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WorksheetsGCSE J277 - 1.1.1 - Systems Architecture
Total questions: 19
Worksheet time: 6mins
Name
Class
Date
1.
Manages basic operations of the computer. To be the ‘brains’ of the computer
a)
CPU
b)
RAM
c)
ROM
d)
Motherboard
2.
A register which keeps the address of the next instruction to be processed
a)
MAR
b)
MDR
c)
ACC
d)
PC
3.
Used to tell the CPU where to locate data in Main Memory
a)
MAR
b)
MDR
c)
ACC
d)
PC
4.
Stores the results of logic operations and calculations
a)
MAR
b)
MDR
c)
ACC
d)
PC
5.
Used to store data fetched from memory
a)
MAR
b)
MDR
c)
ACC
d)
PC
6.
Performance of a CPU: Allows multiple programs to run at the same time
a)
Multiple Cores
b)
Clock Speed
c)
Cache Size
7.
Performance of a CPU: Stores frequently used instructions and data
a)
Multiple Cores
b)
Clock Speed
c)
Cache Size
8.
Performance of a CPU: Measures the amount of FDE cycles a CPU can deal with in a second
a)
Multiple Cores
b)
Clock Speed
c)
Cache Size
9.
The final stage of the CPU cycle
a)
Fetch
b)
Decode
c)
Execute
10.
The stage of the CPU cycle where the Control Unit works out what needs to be done
a)
Fetch
b)
Decode
c)
Execute
11.
The stage of the CPU cycle where an instruction is retrieved from memory
a)
Fetch
b)
Decode
c)
Execute
12.
CPU cycle measured in millions per second
a)
Hz
b)
KHz
c)
MHz
d)
GHz
13.
CPU cycle measured in billions per second
a)
Hz
b)
KHz
c)
MHz
d)
GHz
14.
Decodes instructions. Sends signals to control how data moves around the CPU
a)
Arithmetic Logic Unit
b)
Control Unit
c)
Cache
d)
Registers
15.
Responsible for performing calculations and logical comparisons
a)
Arithmetic Logic Unit
b)
Control Unit
c)
Cache
d)
Registers
16.
Tiny areas of fast memory designed for a specific purpose
a)
Arithmetic Logic Unit
b)
Control Unit
c)
Cache
d)
Registers
17.
Fast access memory for frequently used instructions and data
a)
Arithmetic Logic Unit
b)
Control Unit
c)
Cache
d)
Registers
18.
What does CPU stand for?
a)
Computer Processing Unit
b)
Central Portable Unit
c)
Central Processing Unit
d)
Cooling Protocol Unit
19.
Which component would calculat the result of 6 * 4?
a)
Arithmetic Logic Unit
b)
Control Unit
c)
Cache
d)
Registers
Reset
