In which addressing mode the contents of a register specified in the instruction are first decremented, and then these contents are used as the effective address of the operands?

Answer: Option 4 Let'

Answer: Option 2 Let'

Answer: Option 3 In a computer, the memory address register (MAR) is the CPU register that either stores the memory address from which data will be fetched to the CPU,...

Answer: Option 4 The address of the operand is obtained by adding to the contents of the general register (index register) a constant value. Index mode is used to access...

Answer: Option 3 Program counter : A program counter is a register in a computer processor that contains the address (location) of the instruction being executed at the current time....

Answer: Option 2 In computing, the instruction registers (IR) or current instruction register (CIR) is the part of a CPU's control unit that holds the instruction currently being executed or...

Answer: Option 1 The register or main memory location which contains the effective address of the operand is known as pointer.

Answer: Option 3 Auto Indexed (increment mode): Effective address of the operand is the contents of a register specified in the instruction. After accessing the operand, the contents of this...

Answer: Option 2 Immediate Mode − in this mode, the operand is specified in the instruction itself. In other words, an immediate-mode instruction has an operand field instead of an...

Answer: Option 1 In this addressing mode, the address of location of the operand is given explicitly as a part of the instruction. This addressing mode is also known as...