C++ | MCQs

Explanation

To be computer literate, it is not necessary for you to know how to program a computer.

Computer literacy generally means being able to use a computer and understand its basic functions, not necessarily being able to write code.

Explanation

"Programs" are the step-by-step instructions that run the computer.

Programs is also known as software.

It guide the computer in performing specific tasks and operations.

Explanation

A nested loop has one loop inside of another.

These are typically used for working with two dimensions such as printing stars in rows and columns as shown below.

When a loop is nested inside another loop, the inner loop runs many times inside the outer loop.

Explanation

The MAR is a special type of register that contains the memory address of the data and instruction.

The main task of the MAR is to access instruction and data from memory in the execution phase.

Explanation

The "md" (make directory) or "mkdir" (make directory) command is used in command-line interfaces to create a new directory.

Explanation

• A microprocessor can interact with both a mouse and a keyboard.
• They are input devices commonly used to provide data and commands to the computer.

Explanation

• A mouse is primarily used in operating systems with a Graphical User Interface (GUI).
• As it allows users to interact with graphical elements like icons, windows, and menus.

Explanation

Topology refers to the physical or logical arrangement of network devices and how they are interconnected.

Explanation

• A cache server stores copies of web pages and websites that users have recently visited.
• It helps in reducing loading times and bandwidth usage.

Explanation

• IP addresses from 192.0.0.0 to 223.255.255.255 belong to Class C.
• The address 198.168.10.0 falls within this range.