Computer Architecture MCQ Questions and Answers
1. A group of bits that tell the computer to perform a specific operation is known as
Answer : A
2. An address in main memory is called
Answer : A
3. A register capable of shifting its binary information either to the right or left is called a
Answer : C
4. Which of the following are not a machine instructions?
Answer : D
5. Memory unit accessed by content is called
Answer : D
Computer Architecture MCQ
6. In a system, which has 32 register the register id is _____ long.
Answer : C
7. The two phases of executing an instruction are
Answer : B
8. The addressing mode which make use of indirection pointer is _____
Answer : A
9. The addressing modem, which uses the PC instead of a general purpose register is _____
Answer : B
10. The addressing mode, where you directly specify the operand value is _____
Answer : A
Computer Architecture MCQ
11. _____ Converts the programs written in assembly language into machine instructions.
Answer : C
12. The instructions like MOV and ADD are called as _____
Answer : A
13. The interrupt-request line is a part of the
Answer : B
14. The DMA transfer are performed by a control circuit called as
Answer : B
15. The DMA controller has _____ registers.
Answer : C
Computer Architecture MCQ
16. The controller is connected to the _____
Answer : B
17. The registers of the controller are _____
Answer : C
18. A collection of lines that connects several devices is called _____
Answer : C
19. Memory address refers to the successive memory words and the machine is called as
Answer : A
20. An exception conditions in a computer system by event external to the CPU is called
Answer : A
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