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CS101 Introduction to Computing Lecture 4 Computer Systems
During the Second Lecture … ,[object Object],[object Object],[object Object]
Today’s Goal ,[object Object],[object Object]
Computer Types According to Capability ,[object Object],[object Object],[object Object],[object Object],[object Object]
Supercomputers (1) ,[object Object],[object Object],[object Object],[object Object]
Supercomputers (2) ,[object Object],[object Object],[object Object]
Why use  man y not-so-powerful processors working in parallel Why not just design a  sin g le , really powerful processor Post your answers on the CS101 message board   ? ?
The Champion:  ASCI White ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Mainframe Computers (1) ,[object Object],[object Object],[object Object]
Mainframe Computers (2) ,[object Object],[object Object],[object Object],[object Object]
Servers/Minicomputers (1) ,[object Object],[object Object]
Servers/Minicomputers (2) ,[object Object],[object Object],[object Object],[object Object]
Desktop Computers (1) ,[object Object],[object Object],[object Object]
Desktop Computers (2) ,[object Object],[object Object],[object Object],[object Object]
Mobile Computers (1) ,[object Object],[object Object],[object Object],[object Object]
Mobile Computers (2) ,[object Object],[object Object],[object Object],[object Object],[object Object]
Mobile Computers (3) ,[object Object],[object Object],[object Object],[object Object]
Click here to view the picture of a wearable computer
Ranking w.r.t. installed number ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Now that we  have learnt   about the various  types  of computers and about their  typical applications , let’s move on to a new topic Let’s now find out about the  essential components  that are present in every type of computers
At the highest level,  two things  are required for computing ,[object Object],[object Object]
We’ll have a  lot to say about software  during the  duration  of this course However, for the rest of today’s discussion, let’s  concentrate on hardware
All computers have the following essential hardware components: ,[object Object],[object Object],[object Object],[object Object],[object Object]
There is  another quite essential component  that is present in every computer … ????
The Bus !
Keyboard Mouse Printer Memory Hard Disk Memory Bus System Bus Monitor Compact Disk Processor Integer Unit Control Unit Cache Memory Floating Point Unit
Input Devices ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
What’s a   Port ?
Port ,[object Object]
Many Types of Ports ,[object Object],[object Object],[object Object],[object Object],[object Object]
Processor ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Memory/Storage ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Classifying Memory/Storage ,[object Object],[object Object],[object Object],[object Object],[object Object]
Output Devices ,[object Object],[object Object],[object Object],[object Object]
modem input device or output device?
mo  dem
modulator demodulator o m d e m modem
Modem is an example of a device that acts both as an input as well as an output device ,[object Object],[object Object],[object Object]
What have we learnt today? What are the various  types of computers  with respect to their  size, capability, applications (FIVE TYPES) The five  essential components  of any computer are input devices, processor, memory, storage and output devices
Next time we’ll find out about ,[object Object],[object Object]

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My lecutures

  • 1. CS101 Introduction to Computing Lecture 4 Computer Systems
  • 2.
  • 3.
  • 4.
  • 5.
  • 6.
  • 7. Why use man y not-so-powerful processors working in parallel Why not just design a sin g le , really powerful processor Post your answers on the CS101 message board ? ?
  • 8.
  • 9.
  • 10.
  • 11.
  • 12.
  • 13.
  • 14.
  • 15.
  • 16.
  • 17.
  • 18. Click here to view the picture of a wearable computer
  • 19.
  • 20. Now that we have learnt about the various types of computers and about their typical applications , let’s move on to a new topic Let’s now find out about the essential components that are present in every type of computers
  • 21.
  • 22. We’ll have a lot to say about software during the duration of this course However, for the rest of today’s discussion, let’s concentrate on hardware
  • 23.
  • 24. There is another quite essential component that is present in every computer … ????
  • 26. Keyboard Mouse Printer Memory Hard Disk Memory Bus System Bus Monitor Compact Disk Processor Integer Unit Control Unit Cache Memory Floating Point Unit
  • 27.
  • 28. What’s a Port ?
  • 29.
  • 30.
  • 31.
  • 32.
  • 33.
  • 34.
  • 35. modem input device or output device?
  • 37. modulator demodulator o m d e m modem
  • 38.
  • 39. What have we learnt today? What are the various types of computers with respect to their size, capability, applications (FIVE TYPES) The five essential components of any computer are input devices, processor, memory, storage and output devices
  • 40.