COMPUTER SCIENCE AND ENGINEERING
COMPUTER ARCHITECTURE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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When using Branching, the usual sequencing of the PC is altered. A new instruction is loaded which is called as ____
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Branch target
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Loop target
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Forward target
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Jump instruction
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Explanation:
Detailed explanation-1: -Detailed Solution. The instructions that change the sequence of operation are called Control transfer instruction.
Detailed explanation-2: -Branching is the practice of creating copies of programs or objects in development to work in parallel versions, retaining the original and working on the branch or making different changes to each.
Detailed explanation-3: -Instruction Sets GOTO is an unconditional branch.
Detailed explanation-4: -Control sequence for an unconditional branch instruction is as follows: 1) PCout, MARin, Read, Select4, Add, Zin 2) Zout, PCin, Yin, WMFC 3) MDRout, IRin 4) Offset-field-of-IRout, Add, Zin 5) Zout, PCin, End • The processing starts, as usual, the fetch phase ends in step3.
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