
H446 ocr revision quiz
Quiz
•
Computers
•
12th Grade
•
Practice Problem
•
Medium
Martin Highmore
Used 3+ times
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71 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of the Arithmetic Logic Unit (ALU) in a CPU?
It manages the execution of instructions.
It stores data temporarily.
It processes and manipulates arithmetic operations and logical comparisons.
It synchronizes the clock speed of the processor.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the Program Counter (PC) do?
It stores the address of the next instruction to be executed.
It accumulates the results of arithmetic operations.
It decodes and synchronizes instructions.
It transfers data from the memory to the CPU.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which register temporarily holds the data currently being processed by the central processor?
Memory Address Register (MAR)
Memory Data Register (MDR)
Accumulator
Current Instruction Register (CIR)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the Current Instruction Register (CIR)?
It holds the address of the data being accessed.
It stores the results of arithmetic operations.
It stores the address of the next instruction being executed and decoded.
It synchronizes the clock speed of the processor.
5.
DRAG AND DROP QUESTION
30 sec • 1 pt
The main purpose of the Control Bus within the computer architecture is (a) .
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the clock speed in a CPU?
It determines the size of the cache.
It controls the rate at which instructions are executed.
It stores the results of arithmetic operations.
It carries control and status signals between different components of a computer.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of cache in a CPU?
It stores the address of the next instruction to be executed.
It carries data between the processor and the memory.
It provides extremely fast access to sections of a program and associated data.
It synchronizes the clock speed of the processor.
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