Computer Systems 1.1

Question 1

Computer system definition

Answer 1

• takes a set of digital inputs
• processes them to create a set of outputs
• done by a combination of hardware and software

Question 2

Examples of inputs

Answer 2

• keyboard
• mouse
• microphone
• touchscreen
• sensor

Question 3

Output devices

Answer 3

• monitor
• printer
• speakers
• led lights
• projector

Question 4

State the two types of computer systems

Answer 4

• embedded system

- general purpose system

Question 5

General purpose system meaning

Answer 5

• can perform many varied tasks
• chooses the tasks the computer should complete

Question 6

Examples of a general purpose system

Answer 6

• laptops
• ipads
• phones

Question 7

Embedded system meaning

Answer 7

• computer that is designed for one specific tasks
• special software to carry out a specific function
• without it a computer can’t perform their specific function
• made up of both software/hardware = firmware

Question 8

Examples of an embedded system

Answer 8

• traffic lights
• Washing machines
• Radio

Question 9

Components of hardware in a computer

Answer 9

• cpu
• ram
• hard disk

Question 10

Hard disk

Answer 10

Stores all permanent data, files on computer

Question 11

Ram

Answer 11

• main memory / primary memory
• volatile memory
• random access memory
• stores instructions and data

Question 12

Rom

Answer 12

• read only memory
• non-volatile so no data is lost when the computer turns off
• stores bios
• holds info of hardware
• can only be read / can only be used not edited

Question 13

CPU

Answer 13

• computers central processing unit
• part of a computer that carries out the f-e cycle

Question 14

Configuration of hard drive

Answer 14

• positioned in concentric circles called tracks

- these are partitioned in sectors