-Fi
Bluetooth
Cellular radio
Communications and Networks
• A network is a collection of computers and
devices connected together via communications
devices and transmission media
31Page IT 30
Figure 31
Introduction to Technology
Communications and Networks
Home Networks
• Connect to the Internet
• Share a single high-speed
Internet connection
• Access photos, music,
videos, and other content
• Share devices
• Play multiplayer games
• Connect game consoles to
the Internet
• Subscribe to and use VoIP
Business Networks
• Facilitate communications
• Share hardware
• Share data, information,
and software
Introduction to Technology 32Page IT 31
Uses of Technology in Society
Education Government Finance Retail
Entertainment Health Care Travel Science
Publishing Manufacturing
Introduction to Technology 33Pages IT 31 – IT 35
Technology Users
Home User Small/Home
Office User
Mobile User
Power User Enterprise User
Introduction to Technology 34Page IT 35
Chapter Summary
Basic computer
concepts
Various methods
for input, output,
memory, and
storage
The Internet
Digital security and
safety risks and
precautions
Uses of technology
applications in
society
Introduction to Technology 35Page IT 36
Introduction to Technology
Chapter Complete

Contenu connexe

Tendances

Chapter 10 Communications and Networks
Chapter 10 Communications and NetworksChapter 10 Communications and Networks
Chapter 10 Communications and Networks
xtin101
 
Chapter 02 The Internet
Chapter 02 The InternetChapter 02 The Internet
Chapter 02 The Internet
xtin101
 
Chapter 3 Computers and Mobile Devices
Chapter 3 Computers and Mobile DevicesChapter 3 Computers and Mobile Devices
Chapter 3 Computers and Mobile Devices
xtin101
 
Technological advantages
Technological advantagesTechnological advantages
Technological advantages
Eliza Vargas
 
Ict presentation[1][2]
Ict presentation[1][2]Ict presentation[1][2]
Ict presentation[1][2]
Seeta Ali
 

Tendances (20)

advantage and disadvantage of technology
advantage and disadvantage of technology advantage and disadvantage of technology
advantage and disadvantage of technology
 
Advantages and disadvantages of internet
Advantages and disadvantages of internetAdvantages and disadvantages of internet
Advantages and disadvantages of internet
 
Chapter 10 Communications and Networks
Chapter 10 Communications and NetworksChapter 10 Communications and Networks
Chapter 10 Communications and Networks
 
Chapter 02 The Internet
Chapter 02 The InternetChapter 02 The Internet
Chapter 02 The Internet
 
Information communication technology
Information communication technologyInformation communication technology
Information communication technology
 
Chapter 3 Computers and Mobile Devices
Chapter 3 Computers and Mobile DevicesChapter 3 Computers and Mobile Devices
Chapter 3 Computers and Mobile Devices
 
Advantages and Disadvantages of Technology
Advantages and Disadvantages of TechnologyAdvantages and Disadvantages of Technology
Advantages and Disadvantages of Technology
 
Problems of Well-Being - Technology disadvantages and advantages in our society
Problems of Well-Being - Technology disadvantages and advantages in our societyProblems of Well-Being - Technology disadvantages and advantages in our society
Problems of Well-Being - Technology disadvantages and advantages in our society
 
Presentation on Information technology
Presentation on Information technologyPresentation on Information technology
Presentation on Information technology
 
Technological advantages
Technological advantagesTechnological advantages
Technological advantages
 
The Benefits of Internet Education
The Benefits of Internet EducationThe Benefits of Internet Education
The Benefits of Internet Education
 
Ict presentation[1][2]
Ict presentation[1][2]Ict presentation[1][2]
Ict presentation[1][2]
 
computer ethics slides
computer ethics slidescomputer ethics slides
computer ethics slides
 
Computer presentation
Computer presentationComputer presentation
Computer presentation
 
Type of technology
Type of technologyType of technology
Type of technology
 
introduction of ict
introduction of ictintroduction of ict
introduction of ict
 
Technology and Society and its Impacts
Technology and Society and its ImpactsTechnology and Society and its Impacts
Technology and Society and its Impacts
 
Impacts of Technology
Impacts of TechnologyImpacts of Technology
Impacts of Technology
 
modern technology (technology 2)
modern technology (technology 2)modern technology (technology 2)
modern technology (technology 2)
 
Technology in education
Technology in educationTechnology in education
Technology in education
 

