FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Accumulator is a type of register present in a CPU (Central Processing Unit). It works as a temporary storage location that keeps an intermediate value in logical and mathematical calculations.

Detailed explanation-2: -Registers are temporary storage areas for instructions or data.

Detailed explanation-3: -The Accumulator (AC) register is a general purpose processing register. The instruction read from memory is placed in the Instruction register (IR). The Temporary Register (TR) is used for holding the temporary data during the processing.

Detailed explanation-4: -Random Access Memory (RAM) Any open programs or files on a computer are temporarily stored in RAM whilst being used. Being volatile, any data stored in RAM will be lost when power is removed.

Detailed explanation-5: -Control Unit. CPUs also have several other registers, including the instruction register (IR); the program counter (PC), also called the instruction counter; and the memory address register (MAR), also called the address buffer. The IR is used to store the instruction word.