COMPUTER SCIENCE AND ENGINEERING
COMPUTER ORGANIZATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Direct Addressing Mode
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Indirect Addressing Mode
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Register Addressing Mode
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None of the above
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Detailed explanation-1: -In this addressing mode, The address field of the instruction specifies the address of memory location that contains the effective address of the operand. Two references to memory are required to fetch the operand.
Detailed explanation-2: -Explanation: Absolute mode: In this addressing mode, the address of location of the operand is given explicitly as a part of the instruction. This addressing mode is also known as direct addressing mode.
Detailed explanation-3: -Indirect Address Mode − In this mode, the address field of the instruction gives the address where the effective address is stored in memory. Control fetches the instruction from memory and uses its address part to access memory again to read the effective address.