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Computer Questions - 1

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.

Name this example of Computer Hardware.

a)

MICROPROCESSOR

b)

CPU

c)

MOTHERBOARD

d)

RAM

2.
What type of information gets lost if it isn't saved?
a)
CD ROM
b)
storage memory
c)
RAM
d)
flash drive
3.
What are the 4 necessary components for a computer?
a)
input output programs hardware
b)
processing storage monitor keyboard
c)
input processing output storage
d)
flash drive, input, CPU, RAM
4.
All programs that are currently running are located in the _____.
a)
RAM
b)
Hard Disk
c)
Processor
d)
Motherboard
5.
The processor and hard disk both communicate with _____.
a)
RAM
b)
ROM
c)
the power supply
d)
microphones
6.
In terms of computer memory, what is meant by the term 'volatile'?
a)
It retains its content when power is cut
b)
It loses its contents when power is cut
c)
It is not stable and should not be used
d)
Memory chips can overheat
7.
What BEST describes secondary storage?
a)
Stores data permanently without the need for electricity
b)
Stores data temporarily whilst the computer is turned on
c)
Fetches data from RAM and processes it
d)
Stores the boot up instructions for the computer
8.
Which best describes optical storage?
a)
Read/written by magnetic fields, stored on a disc
b)
Read/written by electric pulses, stored on a chip
c)
Stored on a chip based on the motherboard
d)
Read/written by lasers, stored on a CD
9.
Which best describes magnetic storage?
a)
Uses magnetic fields to read/write data onto a metal disc.
b)
Uses electronic pulses to read/write data onto a metal disc
c)
Uses a magnetic chip to store data
d)
Uses a laser to read/write data onto a metal disc
10.
Which best describes solid state storage?
a)
Uses magnetic fields to read/write data onto a chip
b)
Uses electricity to read/write data onto a disc
c)
Uses a laser to read/write data onto a chip.
d)
Uses electricity to read/write data onto a chip
11.
Fastest?
a)
SSD
b)
HDD
c)
Magnetic tape
d)
CD-ROM
12.
Solid state hard drives are more suitable than magnetic hard drives for portable devices.
a)
true
b)
FALSE
13.
Solid state hard drives have moving parts.
a)
true
b)
FALSE
14.
All secondary storage devices are external to the computer
a)
true
b)
FALSE
15.
You have large quantity of family videos to store, you should use primary storage for this.
a)
true
b)
FALSE
16.
ROM is a primary storage device
a)
true
b)
FALSE
17.

Which of these is the cheapest type of secondary storage?

a)

Magnetic hard disk

b)

Static hard drive

c)

USB drive

d)

DVD-RW

18.

What is the main purpose of the CPU?

a)

To Fetch, Decode and Execute Instructions (in MEMORY).

b)

To perform calculations.

c)

To render graphics on a screen.

d)

To manage the computer system.

19.

What are the MAIN COMPONENTS of the CPU? (Tick all that are correct).

a)

ALU

b)

CU

c)

Registers

d)

Cache MEmory

e)

BIOS

20.

Which of these are REGISTERS in the CPU? (Tick ALL that are correct)

a)

Accumulator

b)

ALU

c)

Program Counter

d)

Memory Address Register

e)

Control Bus Register

21.

Tick all options that happen in the FETCH CYCLE?

a)

PC is incremented

b)

The Instruction at the MAR address is read from RAM

c)

The PC value is copied to the MAR

d)

The instruction in the IR is decoded

e)

The value in the MDR is written to the address in the MAR.

22.

Tick all options that happen in the DECODE CYCLE?

a)

PC is incremented

b)

The Instruction at the MAR address is read from RAM

c)

The PC value is copied to the MAR

d)

The instruction in the IR is decoded by the CU

e)

The value in the MDR is written to the address in the MAR.

23.
What does MAR stand for?
a)
Main Address Register
b)
Memory Address Register
c)
Massive Address Register
d)
Minimal Age Readable
24.
Which of the following is not a register?
a)
CU
b)
MAR
c)
MDR
d)
PC
25.

The Program Counter

a)

Stores the address of the next instruction in memory

b)

Stores the address of where the next item will be fetched from

c)

Stores data fetched from memory, or waiting to be stored in memory

d)

Stores the result of arithmetic calculations

26.

Memory Data Register (MDR)

a)

Stores the address of the next instruction in memory

b)

Stores the address of where the next item will be fetched from

c)

Stores data fetched from memory, or waiting to be stored in memory

d)

Stores the result of arithmetic calculations

27.

Accumulator

a)

Stores the address of the next instruction in memory

b)

Stores the address of where the next item will be fetched from

c)

Stores data fetched from memory, or waiting to be stored in memory

d)

Stores the result of arithmetic calculations

28.

The Control Unit

a)

Controls the flow of data around the CPU and also decodes instructions

b)

Only controls the flow of data around the CPU

c)

Only decodes instructions

d)

Controls how much power is directed to all components within the computer

29.

The Arithmetic Logic Unit (ALU)

a)

Carries out numerical calculations and logical decisions

b)

Calculates the different items of number data stored within the Accumulator and converts them into logical decisions

c)

Calculates graphic data as they are only found within GPU units.

d)

Calculates the flow of execution in a program and decodes instructions into small steps to be carried out by the program counter.

30.

What is transferred down the data bus?

a)

Data only

b)

Addresses only

c)

Data and instructions

d)

Data, instructions and addresses

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