En vedette

Welkomstwoord en visie: Parantion Gebruikersdag 2013
Welkomstwoord en visie: Parantion Gebruikersdag 2013Welkomstwoord en visie: Parantion Gebruikersdag 2013
Welkomstwoord en visie: Parantion Gebruikersdag 2013
parantion
 

En vedette (20)

Advantages and Disadvantages of Technology
Advantages and Disadvantages of TechnologyAdvantages and Disadvantages of Technology
Advantages and Disadvantages of Technology
 
Capela e Memorial no Forte bom Sucesso
Capela e Memorial no Forte bom SucessoCapela e Memorial no Forte bom Sucesso
Capela e Memorial no Forte bom Sucesso
 
9707 w14 ms_33
9707 w14 ms_339707 w14 ms_33
9707 w14 ms_33
 
preview
previewpreview
preview
 
The SMART Way to Manage Research Data
The SMART Way to Manage Research DataThe SMART Way to Manage Research Data
The SMART Way to Manage Research Data
 
Winter course
Winter courseWinter course
Winter course
 
Tour-based Travel Mode Estimation based on Data Mining and Fuzzy Techniques
Tour-based Travel Mode Estimation based on Data Mining and Fuzzy TechniquesTour-based Travel Mode Estimation based on Data Mining and Fuzzy Techniques
Tour-based Travel Mode Estimation based on Data Mining and Fuzzy Techniques
 
Epcc chap3
Epcc chap3Epcc chap3
Epcc chap3
 
People Development
People DevelopmentPeople Development
People Development
 
Viejas glorias desde 1939 hasta 1971
Viejas glorias desde 1939 hasta 1971Viejas glorias desde 1939 hasta 1971
Viejas glorias desde 1939 hasta 1971
 
Vedetes 1940 1970
Vedetes 1940 1970Vedetes 1940 1970
Vedetes 1940 1970
 
Art5
Art5Art5
Art5
 
Tranmisi Data Dan Analog
Tranmisi Data Dan AnalogTranmisi Data Dan Analog
Tranmisi Data Dan Analog
 
Welkomstwoord en visie: Parantion Gebruikersdag 2013
Welkomstwoord en visie: Parantion Gebruikersdag 2013Welkomstwoord en visie: Parantion Gebruikersdag 2013
Welkomstwoord en visie: Parantion Gebruikersdag 2013
 
#DBS2016 Digital Labor Disruption
#DBS2016 Digital Labor Disruption#DBS2016 Digital Labor Disruption
#DBS2016 Digital Labor Disruption
 
The #ChangingMarketplace
The #ChangingMarketplaceThe #ChangingMarketplace
The #ChangingMarketplace
 
The closed layout and rational
The closed layout and rationalThe closed layout and rational
The closed layout and rational
 
Environmental perspectives
Environmental perspectivesEnvironmental perspectives
Environmental perspectives
 
9707 s14 ms_21
9707 s14 ms_219707 s14 ms_21
9707 s14 ms_21
 
Clases dr.monzo
Clases dr.monzoClases dr.monzo
Clases dr.monzo
 

Similaire à Introduction to Technology

Chapter 01 Digital Literacy
Chapter 01 Digital LiteracyChapter 01 Digital Literacy
Chapter 01 Digital Literacy
xtin101
 
Discovering computers- Chapter 1 (1).pptx
Discovering computers- Chapter 1 (1).pptxDiscovering computers- Chapter 1 (1).pptx
Discovering computers- Chapter 1 (1).pptx
GIFTCHIMWENDO
 
Foundation Course: Information Technology UNIT 2
Foundation Course: Information Technology UNIT 2Foundation Course: Information Technology UNIT 2
Foundation Course: Information Technology UNIT 2
University of Delhi
 

Similaire à Introduction to Technology (20)

Chapter 01 Digital Literacy
Chapter 01 Digital LiteracyChapter 01 Digital Literacy
Chapter 01 Digital Literacy
 
Discovering computers- Chapter 1 (1).pptx
Discovering computers- Chapter 1 (1).pptxDiscovering computers- Chapter 1 (1).pptx
Discovering computers- Chapter 1 (1).pptx
 
Chapter 1 - Introduction Today Technologies.pptx
Chapter 1 - Introduction Today Technologies.pptxChapter 1 - Introduction Today Technologies.pptx
Chapter 1 - Introduction Today Technologies.pptx
 
