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  1. PSW stands for
    1. Program status word
    2. Processor status word
    3. Process status word
    4. Primitive status word
Correct Option: A

PSW stands for Program Status Word. It is an IBM System/360 architecture and successors control register which performs the function of a Status register and Program counter in other architectures, and more. It contains status bits that reflect the current CPU state.



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