Computer Hardware | MCQs

Explanation

A computer is a complex system; contemporary computers contain millions of elementary electronic components.

Explanation

In computing, an expansion card is a printed circuit board that can be inserted into an electrical connector, or expansion slot on a computer's motherboard.

Explanation

The CPU performs basic arithmetic, logic, controlling, and

input/output (I/O) operations specified by the instructions in the program.

Explanation

  مدربورڈ ميں ريم، روم اور مائکرو پروسيسر لگے ہوئے ہوتے ہيں

ND2-03-2023

Explanation

A system unit is the part of a computer

It includes the motherboard, CPU, RAM and other components, 

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ND10-1-2023

Explanation

The correct answer is an inkjet printer. Non-impact printers print  characters without the use of ribbons. Each of these printers prints a complete page, so it is also called a page printer. Example: Inkjet printer, laser printer

Explanation

The battery on a motherboard, often called a CMOS battery

CMOS battery:

Function: It powers the CMOS chip which stores critical system settings. 

What it stores: Date, time, boot sequence, hardware configurations, and sometimes passwords. 

What happens if it fails: If the battery dies, you will likely need to reset the BIOS settings when you turn on your computer, including setting the date and time again. 

Explanation

Explanation

A  supercomputer is a computer that performs at a higher level than a general-purpose computer 

all the world's fastest 500 supercomputers have been running Linux-based operating systems since November 20017

while 

A personal computer (PC) is a multi-purpose computer 

A mainframe computer, often known as a big iron used largely by large enterprises

Explanation

• Data is processed in CPU.
• CPU stands for Central Processing Unit. 
• AGM 08-2-2023