Fun | MCQs

Explanation

Keyboard Key Categories:

Navigation Keys: Include Page Up/Down, Arrow Keys, Home, End, Delete, and Insert. They help move the cursor or scroll through content.

Control Keys: Ctrl, Alt, Esc (used for shortcuts).

Function Keys: F1-F12 (perform specific tasks).

Explanation

Explanation

The Control Unit (CU) manages and decodes instructions from programs so the CPU knows what actions to perform.

It also directs the flow of data between the CPU, memory, and other components.

Explanation

Creating web pages is not a function of an operating system; it is done using specialized software like HTML editors or web development tools.

An operating system manages hardware, software, file storage, and application execution.

Explanation

User-defined functions are those that are created by the programmer to perform specific tasks.

Unlike pre-defined functions, they offer custom behavior and improve code reusability and structure.

Explanation

Every algorithm begins with a start point and ends at a stop or termination point.

These ensure the algorithm has a defined flow and endpoint for execution.

Explanation

 Function overloading allows multiple functions with the same name but different parameters.

It is a type of compile-time polymorphism, enabling code flexibility and readability.

Explanation

BIOS (Basic Input/Output System) is a firmware interface

They initialize and test a computer's hardware components during the booting process and provide a runtime environment for the operating system to load.

Key functions of BIOS include:

• Power-on self-test (POST) to check hardware functionality.
• Loading the bootloader to start the operating system.
• Providing basic control over hardware like the keyboard and display.

Explanation

• An Operating System (OS) is System software.
• It manages hardware resources and provides a platform for running application software.

Functions of an Operating System:

• Allocates resources
• Monitors activities
• Manages disks and files

Explanation

First-person pronouns: We, us, our,and ourselves

Second-person pronouns: you, your, yours

Third-person pronouns: he, him, his, himself, she, her, hers, herself, it, its, itself, they, them, their, theirs, and themselves