Explanation

• WAN stands for Wide Area Network.
• It covers a large geographical area, potentially across countries or the whole globe.

Additional information:

• LAN: Local Area Network covers a small area.
• MAN: Metropolitan Area Network generally covers a city.

Last verified on 03-09-2026

Explanation

• RAM stands for Random Access Memory.
• It is a type of fast, temporary computer memory.
• It is essentially short-term memory.
• It is the hardware in a computing device where the operating system (OS).

Last verified on 26-04-2026

Explanation

Explanation

•  HDD stands for hard disk drive (HDD)
  • HDD is a data storage device.
  • It stores the operating system, software, and files.
  • It uses magnetic storage technology.

Last updated: 27 OCT 2026 

Explanation

• Ctrl + Z used for = Undo

Additional information:

• Ctrl + X used for = Cut
• Ctrl + Y used for = Redo

Last verified on 07-06-2026

Explanation

• In MS Word, the Help feature is used to get guidance about tools and commands.
• The shortcut key to open Help is F1.
• It opens Microsoft Word Help window or support page.

Additional information:

• F2: Used to move or rename text.
• F3: Inserts AutoText entries if available.
• F4: Repeats the last action performed.
• F5: Opens the "Find and Replace" dialog box with the "Go To" tab active.

Last verified on 29-05-2026

Explanation

• Chandrayaan-3 is India's lunar mission.
• It was successfully landed on the Moon on 23 August 2023.
• It was launched on 14 July 2023
• It was launched from Satish Dhawan Space Centre, Sriharikota, Andhra Pradesh.
• India became the first country to achieve a soft landing near the Moon's south pole.
• Space Agency: Indian Space Research Organisation (ISRO)
• Lander & Rover: Vikram (Lander) and Pragyan (Rover)
• "Chandrayaan" is a Sanskrit word meaning "Mooncraft."

Last verified on 12-07-2026

Explanation

• HTML is the standard markup language used to create and structure web pages.
• HTML defines elements such as headings, paragraphs, images, links, and lists.
• HTTP is a protocol used to transfer web resources between clients and servers.

Last verified on 12-10-2026

Explanation

• HTML: Hypertext Markup Language.
• Purpose: Creates and structures web pages.
• HTML File Extension: .html or .htm.
• It uses tags to structure content such as headings, paragraphs, images, links, and tables.

Last verified on 11-08-2026

Explanation