register memory location

Question

The register or main memory location which contains the effective address of the operand is known as

• A. pointer
• B. special location
• C. indexed register
• D. None of the above

Answer 1

The effective address of the operand is the contents of a register or main memory location,location whose address appears in the instruction. Indirection is noted by placing the name of the register or the memory address given in the instruction in parentheses.

The register or memory location that contains the effective address of the operand is a pointer. When an execution takes place in such mode, instruction may be told to go to a specific address.Once it's there, instead of finding an operand, it finds an address where the operand is located.

Answer 2

Ans is (A)

The effective address of the operand is the contents of a register or main memory location, location whose address appears in the instruction.

 The register or memory location that contains the address of the operand is a pointer.

When an execution takes place in such mode, instruction may be told to go to a specific address. Once it's there, instead of finding an operand, it finds an address where the operand is located.