OCR J277 - 1.1 - CPU and Embedded Systems - Knowledge Check
Flashcard
•
Computers
•
10th Grade
•
Practice Problem
•
Medium
A Behery
Used 4+ times
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20 questions
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1.
FLASHCARD QUESTION
Front
What is a main purpose of the CPU?
Back
To carry out the fetch-execute cycle
2.
FLASHCARD QUESTION
Front
What does the ALU (Arithmetic Logic Unit) in a CPU do?
Back
Performs arithmetic and logical operations
3.
FLASHCARD QUESTION
Front
Which component of the CPU is responsible for controlling the execution of instructions?
Back
CU (Control Unit)
4.
FLASHCARD QUESTION
Front
What is the main function of the cache in a CPU?
Back
To store frequently used data for quick access
5.
FLASHCARD QUESTION
Front
Which register in the Von Neumann architecture holds the address of the next instruction to be executed?
Back
Program Counter
6.
FLASHCARD QUESTION
Front
What does the MAR (Memory Address Register) store?
Back
The address of data to be accessed
7.
FLASHCARD QUESTION
Front
Which of the following is NOT a component of the Von Neumann architecture?
- Graphics Card
- MAR (Memory Address Register)
- MDR (Memory Data Register)
- Accumulator
Back
Graphics Card
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