Chapter 01.pptx
Chapter 01.pptxChapter 01.pptx
Chapter 01.pptx
 
Introduction to computers
Introduction to computersIntroduction to computers
Introduction to computers
 
Chapter 01.ppt
Chapter 01.pptChapter 01.ppt
Chapter 01.ppt
 
Foundation Course: Information Technology UNIT 2
Foundation Course: Information Technology UNIT 2Foundation Course: Information Technology UNIT 2
Foundation Course: Information Technology UNIT 2
 
Chapter 01.pdf
Chapter 01.pdfChapter 01.pdf
Chapter 01.pdf
 
Discovering Computer Chapter 1
Discovering Computer Chapter 1Discovering Computer Chapter 1
Discovering Computer Chapter 1
 
Answers[1].docx
Answers[1].docxAnswers[1].docx
Answers[1].docx
 
module1.pptx
module1.pptxmodule1.pptx
module1.pptx
 
Introduction to computer & its applications by sarmad baloch
Introduction to computer & its applications by sarmad balochIntroduction to computer & its applications by sarmad baloch
Introduction to computer & its applications by sarmad baloch
 
Lec1 ict
Lec1 ictLec1 ict
Lec1 ict
 
Eskwela ict basics
Eskwela ict basicsEskwela ict basics
Eskwela ict basics
 
Introduction to information technology lecture 1
Introduction to information technology   lecture 1Introduction to information technology   lecture 1
Introduction to information technology lecture 1
 
Ict g 10 updated
Ict g 10 updatedIct g 10 updated
Ict g 10 updated
 
ICT Chapter 1.pptx
ICT Chapter 1.pptxICT Chapter 1.pptx
ICT Chapter 1.pptx
 
Information Technology
Information TechnologyInformation Technology
Information Technology
 
Notes1
Notes1Notes1
Notes1
 
All BAsic Of Ict
All BAsic Of Ict All BAsic Of Ict
All BAsic Of Ict
 

Plus de Carolyn Brockman (14)

Tlc 023 syllabus su14 brockman
Tlc 023 syllabus su14 brockmanTlc 023 syllabus su14 brockman
Tlc 023 syllabus su14 brockman
 
Edu 225 102 syllabus spring 2014 brockman v2
Edu 225 102 syllabus spring 2014 brockman v2Edu 225 102 syllabus spring 2014 brockman v2
Edu 225 102 syllabus spring 2014 brockman v2
 
Edu 225 102 syllabus spring 2014 brockman
Edu 225 102 syllabus spring 2014 brockmanEdu 225 102 syllabus spring 2014 brockman
Edu 225 102 syllabus spring 2014 brockman
 
Tth tentative class schedule sp14
Tth tentative class schedule sp14Tth tentative class schedule sp14
Tth tentative class schedule sp14
 
Mw tentative class schedule sp14
Mw tentative class schedule sp14Mw tentative class schedule sp14
Mw tentative class schedule sp14
 
Tlc 023 105 syllabus sp14 brockman
Tlc 023 105 syllabus sp14   brockmanTlc 023 105 syllabus sp14   brockman
Tlc 023 105 syllabus sp14 brockman
 
Tlc 023 102 syllabus sp14 brockman
Tlc 023 102 syllabus sp14   brockmanTlc 023 102 syllabus sp14   brockman
Tlc 023 102 syllabus sp14 brockman
 
06 listening and note taking
06 listening and note taking 06 listening and note taking
06 listening and note taking
 
Computer Security B
Computer Security BComputer Security B
Computer Security B
 
Computer security b
Computer security bComputer security b
Computer security b
 
Computer security
Computer securityComputer security
Computer security
 
Lesson plan ppt
Lesson plan pptLesson plan ppt
Lesson plan ppt
 
Blog vs podcast
Blog vs podcastBlog vs podcast
Blog vs podcast
 
Memory games can help
Memory games can helpMemory games can help
Memory games can help
 

Dernier

The basics of sentences session 3pptx.pptx
The basics of sentences session 3pptx.pptxThe basics of sentences session 3pptx.pptx
The basics of sentences session 3pptx.pptx
heathfieldcps1
 

Dernier (20)

OSCM Unit 2_Operations Processes & Systems
OSCM Unit 2_Operations Processes & SystemsOSCM Unit 2_Operations Processes & Systems
OSCM Unit 2_Operations Processes & Systems
 
