ISRO | ISRO CS 2020 | Question 13

The immediate addressing mode can be used for

1. Loading internal registers with initial values 1.
2. Perform arithmetic or logical operation on data contained in instructions 2.

Which of the following is true ?
(A) Only 1
(B) Only 2
(C) Both 1 and 2
(D) Immediate mode refers to data in cache


Answer: (C)

Explanation: In immediate addressing mode, the operand is a part of the instruction.

The immediate addressing mode can be used for loading value in register and performed arithmetic operations. For example,

LOAD R1, #100 

So, both the statements are correct.

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