Explanation

A document in Microsoft Word can be saved in three commonly taught ways.

1. File → Save can be used to save the document from the File menu.
2. Ctrl + S is the keyboard shortcut for saving the current document.
3. F12 opens the Save As dialog box in Microsoft Word.

Save → Updates the current file

Save As → Saves with a new name, location, or format

Last verified on 09-08-2026

Explanation

• Ctrl + V pastes copied or cut content from the Clipboard.

Additional information:

• Ctrl + C copies selected content to the Clipboard.
• Ctrl + X cuts selected content and places it on the Clipboard.
• Ctrl + A selects all content in the document.
• Ctrl + B applies bold formatting to selected text.

Last verified on 10-08-2026

Explanation

• Ctrl + C in MS Word is used for the Copy command.

Additional information:

• Ctrl + R → Align text to the right
• Ctrl + E → Center align text
• Ctrl + J → Justify paragraph
• Ctrl + L → Align text to the left
• Ctrl + Q → Remove paragraph formatting (reset to default left alignment)

Last verified on 10-06-2026

Explanation

• A Cell is the intersection of a row and a column in a spreadsheet such as MS Excel.
• Each cell has a unique cell address, such as A1, B5, or C10.
• Rows are identified by numbers: 1, 2, 3, ...
• Columns are identified by letters: A, B, C, ...
• A cell can contain text, numbers, formulas, or functions.

Last verified on 09-08-2026

Explanation

• In MS Word, Header and Footer options are found in the Insert tab.
• Headers appear at the top of the page, while footers appear at the bottom.
• They are used for page numbers, dates, titles, and document information.
• This feature helps in professional document formatting.

Last verified on 29-05-2026

Explanation

• PowerPoint is used to prepare/create multimedia presentations.
• It allows users to combine text, images, audio, video, animations, and charts.
• Microsoft PowerPoint is a presentation software developed by Microsoft.
• PowerPoint file extension: .pptx

Last verified on 07-08-2026

Explanation

• Shortcut key for center alignment: Ctrl+E

Additional information:

• Center align means middle of the page.
• Ctrl + R -- Align selected text or line to the right.
• Ctrl + M -- Indent the paragraph.

Last verified on 07-08-2026

Explanation

• VGA stands for Video Graphics Array.
• It is a display standard used to transmit video signals from a computer to a monitor.
• VGA was introduced by IBM in 1987 with the PS/2 computer series.
• The original VGA standard supports a maximum resolution of 640 × 480 pixels at 60 Hz.
• It uses a 15-pin D-sub (DE-15) connector.

Last verified on 06-08-2026

Explanation

• Kilometers per second: ≈ 300,000 km/s
• Speed in vacuum: 299,792,458 m/s
• Approximate value: 3 × 10⁸ m/s
• Symbol: c
• Distance traveled in 1 second: About 300,000 km
• Light from the Sun takes about 8 minutes 20 seconds to reach the Earth.

Last verified on 16-05-2026

Explanation

• Ctrl + O → Open Document

Additional information:

• Ctrl + S → Save Document
• Ctrl + P → Print Document
• Ctrl + W → Close Current Document
• Ctrl + N → New Document

Last verified on 16-07-2026