Explanation

• A bit (binary digit) is the smallest unit of data in a computer.
• It can have a value of 0 or 1, representing two possible states.

Additional information:

• 1 Byte = 8 bits
• 1 Kilobyte (KB) = 1024 Bytes
• 1 Megabyte (MB) = 1024 KB
• 1 Gigabyte (GB) = 1024 MB
• 1 Terabyte (TB) = 1024 GB

Last verified on 12-03-2026

Explanation

• Machine Language / Assembly is NOT a high-level programming language.
• High-level languages are closer to human language and easier to read.
• Machine and assembly languages are closer to hardware.
• They are used for low-level system control.
• They require more technical understanding than high-level languages.

Last verified on 07-06-2026

Explanation

• Pressing the Alt key alone does not edit the contents of a cell.
• The Alt key is mainly used to access the Ribbon shortcuts and menu commands.
• In MS Excel, you can edit a cell by double-clicking the cell, pressing F2, or clicking in the Formula Bar.

Last verified on 21-07-2026

Explanation

• Windows logo + L: Locks the Windows PC screen.
• Ctrl + Alt + L: Locks only the keyboard in some third-party apps.
• Ctrl + Tab: Switches browser tabs.
• Ctrl + Alt: Modifiers; they do nothing alone.

Last verified on 21-07-2026

Explanation

• DHCP automatically assigns IP addresses to devices.
• It also provides subnet mask, gateway, and DNS information.
• DHCP stands for Dynamic Host Configuration Protocol.

Last verified on 15-01-2026