CPU Flashcards

1
Q

What is the MAR?

A

The Memory Address Register

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2
Q

What is the MDR?

A

The Memory Data Register

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3
Q

What is the PC (In a CPU)?

A

The Program Counter

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4
Q

What is the CIR?

A

The Current Instruction Register

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5
Q

What is the ALU and what does it do?

A

The Arithmetic Logic Unit, Responsible for arithmetic and logical operations within the CPU.

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6
Q

What is the CU and what does it do?

A

The Control Unit controls and manages the execution of instructions.

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7
Q

What is Von Neumann Architecture?

A

The CPU structure in which the ALU, CU and registers act in sync to store a program in instructions which are sequentially executed by the different parts working in sync.

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8
Q

What is the accumulator?

A

A register which acts as intermediary storage for the ALU.

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9
Q
A
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