HMCS Vancouver Pre-Deployment Brief - May 2024 (Web Version).pptx
HMCS Vancouver Pre-Deployment Brief - May 2024 (Web Version).pptxHMCS Vancouver Pre-Deployment Brief - May 2024 (Web Version).pptx
HMCS Vancouver Pre-Deployment Brief - May 2024 (Web Version).pptx
 
80 ĐỀ THI THỬ TUYỂN SINH TIẾNG ANH VÀO 10 SỞ GD – ĐT THÀNH PHỐ HỒ CHÍ MINH NĂ...
80 ĐỀ THI THỬ TUYỂN SINH TIẾNG ANH VÀO 10 SỞ GD – ĐT THÀNH PHỐ HỒ CHÍ MINH NĂ...80 ĐỀ THI THỬ TUYỂN SINH TIẾNG ANH VÀO 10 SỞ GD – ĐT THÀNH PHỐ HỒ CHÍ MINH NĂ...
80 ĐỀ THI THỬ TUYỂN SINH TIẾNG ANH VÀO 10 SỞ GD – ĐT THÀNH PHỐ HỒ CHÍ MINH NĂ...
 
Basic Civil Engineering first year Notes- Chapter 4 Building.pptx
Basic Civil Engineering first year Notes- Chapter 4 Building.pptxBasic Civil Engineering first year Notes- Chapter 4 Building.pptx
Basic Civil Engineering first year Notes- Chapter 4 Building.pptx
 
Accessible Digital Futures project (20/03/2024)
Accessible Digital Futures project (20/03/2024)Accessible Digital Futures project (20/03/2024)
Accessible Digital Futures project (20/03/2024)
 
Tatlong Kwento ni Lola basyang-1.pdf arts
Tatlong Kwento ni Lola basyang-1.pdf artsTatlong Kwento ni Lola basyang-1.pdf arts
Tatlong Kwento ni Lola basyang-1.pdf arts
 
Interdisciplinary_Insights_Data_Collection_Methods.pptx
Interdisciplinary_Insights_Data_Collection_Methods.pptxInterdisciplinary_Insights_Data_Collection_Methods.pptx
Interdisciplinary_Insights_Data_Collection_Methods.pptx
 
COMMUNICATING NEGATIVE NEWS - APPROACHES .pptx
COMMUNICATING NEGATIVE NEWS - APPROACHES .pptxCOMMUNICATING NEGATIVE NEWS - APPROACHES .pptx
COMMUNICATING NEGATIVE NEWS - APPROACHES .pptx
 
NO1 Top Black Magic Specialist In Lahore Black magic In Pakistan Kala Ilam Ex...
NO1 Top Black Magic Specialist In Lahore Black magic In Pakistan Kala Ilam Ex...NO1 Top Black Magic Specialist In Lahore Black magic In Pakistan Kala Ilam Ex...
NO1 Top Black Magic Specialist In Lahore Black magic In Pakistan Kala Ilam Ex...
 
Understanding Accommodations and Modifications
Understanding  Accommodations and ModificationsUnderstanding  Accommodations and Modifications
Understanding Accommodations and Modifications
 
Google Gemini An AI Revolution in Education.pptx
Google Gemini An AI Revolution in Education.pptxGoogle Gemini An AI Revolution in Education.pptx
Google Gemini An AI Revolution in Education.pptx
 
Single or Multiple melodic lines structure
Single or Multiple melodic lines structureSingle or Multiple melodic lines structure
Single or Multiple melodic lines structure
 
The basics of sentences session 3pptx.pptx
The basics of sentences session 3pptx.pptxThe basics of sentences session 3pptx.pptx
The basics of sentences session 3pptx.pptx
 
On_Translating_a_Tamil_Poem_by_A_K_Ramanujan.pptx
On_Translating_a_Tamil_Poem_by_A_K_Ramanujan.pptxOn_Translating_a_Tamil_Poem_by_A_K_Ramanujan.pptx
On_Translating_a_Tamil_Poem_by_A_K_Ramanujan.pptx
 
Sensory_Experience_and_Emotional_Resonance_in_Gabriel_Okaras_The_Piano_and_Th...
Sensory_Experience_and_Emotional_Resonance_in_Gabriel_Okaras_The_Piano_and_Th...Sensory_Experience_and_Emotional_Resonance_in_Gabriel_Okaras_The_Piano_and_Th...
Sensory_Experience_and_Emotional_Resonance_in_Gabriel_Okaras_The_Piano_and_Th...
 
