This section contains more frequently asked Microprocessors 8085 Basics MCQs in the various University Level and Competitive Examinations.
PRACTICE IT NOW TO SHARPEN YOUR CONCEPT AND KNOWLEDGE
1. The four index register can be used for:
- Arithmetic operation
- Multipulation operation
- Subtraction operation
- All of these
A. Arithmetic operation
2. IP Stand for:
- Instruction pointer
- Instruction purpose
- Instruction paints
- None of these
A. Instruction pointer
3. CS Stand for:
- Code segment
- Coot segment
- Cost segment
- Counter segment
A. Code segment
4. DS Stand for:
- Data segment
- Direct segment
- Declare segment
- Divide segment
A. Data segment
5. Which are the segment:
- CS: Code segment
- DS: data segment
- SS: Stack segment
- ES:extra segment
- All of these
E. All of these
6. The acculatator is 16 bit wide and is called:
- AX
- AH
- AL
- DL
A. AX
7. How many bits the instruction pointer is wide:
- 16 bit
- 32 bit
- 64 bit
- 128 bit
A. 16 bit
8. How many type of addressing in memory:
- Logical address
- Physical address
- Both A and B
- None of these
C. Both A and B
9. The size of each segment in 8086 is:
- 64 kb
- 24 kb
- 50 kb
- 16kb
A. 64 kb
10. The _______ address of a memory is a 20 bit address for the 8086 microprocessor:
- Physical
- Logical
- Both
- None of these
A. Physical
