Worksheets1 OCR GCSE Computer Science - System Architecture
Total questions: 13
Worksheet time: 7mins
Name
Class
Date
1.
Which of the following is not a characteristic of a CPU?
a)
Central
b)
Numbe of cores
c)
Cache
d)
Clock Speed
2.
Which of the following best defines clock speed?
a)
Used to count the number of instructions.
b)
The number of instructions stored in memory.
c)
The number of cycles performed in a second.
d)
Used perform mathematical calculations.
3.
3 GHz means approximately how many instructions per second?
a)
0.3 million instructions
b)
3 million instructions
c)
0.3 billion instructions
d)
3 billion instructions
4.
Increasing the clock speed could mean?
a)
You can store more data in your computer.
b)
You can store more instructions in your computer.
c)
The software can respond faster.
d)
More storage in the cache memory.
5.
Increasing the clock speed could mean?
a)
Allows more instructions to run per second.
b)
You can store more instructions in your computer.
c)
The cache memory will increase as well.
d)
More storage in the cache memory.
6.
A multi-core processor is?
a)
Two or more cache units inside a CPU.
b)
Multiple clock speed CPU
c)
Two or more processors inside a CPU.
d)
Multiple counter systems inside the CPU.
7.
More cores mean?
a)
It will double in speed.
b)
The computer will run twice as fast in a dual core.
c)
The speed of the computer will definitely increase.
d)
Separate cores can work on 2 or more tasks at the same time
8.
Cache for a CPU is?
a)
Temporary data used to store data for websites.
b)
Super fast memory located on main memory.
c)
Super fast memory located in or nearby the processor.
d)
Temporary data used to store data used in apps.
9.
What did Von Neumann proposed?
a)
That a CPU must have a clock speed.
b)
Data is permanently saved to cache memory.
c)
Data and Instructions are stored permanently in main memory.
d)
Data and Instructions are stored in main memory together.
10.
Which of the following is not a physical component inside the CPU?
a)
Arithmetic Logic Unit
b)
Control Unit
c)
Cache
d)
Clock Speed
11.
What is an embedded system?
a)
A register used in a system
b)
A computer system that is built into another device
c)
Cache memory to store data for the system
d)
A machine that can do multiple purposes
12.
Which of the following is an embedded system?
a)
Laptop
b)
Dishwasher
c)
Desktop Computer
d)
Tablet Computer
13.
Which component could improve the performance of a computer?
a)
ALU
b)
External USB Storage
c)
Printer
d)
RAM
100 %
