MAAP QUESTION BANK
Ch-02 INTRODUCTION TO MICRO PROCESSOR
02 Mark each
Q1. Calculate physical address if CS contains 03E0H 7 IP holds 1F20H in real mode.
Q2. For a Pentium descriptor that contains a base address of 00380000H, a limit of 00010H & granularity bit G=1.
What starting & ending locations are addressed by this descriptor ?
Q3. Give at least four points to differentiate between 80286 & 80486 ?
Q4. State different register in Pentium ?
Q5. What is the size of address & data bus of 8086 processor ?
Q6. What is protected mode ?
Q7. What is the function of CX register ?
Q8. Give the interpretation when auxillary flag is set.
Q9. Mention differentiation between AX & EAX register ?
Q10. Give the interpretation when zero flag & sign flag is set.
Q11. Give the function of code segment ?
Q12. How are segment registers used to form 20 bit address ?
Q13. How many segments can be defined & what is the size of each segment in Memory of Pentium processor in real mode ?
Q14. If CS contains 03E0H & IP contains 1F20H, how is effective address is calculated ?
Q15. Which Intel microprocessor incorporate math coprocessor & cache with it on single chip?
Q16. How much memory is available for access in Real mode & Protected mode of Pentium ?
Q17. What is the significance of Accumulator ?
Q18. “Intel microprocessor are backward compatible” Comment.
Q19. What is Super scalar architecture of advanced microprocessor ?
Q14. If SS contains 0300H & SP contains 1234H, how is physical address is calculated ?
Q15. What is the size of data & address bus of 80286 & 80486 microprocessor ?
04 Mark each
Q1. Explain byte swapping in Pentium data storage ?
Q2. Name & explain status register of Pentium processor ?
Q3. Compare real & protected mode of Pentium processor ?
Q4. Explain with their functions all classes of registers available in Pentium processor ?
Q5. Explain Byte swapping in Pentium data storage ?
Q6. Write function of following block of Pentium microprocessor ? 02 mark each
1. Floating Point Unit (FPU)
2. Branch Target Buffer (BTB)
3. On-Chip Cache memory
4. Prefetch Buffer
5. U & V pipeline
6. Instruction Cache
7. Data cache
8. Control Unit
Q7. Indicate the bit positions of five main flags within lower byte of Pentium Flag/Status register & give their
significance when they are set ?
Ch-02 INTRODUCTION TO MICRO PROCESSOR
02 Mark each
Q1. Calculate physical address if CS contains 03E0H 7 IP holds 1F20H in real mode.
Q2. For a Pentium descriptor that contains a base address of 00380000H, a limit of 00010H & granularity bit G=1.
What starting & ending locations are addressed by this descriptor ?
Q3. Give at least four points to differentiate between 80286 & 80486 ?
Q4. State different register in Pentium ?
Q5. What is the size of address & data bus of 8086 processor ?
Q6. What is protected mode ?
Q7. What is the function of CX register ?
Q8. Give the interpretation when auxillary flag is set.
Q9. Mention differentiation between AX & EAX register ?
Q10. Give the interpretation when zero flag & sign flag is set.
Q11. Give the function of code segment ?
Q12. How are segment registers used to form 20 bit address ?
Q13. How many segments can be defined & what is the size of each segment in Memory of Pentium processor in real mode ?
Q14. If CS contains 03E0H & IP contains 1F20H, how is effective address is calculated ?
Q15. Which Intel microprocessor incorporate math coprocessor & cache with it on single chip?
Q16. How much memory is available for access in Real mode & Protected mode of Pentium ?
Q17. What is the significance of Accumulator ?
Q18. “Intel microprocessor are backward compatible” Comment.
Q19. What is Super scalar architecture of advanced microprocessor ?
Q14. If SS contains 0300H & SP contains 1234H, how is physical address is calculated ?
Q15. What is the size of data & address bus of 80286 & 80486 microprocessor ?
04 Mark each
Q1. Explain byte swapping in Pentium data storage ?
Q2. Name & explain status register of Pentium processor ?
Q3. Compare real & protected mode of Pentium processor ?
Q4. Explain with their functions all classes of registers available in Pentium processor ?
Q5. Explain Byte swapping in Pentium data storage ?
Q6. Write function of following block of Pentium microprocessor ? 02 mark each
1. Floating Point Unit (FPU)
2. Branch Target Buffer (BTB)
3. On-Chip Cache memory
4. Prefetch Buffer
5. U & V pipeline
6. Instruction Cache
7. Data cache
8. Control Unit
Q7. Indicate the bit positions of five main flags within lower byte of Pentium Flag/Status register & give their
significance when they are set ?
