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

• The dollar sign ($) is used to create an absolute cell reference in MS Excel.

Additional information:

• Absolute Reference: $D$2 (Row and column fixed)
• Relative Reference: D2 (Row and column change)
• Mixed Reference: $D2 (Column fixed)
• Mixed Reference: D$2 (Row fixed)
• Shortcut Key: F4 toggles between reference types.

Last verified on 18-07-2026

Explanation

• GUI stands for Graphical User Interface.
• It is a type of user interface that allows users to interact with electronic devices using icons, windows, menus, and buttons instead of typing commands.
• The first GUI was developed at Xerox PARC in the early 1980s.

Additional information:

• CLI – Command Line Interface
• CUI – Character User Interface
• VUI – Voice User Interface
• NUI – Natural User Interface

Last verified on 03-07-2026

Explanation

• F5 is used to start a Slide Show from the beginning in Microsoft PowerPoint.
• It displays the presentation in full-screen Slide Show view.

Additional information:

• Shift + F5 starts the slide show from the current slide.
• F4 repeats the last action in many Microsoft Office applications.
• F6 moves between different areas of the PowerPoint window.

Last verified on 09-08-2026

Explanation

• The shortcut key for Undo (last action reverse) is Ctrl + Z in most computer systems.
• It is used to cancel the last mistake or action.

Additional information:

• Ctrl + P = Print
• Ctrl + Y = Redo
• Ctrl + S = Save
• Ctrl + C = Copy command
• Ctrl + V = Paste
• Ctrl + C = Copy
• Ctrl + X = Cut
• Ctrl + Y = Redo

Last verified on 10-06-2026

Explanation

• BIOS stands for Basic Input Output System.

Additional information:

• BIOS is a firmware stored on a computer’s motherboard.
• Initializes hardware during booting and provides runtime services.
• Acts as an interface between operating system and hardware.

Last verified on 04-02-2026

Explanation

• The standard other name for junk email is Spam.
• Junk email is unwanted and unsolicited email sent in bulk.
• It is commonly used for ads, scams, or fake promotions.

Additional information:

• Spoof means pretending to be another sender (email spoofing).
• Spam filters are used in email services to automatically block junk mail.

Last verified on 16-02-2026

Explanation

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Explanation

Animations are not a section that exists in a slide layout.

The other options (charts, lists, and titles) are commonly found in slide layouts.

Explanation

• Ctrl + F2 is the shortcut key used for Print Preview in Microsoft Word.
• It allows users to preview a document before printing.
• Print Preview helps check the layout, margins, and page formatting.

Additional information:

• Ctrl + F2 → Print Preview
• Ctrl + D → Open Font dialog box
• Ctrl + F12 → Open a document
• Ctrl + H → Open Replace dialog box
• Ctrl + P → Print the document

Last verified on 06-07-2026