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 NT is not application software; it is an Operating System.
• It is a proprietary graphical operating system developed by Microsoft.
• The first version of Windows NT was released on 27 July 1993.
• Examples of Application Software: Microsoft Word (WinWord XP), Adobe PageMaker, MS Excel, PowerPoint, Adobe Photoshop

Last verified on 10-07-2026

Explanation

• F7 is the shortcut key used to check Spelling and Grammar in Microsoft Word.

Additional information:

Key Function Keys (F1–F12)

1. F1 – Opens Help
2. F2 – Rename selected file/folder (Windows) / Edit active cell (Excel)
3. F3 – Opens Search
4. F4 – Alt + F4 closes the active window
5. F5 – Refreshes browser / Starts Slide Show in PowerPoint
6. F6 – Moves to the next pane in Microsoft Word
7. F7 – Spelling & Grammar Check
8. F8 – Enables Extend Mode in Excel
9. F9 – Updates/Refreshes fields in Microsoft Word
10. F10 – Activates the Menu Bar
11. F11 – Full-screen mode in browsers
12. F12 – Save As in Microsoft Word

Last verified on 09-07-2026

Explanation

• Cache memory is located on the CPU to provide very fast access to frequently used data and instructions.
• It is much faster than RAM but has less storage capacity.
• Cache memory helps improve the overall speed and performance of the computer.
• It stores frequently accessed data temporarily.

Last verified on 06-07-2026

Explanation

• Microsoft Word was first released in 1983.
• It was launched on 25 October 1983 under the name Multi-Tool Word for Xenix systems.
• It is a word processing software developed by Microsoft.
• Microsoft Word is used to create, edit, format, and print documents.

Last verified on 06-07-2026

Explanation

• WWW stands for World Wide Web.

Additional information:

• It is an information system.
• First published: 6 August 1991
• Founder: Tim Berners-Lee in 1989.
• Birthplace: CERN near Geneva, Switzerland.

Last verified on 01-07-2026

Explanation

Explanation

• The main purpose of header and footer is to display information like page numbers, titles, or dates on every page when a document is printed.
• They appear at the top (header) and bottom (footer) of each page.
• They help in organizing long documents in a professional way.
• Commonly used in reports, books, and assignments.

Last verified on 10-06-2026

Explanation

• PowerPoint offers different views for editing and organizing slides.
• Some views show full design, while others show only text.
• Outline View displays only slide text (titles and bullet points).
• It is useful for quickly editing content structure.
• Helps in organizing ideas before designing slides.

Last verified on 29-05-2026

Explanation

• Sound files are used to store audio data in computers.
• Different formats exist like WAV, MP3, MIDI, etc.
• WAV is a standard uncompressed audio file format.
• It provides high-quality sound but larger file size.
• Commonly used in recording and editing audio.

Last verified on 29-05-2026