AQA GCSE Computer Science - Computer Systems

Question 1

Cloud storage refers to saving data in a off-site storage system maintained by a third party

Accepted Answer

True

Question 2

Immediate Access Store holds data and programs needed at that instant by the Control Unit

Accepted Answer

True

Question 3

The ‘fetch’ part of the ‘fetch-decode-execute cycle’ is to collect the data from the hard disk

Accepted Answer

False

Question 4

Type of storage where data is physically stored on the computer that you are using

Accepted Answer

LOCAL STORAGE

Question 5

Class of software which includes programs such as word processors and graphics editors

Accepted Answer

APPLICATION SOFTWARE

Question 6

A component connected to the CPU that synchronises when the fetch-decode-execute cycle runs

Accepted Answer

CLOCK

Question 7

RAM is measured in KB

Accepted Answer

False

Question 8

The physical parts that make up a computer system

Accepted Answer

HARDWARE

Question 9

What is the purpose of the control bus?

Accepted Answer

Control signals move between components of a computer system

Question 10

What is held in RAM when a computer is running? (Mark all that apply)

Accepted Answer

The programs / software currently in use, The data in use by those programs, The Operating System currently in use, Any clipboard data

Question 11

What is the purpose of the data bus?

Accepted Answer

Provides transport for data throughout the computer system

Question 12

What is the purpose of the address bus?

Accepted Answer

Takes the address of memory to be read from or written to

Question 13

Which following statement matches the Truth Table

Accepted Answer

Q = NOT A

Question 14

Low-capacity storage locations, within the CPU, which can be general orspecial purpose

Accepted Answer

REGISTER

Question 15

Part of the CPU that coordinates the flow of data within the computer system

Accepted Answer

CONTROL UNIT

Question 16

The data is fetched via a hardware path known as the ‘address bus’

Accepted Answer

True

Question 17

Part of a computer architecture that transfers data between different computer components

Accepted Answer

BUS

Question 18

What is an embedded system?

Accepted Answer

A system part of a larger mechanical or electronic system

Question 19

One or more gates can be arranged to convert binary inputs to binary outputs

Accepted Answer

LOGIC CIRCUIT

Question 20

The stage where data is entered into a computer system

Accepted Answer

Input

Question 21

The frequency at which a CPU operates, which determines instructions executed per second

Accepted Answer

CLOCK SPEED

Question 22

With regards to clock speed - each tick of the clock takes approximately 1 second

Accepted Answer

False

Question 23

A single processing unit within a CPU, of which there may be many

Accepted Answer

CORE

Question 24

The clock speed governs how many instructions can be processed each second

Accepted Answer

True

Question 25

What type of Logic Gate is this?

Accepted Answer

NOT

Question 26

Programs and instructions that make a computer system function

Accepted Answer

SOFTWARE

Question 27

Type of storage device which includes traditional hard drives and floppydisks

Accepted Answer

MAGNETIC STORAGE

Question 28

Type of storage device which involves the use of lasers to read and writedata, e.g. CD, DVD

Accepted Answer

OPTICAL STORAGE

Question 29

Type of storage device that does not use any moving parts

Accepted Answer

SOLID STATE STORAGE

Question 30

This is repeated by a computer in order to carry out tasks required of it

Accepted Answer

FETCH-EXECUTE CYCLE

Question 31

Class of software which includes operating systems and utility programs

Accepted Answer

SYSTEM SOFTWARE

Question 32

Why computers need secondary storage?

Accepted Answer

For permanent storage of software and data, RAM is volatile all data is lost when power is switched off

Question 33

How does a firewall provide security when your computer is connected to the internet?

Accepted Answer

Prevents unauthorised access when using the Internet, Blocks some addresses/applications and allows useful ones

Question 34

The Control Unit ensures the correct data or instructions are sent to the right hardware

Accepted Answer

True

Question 35

What two reasons might cause a computer to run slowly

Accepted Answer

Insufficient RAM, Use of virtual memory

Question 36

What type of Logic Gate is this?

Accepted Answer

OR

Question 37

The stage where you get to see the result of the processed data

Accepted Answer

Output

Question 38

Term used to describe memory that requires power to maintain the data stored within it

Accepted Answer

VOLATILE

Question 39

State what a hard disk would be suitable

Accepted Answer

School PC, Network server

Question 40

Overclocking means that the CPU takes over and tries to speed the clock up

Accepted Answer

False

Question 41

Identify two tasks which are performed by the operating system

Accepted Answer

Moves data to and from the hard disk, Provides a user interface

Question 42

Type of non-volatile memory that holds crucial information such as the bootprogram

Accepted Answer

ROM

Question 43

Another name for a computer program

Accepted Answer

Software

Question 44

Pick two different devices which would use an operating system

Accepted Answer

Cashpoint Machine, Tablet Computer

Question 45

Main memory of a computer that stores data, applications and the operatingsystem while in use

Accepted Answer

RAM

Question 46

Which following statement matches the Truth Table

Accepted Answer

Q = A OR B

Question 47

ROM is part of the CPU

Accepted Answer

False

Question 48

Type of storage where data is stored on remote servers accessed via the Internet

Accepted Answer

CLOUD STORAGE

Question 49

Non-volatile memory which is external to the CPU; used to save data andprogram files

Accepted Answer

SECONDARY STORAGE

Question 50

The ALU uses a piece of software very similar to a spreadsheet

Accepted Answer

False

Question 51

State an application for which solid state storage would be suitable

Accepted Answer

Laptop, Camera

Question 52

Part of the CPU that performs all of the arithmetic and logical functions

Accepted Answer

ALU

Question 53

A special kind of memory is needed by the CPU. This is called RAM

Accepted Answer

False

Question 54

Which statement matches the following Truth Table

Accepted Answer

Q = A AND B

Question 55

A building block of digital circuits, which produces a specific output based on its inputs

Accepted Answer

LOGIC GATE

Question 56

What is application software?

Accepted Answer

It performs tasks that the user wants to do.

Question 57

What type of Logic Gate is this?

Accepted Answer

AND

Question 58

A small, high-speed type of memory that stores frequently used instructionsor data

Accepted Answer

CACHE

Question 59

A computer system that forms part of an electronic device

Accepted Answer

EMBEDDED SYSTEM

Question 60

What is system software?

Accepted Answer

It performs tasks to do with managing the computer

AQA GCSE Computer Science - Computer Systems

Questions 60

AQA GCSE Computer Science - Computer Systems

Questions 60