This section contains more frequently asked Computer Organization Basics MCQs in the various University Level and Competitive Examinations.
PRACTICE IT NOW TO SHARPEN YOUR CONCEPT AND KNOWLEDGE
1. Which of the following is a main memory
- Secondary memory.
- Auxiliary memory.
- Cache memory.
- Virtual memory.
C. Cache memory.
2. Which of the following are not a machine instructions
- MOV.
- ORG.
- END.
- (B) & (C) .
D. (B) & (C) .
3. In Assembly language programming, minimum number of operands required for an instruction is/are
- Zero
- One
- Two
- Both (B) & (C) .
A. Zero
4. The maximum addressing capacity of a micro processor which uses 16 bit database &
- 64 K.
- 4 GB.
- both (A) & (B) .
- None of these.
B. 4 GB.
5. The memory unit that communicates directly with the CPU is called the
- main memory
- Secondary memory
- shared memory
- auxiliary memory.
A. main memory
6. The average time required to reach a storage location in memory and obtain its contents is called
- Latency time.
- Access time.
- Turnaround time.
- Response time.
B. Access time.
7. A byte is a group of ___ bits.
- 16
- 8
- 4
- 2
B. 8
8. A nibble is a group of __ bits.
- 16
- 4
- 8
- 2
B. 4
9. _________ register keeps track of the instructions stored in program stored in memory.
- AR (Address Register)
- XR (Index Register)
- PC (Program Counter)
- AC (Accumulator)
C. PC (Program Counter)
10. What is meant by a dedicated computer?
- which is used by one person only
- which is assigned to one and only one task
- which does one kind of software
- which is meant for application software only
- all of abve
E. all of abve