HMCS Max Bernays Pre-Deployment Brief (May 2024).pptx
HMCS Max Bernays Pre-Deployment Brief (May 2024).pptxHMCS Max Bernays Pre-Deployment Brief (May 2024).pptx
HMCS Max Bernays Pre-Deployment Brief (May 2024).pptx
 
How to Manage Global Discount in Odoo 17 POS
How to Manage Global Discount in Odoo 17 POSHow to Manage Global Discount in Odoo 17 POS
How to Manage Global Discount in Odoo 17 POS
 
FSB Advising Checklist - Orientation 2024
FSB Advising Checklist - Orientation 2024FSB Advising Checklist - Orientation 2024
FSB Advising Checklist - Orientation 2024
 
Plant propagation: Sexual and Asexual propapagation.pptx
Plant propagation: Sexual and Asexual propapagation.pptxPlant propagation: Sexual and Asexual propapagation.pptx
Plant propagation: Sexual and Asexual propapagation.pptx
 
ICT Role in 21st Century Education & its Challenges.pptx
ICT Role in 21st Century Education & its Challenges.pptxICT Role in 21st Century Education & its Challenges.pptx
ICT Role in 21st Century Education & its Challenges.pptx
 

Introduction to Technology

  • 2. Objectives Overview Differentiate among laptops, tablets, and servers Describe the purpose and uses of smartphones, digital cameras, portable media players, e-book readers, and game devices Describe the relationship between data and information Briefly explain various input options Differentiate the Internet from the web, and describe the relationship among the web, webpages, websites, and web servers Explain the purpose of a browser, a search engine, and an online social network Introduction to Technology 2See Page IT 1 for Detailed Objectives
  • 3. Objectives Overview Briefly describe digital security risks associated with viruses and other malware, privacy, your health, and the environment Differentiate between an operating system and applications Differentiate between wired and wireless network technologies, and identify reasons individuals and businesses use networks Discuss how society uses technology in education, government, finance, retail, entertainment, health care, travel, science, publishing, and manufacturing Describe home users, small office/home office users, mobile users, power users, and enterprise users Introduction to Technology 3See Page IT 1 for Detailed Objectives
  • 4. A World of Technology • Because technology changes, you must keep up with the changes to remain digitally literate • Digital literacy involves having a current knowledge and understanding of computers, mobile devices, the Internet, and related technologies Introduction to Technology 4Page IT 2 Figure 1
  • 5. Computers • A computer is an electronic device, operating under the control of instructions stored in its own memory Introduction to Technology 5Page IT 3 Accepts data (input) Processing Produces information (output)
  • 6. Computers • Laptop • Tablet • Desktop • Server Introduction to Technology 6Pages IT 3, IT 5, and IT 6 Figures 2 – 5
  • 7. Mobile and Game Devices Smartphone Digital camera Portable media player E-book reader Game console Introduction to Technology 7Pages IT 7 – IT 10 Figures 1-6 – 1-10
  • 8. Data and Information Introduction to Technology 8Page IT 11 Figure 11
  • 9. Data and Information • A keyboard contains keys you press to enter data and instructions into a computer or mobile device 9Page IT 12 Figure 12 Introduction to Technology
  • 10. Data and Information • A pointing device is an input device that allows a user to control a small symbol on the screen, called a pointer • Some mobile devices and computers enable you to speak data instructions using voice input and to capture live full-motion images using video input 10Pages IT 12 – IT 13 Figures 13 - 14 Introduction to Technology
  • 11. Data and Information • A scanner is a light-sensing input device that converts printed text and images into a form the computer can process 11Page IT 13 Figure 15 Introduction to Technology
  • 12. Data and Information • An output device is any hardware component that conveys information from a computer or mobile device to one or more people • A printer is an output device that produces text and graphics on a physical medium such as paper 12Pages IT 13 – IT 14 Figure 16 Introduction to Technology
  • 13. Data and Information • A display is an output device that visually conveys text, graphics, and video information 13Page IT 14 Figure 17 Introduction to Technology
  • 14. Data and Information • Speakers allow you to hear audio such as music, voice, and other sounds – Earbuds – Headphones 14Page IT 15 Figure 18 Introduction to Technology
  • 15. Data and Information Memory consists of electronic components that store instructions waiting to be executed and the data needed by those instructions A computer keeps data, instructions, and information on a storage media A storage device records (writes) and/or retrieves (reads) items to and from storage media 15Page IT 15 Introduction to Technology
