MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

COMPUTER ARCHITECTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What are the main components of a computer in von Neumann architecture?
A
Processor and input-output devices
B
Processor, Memory unit and input-output devices
C
CPU, monitor, keyboard and mouse
D
CPU, monitor, keyboard, mouse, speakers and microphone
Explanation: 

Detailed explanation-1: -The basic physical organization of a modern computer, based on the von Neumann architecture model, comprises 5 units, namely memory, control, arithmetic-&-logic, input, and output. The central processing unit (CPU) comprises control and arithmetic-&-logic units.

Detailed explanation-2: -Von Neumann’s model is composed of three specific components (or sub-systems) including a central processing unit (CPU), memory, and input/output (I/O) interfaces.

Detailed explanation-3: -His computer architecture design consists of a Control Unit, Arithmetic and Logic Unit (ALU), Memory Unit, Registers and Inputs/Outputs. Von Neumann architecture is based on the stored-program computer concept, where instruction data and program data are stored in the same memory.

Detailed explanation-4: -The different components in the Computer System Architecture are Input Unit, Output Unit, Storage Unit, Arithmetic Logic Unit, Control Unit etc. The input data travels from input unit to ALU. Similarly, the computed data travels from ALU to output unit.

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