MCQOPTIONS
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MCQOPTIONS
This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Microprocessors knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
THE_INSTRUCTIONS_WHICH_AFTER_EXECUTION_TRANSFER_CONTROL_TO_THE_NEXT_INSTRUCTION_IN_THE_SEQUENCE_ARE_CALLED?$ |
| A. | Sequential control flow instructions |
| B. | control transfer instructions |
| C. | Sequential control flow & control transfer instructions |
| D. | none of the mentioned |
| Answer» B. control transfer instructions | |
| 2. |
The instruction “JUMP” belongs to$# |
| A. | sequential control flow instructions |
| B. | control transfer instructions |
| C. | branch instructions |
| D. | control transfer & branch instructions |
| Answer» E. | |
| 3. |
The_instructions_that_transfer_the_control_to_some_predefined_address_or_the_address_specified_in_the_instruction_are_called_as$ |
| A. | sequential control flow instructions |
| B. | control transfer instructions |
| C. | sequential control flow & control transfer instructions |
| D. | none of the mentioned |
| Answer» C. sequential control flow & control transfer instructions | |
| 4. |
If a W-bit value is ‘1’ then the operand is o?# |
| A. | 8 bits |
| B. | 4 bits |
| C. | 16 bits |
| D. | 2 bits |
| Answer» D. 2 bits | |
| 5. |
The bit which is used by the ‘REP’ instruction is$ |
| A. | W-bit |
| B. | S-bit |
| C. | V-bit |
| D. | Z-bit |
| Answer» E. | |
| 6. |
In a machine instruction format, S-bit is the |
| A. | status bit |
| B. | sign bit |
| C. | sign extension bit |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 7. |
The R/M field in a machine instruction format specifies |
| A. | another register |
| B. | another memory location |
| C. | other operands |
| D. | all of the mentioned |
| Answer» E. | |
| 8. |
The instruction format ‘register to register’ has a length of$ |
| A. | 2 bytes |
| B. | 1 byte |
| C. | 3 bytes |
| D. | 4 bytes |
| Answer» B. 1 byte | |
| 9. |
The length of the one-byte instruction is |
| A. | 2 bytes |
| B. | 1 byte |
| C. | 3 bytes |
| D. | 4 bytes |
| Answer» C. 3 bytes | |
| 10. |
A machine language instruction format consists of |
| A. | Operand field |
| B. | Operation code field |
| C. | Operation code field & operand field |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 11. |
Operation code field is present in : |
| A. | programming language instruction |
| B. | assembly language instruction |
| C. | machine language instruction |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |