Punjab 11th Class Computer Science Chapter 3 Central Processing Unit Mcqs Test Online

Total Question
10 Questions
Total Marks
20 Marks
Total Time
10 Minuts
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Test Name



Ch.3 # Central Processing Unit

Subject



Computer Science ( 11th Class)

Test Type



Mcqs


Punjab 11th Class Computer Science Chapter 3 Central Processing Unit Mcqs Test Online

Computer Science Chapter 3 Central Processing Unit Mcqs Test Online Punjab 11th Class

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Question 1 of 10

Computer Science

1. Through which bus, instruction are transferred from main memory to instruction register?

Question 1 of 10

Question 2 of 10

2. Where are the results of ALU operations transferred?

Question 2 of 10

Question 3 of 10

3. Which part of computer decodes instructions?

Question 3 of 10

Question 4 of 10

4. How many distinct operations can be performed if op-code of a microprocessor consists of 4 bits?

Question 4 of 10

Question 5 of 10

5. Which of these buses selects a memory word for a read or write operation?

Question 5 of 10

Question 6 of 10

6. Which of these registers controls the sequence in which instructions are fetched from memory for execution?

Question 6 of 10

Question 7 of 10

7. Which of these instructions will perform addition of two numbers?

Question 7 of 10

Question 8 of 10

8. A memory word that is to be stored in or fetched from memory must first be transferred into which register?

Question 8 of 10

Question 9 of 10

9. Which instruction causes transfer of instruction execution to a specified address?

Question 9 of 10

Question 10 of 10

10. Which part of computer performs Fetch, Decode and Execute cycle?

Question 10 of 10


 

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