AQA Computer Systems revision
Quiz
•
Computers
•
10th Grade
•
Medium
David Smedley
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53 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The central processing unit (CPU) is the _____ of the computer that carries out
instructions to process data.
Memory
Heart
Brain
Eyes
Answer explanation
The correct choice is 'Brain' as the central processing unit (CPU) is often referred to as the brain of the computer, responsible for carrying out instructions to process data.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does ALU stand for?
arithmetic local unit
arithmetic logic unit
alternate logic uniform
alternate logic unit
Answer explanation
ALU stands for arithmetic logic unit, which is responsible for performing arithmetic and logical operations in a computer's CPU.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does CU stand for?
Close Up
Closed Unit
Control Up
Control Unit
Answer explanation
CU stands for Control Unit, which is the correct choice among the options provided.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The von Neumann architecture of a system can be described as
Storing data and programs in the same memory.
Storing data and programs in the different memory.
Processing data and programs in the same cpu.
Processing data and programs in the different cpu's.
Answer explanation
The von Neumann architecture involves storing data and programs in the same memory, allowing for efficient processing and execution within the same system.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The ________ manages the execution of instructions by making sure that all
the components perform their task at the correct time.
Clock
ALU
Control Unit
CPU
Answer explanation
The Control Unit manages the execution of instructions by ensuring all components perform tasks at the correct time.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
_______ are small areas of memory in the CPU that hold data and memory
addresses used during the fetch-execute cycle.
RAM
Cache
Registers
ROM
Answer explanation
Registers are small areas of memory in the CPU that hold data and memory addresses used during the fetch-execute cycle.
7.
MATCH QUESTION
1 min • 5 pts
Match the following
synchronises tasks
Fetch
carry out, the instruction
Control unit
retrieve next instruction from memory
Clock
translate, instruction to work out what it is
Decode
manages the execution of instructions
Execute
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