MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 17 Mcqs, each offering curated multiple-choice questions to sharpen your Embedded Systems knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the size of the address bus in 80286? |
| A. | 20 |
| B. | 24 |
| C. | 16 |
| D. | 32 |
| Answer» C. 16 | |
| 2. |
What kind of support does 80286 access in protected mode? |
| A. | Real mode |
| B. | Address access |
| C. | Data access |
| D. | Virtual memory |
| Answer» E. | |
| 3. |
WHAT_KIND_OF_SUPPORT_DOES_80286_ACCESS_IN_PROTECTED_MODE??$ |
| A. | Real mode |
| B. | Address access |
| C. | Data access |
| D. | Virtual memory |
| Answer» E. | |
| 4. |
What is the size of the address bus in 80286?$ |
| A. | 20 |
| B. | 24 |
| C. | 16 |
| D. | 32 |
| Answer» C. 16 | |
| 5. |
Which of the following processor possess memory management?$ |
| A. | 8086 |
| B. | 8088 |
| C. | 80286 |
| D. | 8051 |
| Answer» D. 8051 | |
| 6. |
Which of the following possess the same set of instructions? |
| A. | 8088 and 80286 |
| B. | 8086 and 80286 |
| C. | 8051 and 8088 |
| D. | 8051 and 8086 |
| Answer» C. 8051 and 8088 | |
| 7. |
Which is the interrupt vector that functions as invalid opcode? |
| A. | 9 |
| B. | 8 |
| C. | 7 |
| D. | 6 |
| Answer» E. | |
| 8. |
Which is the interrupt vector in 80286 which functions for stack fault? |
| A. | 11 |
| B. | 12 |
| C. | 14 |
| D. | 16 |
| Answer» C. 14 | |
| 9. |
Which are the two register available in the protected mode of 80286? |
| A. | General and segmented |
| B. | General and pointer |
| C. | Index and base pointer |
| D. | Index and segmented |
| Answer» D. Index and segmented | |
| 10. |
When is the register set gets expanded in 80286? |
| A. | In real mode |
| B. | In expanded mode |
| C. | In protected mode |
| D. | Interrupt mode |
| Answer» D. Interrupt mode | |
| 11. |
How is expanded memory accessed in 80286? |
| A. | Paging |
| B. | Interleaving |
| C. | RAM |
| D. | External storage |
| Answer» B. Interleaving | |
| 12. |
Which are the 4 segmented registers in intel 80286? |
| A. | AX,BX,CX,DX |
| B. | AS,BS,CS,DS |
| C. | SP,DI,SI,BP |
| D. | IP,FL,SI,DI |
| Answer» C. SP,DI,SI,BP | |
| 13. |
Which are the 4 general purposes 16 bit register in Intel 80286? |
| A. | CS,DS,SS,ES |
| B. | AX,BX,CX,DX |
| C. | IP,FL,DI,SI |
| D. | DI,SI,BP,SP |
| Answer» C. IP,FL,DI,SI | |
| 14. |
Which register set of 80286 form the same register set of 8086 processor? |
| A. | AH,AL |
| B. | BX |
| C. | BX,AX |
| D. | EL |
| Answer» B. BX | |
| 15. |
Which are the two modes of 80286? |
| A. | Real mode and protected mode |
| B. | Mode1 and mode2 |
| C. | Alternate and main |
| D. | Mode A and mode B |
| Answer» B. Mode1 and mode2 | |
| 16. |
Which is the processor behind the IBM PC AT? |
| A. | 80387 |
| B. | 8088 |
| C. | 80286 |
| D. | 8086 |
| Answer» D. 8086 | |
| 17. |
Which one of the following is the successor of 8086 and 8088 processor? |
| A. | 80286 |
| B. | 80387 |
| C. | 8051 |
| D. | 8087 |
| Answer» B. 80387 | |