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The Arithmetic Logic Unit (ALU) is a fundamental component of the Central Processing Unit (CPU). The ALU contains a special register called an Accumulator. Which of the following best describes the purpose of the Accumulator.
(a).
The Accumulator (AC) is a register which holds the intermediate results of arithmetic and logical operations;
(b).
The Accumulator (AC) is a register which holds the address of the next instruction to be executed;
(c).
The Accumulator (AC) is a register which holds frequently accessed data and / or instructions;
(d).
The Accumulator (AC) is a register which holds data transferred from Primary Memory;

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