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Operating Systems Concepts - Engineering

Q1:

In which addressing mode, the address of the location of the operand is given explicitly as a part of the instruction.

A absolute mode

B immediate mode

C index mode

D modulus mode

E None of the above

ANS:A - absolute mode

The other name for the direct addressing mode is the absolute addressing mode.

In this case, the instruction possesses the address of the actual location in the memory wherever the value of the given operand is stored.