Explanation

• Application software is designed to help users perform specific tasks.
• Examples include MS Word, MS Excel, PowerPoint, web browsers, and media players.

Additional information:

• Operating systems manage computer hardware and provide a platform for applications.
• System software controls and manages the computer system.

Last verified on 10-08-2026

Explanation

• Topology in networking refers to the physical or logical arrangement of connected devices and their communication links in a network.
• Network topology describes how computers, devices, and network connections are arranged.
• Common topologies include Star, Bus, Ring, Mesh, and Tree.

Additional information:

• Star topology: Devices connect to a central hub or switch.
• Ring topology: Devices are connected in a circular arrangement.
• Mesh topology: Devices have multiple connections, providing high reliability.

Last verified on 10-08-2026

Explanation

• The language that the computer can understand and execute directly is called Machine Language.
• Machine language consists of instructions in binary digits (0s and 1s).
• It is the lowest-level programming language.
• It is directly understood by the CPU.
• Assembly language uses mnemonics and must be translated by an assembler.

Last verified on 10-08-2026

Explanation

• The combination of keys used for restarting the computer is Ctrl + Alt + Delete.

Additional information:

• Alt + F4: Opens the shutdown dialog from the desktop.
• Windows + X: Opens the Quick Link menu.
• Restart: Closes the current Windows session and starts it again.
• Shut Down: Completely turns off the computer.

Last verified on 10-09-2026

Explanation

• Keyboard is not software; it is a hardware device used for input.
• Software refers to programs that run on a computer.
• Operating System, Drivers, and Word Processor are all software types.
• Hardware includes physical components you can touch.
• Keyboard is used to enter data into the computer.

Last verified on 08-06-2026