Explanation

• The main purpose of DNS (Domain Name System) is to translate domain names into IP addresses.
• It works like an internet phonebook.
• It helps users access websites using easy names instead of numeric IPs.
• Example: google.com → 142.250.190.14

Last verified on 09-06-2026

Explanation

• PowerPoint allows an unlimited number of slides in a presentation.
• There is no fixed or hard-coded slide limit in MS PowerPoint.
• The number of slides depends on system memory (RAM) and file size.
• Very large presentations may slow down performance.

Last verified on 08-06-2026

Explanation

• Bit stands for Binary Digit.
• A bit is the smallest unit of data in a computer.
• Represents 0 or 1 (off/on state)
• 8 bits = 1 byte
• Used in all digital systems and computer memory.

Last verified on 08-06-2026

Explanation

• URL stands for Uniform Resource Locator.
• It is a specific type of Uniform Resource Identifier (URI).
• Domain: World Wide Web
• First published: 1994
• Latest version: Living Standard, 2023

Used:

• Web page (HTTP/HTTPS)
• File transfer (FTP)
• Email (mailto)
• Database access (JDBC)

Last verified on 08-06-2026

Explanation

• Windows is not hardware; it is an operating system (software).
• Hardware refers to physical parts of a computer.
• Monitor, Keyboard, and Printer are physical devices.
• Software includes programs that run the computer system.
• Windows helps manage computer operations and hardware.

Last verified on 08-06-2026