Microprocessor and Microcontroller Multiple Choice Questions and Answers

11. The 16 bit flag of 8086 microprocessor is responsible to indicate ___________

1. the condition of result of ALU operation
2. the condition of memory
3. the result of addition
4. the result of subtraction

12. The CF is known as ________

1. carry flag
2. condition flag
3. common flag
4. single flag

13. The SF is called as ________

1. single flag
2. sign flag
3. service flag
4. super flag

14. The OF is called as _______

1. overflow flag
2. overdue flag
3. operation flag
4. option flag

15. The IF is called as _________

1. initial flag
2. interrupt flag
3. indication flag
4. inner flag

16. The register AX is formed by grouping ________

1. AH & AL
2. BH & BL
3. CH & CL
4. DH & DL

17. The SP is indicated by ________

1. single pointer
2. stack pointer
3. source pointer
4. destination pointer

18. The BP is indicated by ___

1. base pointer
2. binary pointer
3. bit pointer
4. digital pointer

19. The SS is called as _______

1. single stack
2. stack segment
3. sequence stack
4. random stack

20. The index register are used to hold _______

1. memory register
2. offset address
3. segment memory
4. offset memory