Computer Science Engineering (CSE) Exam > Computer Science Engineering (CSE) Questions > If the data is present in a register and it i...
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If the data is present in a register and it is referred using the particular register, then it is
- a)direct addressing mode
- b)register addressing mode
- c)indexed addressing mode
- d)immediate addressing mode
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
If the data is present in a register and it is referred using the part...
Since register is used to refer the address.
Most Upvoted Answer
If the data is present in a register and it is referred using the part...
Explanation:
Register addressing mode is a type of addressing mode where the data is stored in a register and referred using that particular register. In this mode, the address of the data is implicit and the operand is the register itself.
Here are some key points to understand about register addressing mode:
- In this mode, the operand is the contents of the register.
- The address of the data is not explicitly specified, as it is stored in a register.
- The register containing the data is specified in the instruction.
- This mode is faster than other addressing modes because the data is already in a register, which is a high-speed memory location.
- This mode is used for frequently accessed data or for data that needs to be manipulated frequently.
Example: Let's consider an example of a register addressing mode.
MOV AX, BX
In this instruction, the contents of register BX are moved to register AX. Here, the operand is BX, which is a register containing the data to be moved, and the address of the data is implicit.
Conclusion:
Register addressing mode is a fast and efficient addressing mode because the data is stored in a register and referred using that particular register. This mode is used for frequently accessed data or for data that needs to be manipulated frequently. By using register addressing mode, the performance of the system can be improved significantly.
Register addressing mode is a type of addressing mode where the data is stored in a register and referred using that particular register. In this mode, the address of the data is implicit and the operand is the register itself.
Here are some key points to understand about register addressing mode:
- In this mode, the operand is the contents of the register.
- The address of the data is not explicitly specified, as it is stored in a register.
- The register containing the data is specified in the instruction.
- This mode is faster than other addressing modes because the data is already in a register, which is a high-speed memory location.
- This mode is used for frequently accessed data or for data that needs to be manipulated frequently.
Example: Let's consider an example of a register addressing mode.
MOV AX, BX
In this instruction, the contents of register BX are moved to register AX. Here, the operand is BX, which is a register containing the data to be moved, and the address of the data is implicit.
Conclusion:
Register addressing mode is a fast and efficient addressing mode because the data is stored in a register and referred using that particular register. This mode is used for frequently accessed data or for data that needs to be manipulated frequently. By using register addressing mode, the performance of the system can be improved significantly.
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If the data is present in a register and it is referred using the particular register, then it isa)direct addressing modeb)register addressing modec)indexed addressing moded)immediate addressing modeCorrect answer is option 'B'. Can you explain this answer?
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