Computer Sub-Systems

Question 1

Define “sub-system”

Answer 1

A sub-system is a smaller part of a computer system that works together with other sub-systems to create a fully functional computer system.

Question 2

What are the five main sub-systems in computers?

Answer 2

The five main sub-systems in computers are: Central Processing Unit (CPU), Memory, Storage, Input devices, and Output devices.

Question 3

What is the function of the CPU sub-system?

Answer 3

The CPU sub-system executes instructions.

Question 4

Define “RAM”

Answer 4

RAM is memory that stores data and instructions temporarily for the CPU.

Question 5

What is the purpose of input devices?

Answer 5

Input devices allow a user to enter information into the computer.

Question 6

Define “ALU”

Answer 6

ALU stands for Arithmetic Logic Unit, which is a component of the CPU sub-system.

Question 7

What are two examples of output devices?

Answer 7

Two examples of output devices are monitors and printers.

Question 8

What is one advantage of using sub-systems in computer design?

Answer 8

One advantage of using sub-systems is that it allows for troubleshooting problems by isolating the sub-system that could be causing the issue.

Question 9

Define “HDD”

Answer 9

HDD stands for Hard Disk Drive, which is a type of storage sub-system that stores data and software permanently.