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1.1-1.3 computer science gcse

Total questions: 34

Worksheet time: 17mins

Name
Class
Date
1.
Computing pioneer from Hungary who gave his name to a computer architecture that uses stored programs. Instructions are fetched, decoded and executed one at a time.
a)
Von Neumann
b)
Bus
c)
Architecture
d)
Central Processing Unit
e)
Stored program
2.
The phase of the instruction cycle that retrieves an instruction from main memory
a)
Fetch
b)
Von Neumann
c)
Bus
d)
Architecture
e)
Central Processing Unit
3.
This phase of the instruction cycle determines what task the CPU must perform
a)
Decode
b)
Fetch
c)
Von Neumann
d)
Bus
e)
Architecture
4.
The phase of the instruction cycle where the task is carried out, which could be an arithmetic, shift, logic or memory operation
a)
Execute
b)
Decode
c)
Fetch
d)
Von Neumann
e)
Bus
5.
Also known as the instruction cycle, the complete process of retrieving an instruction from store, decoding it and carrying it out
a)
Fetch-Execute Cycle
b)
Execute
c)
Decode
d)
Fetch
e)
Von Neumann
6.
Computing pioneer from Hungary who gave his name to a computer architecture that uses stored programs. Instructions are fetched, decoded and executed one at a time.
a)
Von Neumann
b)
Bus
c)
Architecture
d)
Central Processing Unit
e)
Stored program
7.
The phase of the instruction cycle that retrieves an instruction from main memory
a)
Fetch
b)
Von Neumann
c)
Bus
d)
Architecture
e)
Central Processing Unit
8.
This phase of the instruction cycle determines what task the CPU must perform
a)
Decode
b)
Fetch
c)
Von Neumann
d)
Bus
e)
Architecture
9.
The phase of the instruction cycle where the task is carried out, which could be an arithmetic, shift, logic or memory operation
a)
Execute
b)
Decode
c)
Fetch
d)
Von Neumann
e)
Bus
10.
Also known as the instruction cycle, the complete process of retrieving an instruction from store, decoding it and carrying it out
a)
Fetch-Execute Cycle
b)
Execute
c)
Decode
d)
Fetch
e)
Von Neumann
11.
A single operation, one of these is executed each time the CPU performs the fetch-execute cycle
a)
Instruction
b)
Fetch-Execute Cycle
c)
Execute
d)
Decode
e)
Fetch
12.
Also known as RAM or Primary Storage, this is where data and instructions are stored in the Von Neumann architecture
a)
Main memory
b)
Instruction
c)
Fetch-Execute Cycle
d)
Execute
e)
Decode
13.
Computers take input, and produce output. This is what happens in between, which needs a CPU
a)
Process
b)
Main memory
c)
Instruction
d)
Fetch-Execute Cycle
e)
Execute
14.
Von Neumann invented this concept, it means keeping the instructions in memory instead of inputting them each time through switches or paper tape
a)
Stored program
b)
Process
c)
Main memory
d)
Instruction
e)
Fetch-Execute Cycle
15.
This component repeatedly fetches, decodes and executes instructions. Often abbreviated to CPU
a)
Central Processing Unit
b)
Stored program
c)
Process
d)
Main memory
e)
Instruction
16.
The design of a computer, including the way its components are organised and the rules that male them work together. Von Neumann invented a type of this
a)
Architecture
b)
Central Processing Unit
c)
Stored program
d)
Process
e)
Main memory
17.
A collection of wires through which data or signals are transmitted between the CPU and other components
a)
Bus
b)
Architecture
c)
Central Processing Unit
d)
Stored program
e)
Process
18.
Solid state drive
a)
Storage that works by storing the data in electronic circuits
b)
Storage that can be disconnected from the main computer unit, for example to transfer files between computers.
c)
Storage that uses a surface which can be magnetised to store data.
19.
What is an advantage of a CD?
a)
Easily scratched, leading to the loss of data
b)
Large storage capacity
c)
Expensive to buy
d)
Portable, easy to carry around
20.

What is an advantage of Cloud Computing?

a)

Can access your files anywhere

b)

It is safer

c)

Can access files anywhere you have internet

d)

Expensive

21.
In order of fastest to slowest with the fastest on the left and slowest on the right, name each type of memory in order.
a)
Cache > RAM > Hard Drive
b)
Hard Drive > RAM > Cache
c)
RAM > Cache > Hard Drive
d)
RAM > Hard Drive > Cache
22.

Which of the following shows the capacity of OPTICAL STORAGE MEDIA in the correct order (smallest to largest)?

a)

DVD > BLU RAY > CD

b)

CD > DVD > BLU RAY

c)

BLU RAY > DVD > CD

d)

DVD > CD > BLU RAY

23.

Which of the following would NOT be a suitable means for a wedding photographer to store pictures (choose as many as appropriate)?

a)

DVD

b)

USB Drive

c)

Magnetic Tape

d)

SD card

24.

The STORED PROGRAM CONCEPT means that computers...

a)

Have specific memory locations for instructions and specific memory locations for data

b)

Can store data and instructions anywhere within memory

25.

The CPU is....

a)

The part of a computer that inputs data

b)

The part of a computer that processes instructions

c)

The part of a computer that outputs data

d)

The part of a computer that permanently stores data

26.

Which of these ARE NOT parts of the CPU? (select as many as appropriate)

a)

Accumulator

b)

General Purpose Register

c)

Input Device

d)

PC (Program Counter)

e)

Output Device

27.

Either stores the address from which data will be fetched from the CPU, or the address to which data will be sent and stored.

a)

MAR (Memory Address Register)

b)

MDR (Memory Data Register)

c)

CIR (Current Instruction Register)

d)

PC (Program Counter)

e)

ALU (Arithmetic and Logic Unit)

28.

This register contains the address (location) of the instruction being executed at the current time

a)

MAR (Memory Address Register)

b)

MDR (Memory Data Register)

c)

CIR (Current Instruction Register)

d)

PC (Program Counter)

e)

ALU (Arithmetic and Logic Unit)

29.

Which of these clock speeds is the fastest:

a)

10 Mhz

b)

1 Mhz

c)

1 Ghz

d)

100 Mhz

30.

What component on the diagram is represented by the YELLOW shape?

a)

Level 1 cache

b)

Level 2 cache

c)

CPU

d)

Main Memory

31.

The diagram shown here represents cores/channels in a CPU. Which of the following sentences is correct?

a)

There are 4 Cores and 6 Channels in this CPU

b)

There are 6 Cores and 4 Channels in this CPU

c)

You could double the number of cores to double the CPU speed

d)

This CPU has 4 Ghz clock speed

32.

Which of the factors below can significantly impact the performance of a CPU? (choose as many as are appropriate)

a)

Clock Speed

b)

Cache Size

c)

Number of cores

d)

SSD (Solid State Drive)

33.

Which of the following statements are true? (select as many as appropriate)

a)

A dual-core CPU can run through the Fetch Execute Cycle, four times per second

b)

Overclocking is a safe way of improving CPU performance

c)

A quad-core CPU can carry out more Fetch Execute Cycles per second than a dual core CPU

d)

Overclocking can improve CPU performance

34.

A 2GHz Processor can process:

a)

2,000,000 instructions per second

b)

2,000,000,000 instructions per second

c)

20,000,000 instructions per second

d)

200,000 instructions per second

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