  • 16. Data and Information Hard Disk Solid-State Drive USB Flash Drive Memory Card Optical Disc Cloud Storage 16Pages IT 15 – IT 17 Figures 19 – 24 Introduction to Technology
  • 17. The Internet • The Internet is a worldwide collection of networks that connects millions of businesses, government agencies, educational institutions, and individuals Introduction to Technology 17Pages IT 18 – IT 19 Figure 25
  • 18. The Internet The World Wide Web (or web, for short) is a global library of information available to anyone connected to the Internet The web consists of a worldwide collection of electronic documents, each of which is called a webpage A website is a collection of related webpages A web server is a computer that delivers requested webpages to your computer or mobile device 18Pages IT 19 – IT 20 Introduction to Technology
  • 19. The Internet 19Page IT 19 Figure 26 Introduction to Technology
  • 20. The Internet • A browser is software that enables users with an Internet connection to access and view webpages on a computer or mobile device 20Page IT 20 Introduction to Technology
  • 21. The Internet • A search engine is software that finds websites, webpages, images, videos, news, maps, and other information related to a specific topic 21Page IT 21 Introduction to Technology
  • 22. The Internet • An online social network encourages members to share their interests, ideas, stories, photos, music, and videos with other registered users Introduction to Technology 22Pages IT 21 – IT 22 Figure 27
  • 23. Digital Safety and Security • It is important that users protect their computers and mobile devices 23Pages IT 23 – IT 24 Introduction to Technology Viruses and Other Malware Privacy Health Concerns Environmental Issues
  • 24. Digital Safety and Security • Green computing involves reducing the electricity consumed and environmental waste generated when using a computer • Strategies include: – Recycling – Using energy efficient hardware and energy saving features – Regulating manufacturing processes – Extending the life of computers – Immediately donating or properly disposing of replaced computers Introduction to Technology 24Page IT 25
  • 25. Programs and Apps • Software, also called a program, tells the computer what tasks to perform and how to perform them Introduction to Technology 25Pages IT 25 – IT 26 Figure 28 System Software • Operating system • Utility program Application Software
  • 26. Programs and Apps • Installing is the process of setting up software to work with the computer, printer, and other hardware • Once installed, you can run an application so that you can interact with it • You interact wit ha program or application through its user interface Introduction to Technology 26Page IT 27
  • 27. Programs and Apps • A software developer, sometimes called an application developer or computer programmer, is someone who develops programs and apps or writes the instructions that direct the computer or mobile device to process data into information Introduction to Technology 27Page IT 28 Figure 29
  • 28. Communications and Networks • In the course of a day, it is likely you use, or use information generated by, one or more of these communications technologies 28Pages IT 28 - IT 29 Introduction to Technology Chat rooms Email Fax FTP GPS Instant messaging Internet Newsgroups RSS Videoconference Voice mail VoIP Wireless Internet access points Wireless messaging services
  • 29. Communications and Networks • A communications device is hardware capable of transferring items from computers and devices to transmission media and vice versa 29Page IT 29 Figure 30 Introduction to Technology
  • 30. Communications and Networks • Examples of wireless communications technologies include: 30Pages IT 29 – IT 30 Introduction to Technology Wi-Fi Bluetooth Cellular radio
  • 31. Communications and Networks • A network is a collection of computers and devices connected together via communications devices and transmission media 31Page IT 30 Figure 31 Introduction to Technology
  • 32. Communications and Networks Home Networks • Connect to the Internet • Share a single high-speed Internet connection • Access photos, music, videos, and other content • Share devices • Play multiplayer games • Connect game consoles to the Internet • Subscribe to and use VoIP Business Networks • Facilitate communications • Share hardware • Share data, information, and software Introduction to Technology 32Page IT 31
  • 33. Uses of Technology in Society Education Government Finance Retail Entertainment Health Care Travel Science Publishing Manufacturing Introduction to Technology 33Pages IT 31 – IT 35
  • 34. Technology Users Home User Small/Home Office User Mobile User Power User Enterprise User Introduction to Technology 34Page IT 35
  • 35. Chapter Summary Basic computer concepts Various methods for input, output, memory, and storage The Internet Digital security and safety risks and precautions Uses of technology applications in society Introduction to Technology 35Page IT 36