Explanation

• Start a presentation from the current slide: Shift+F5
• Start a presentation from the beginning: F5

Additional information:

• Ctrl + N: Create a new presentation document
• Ctrl + M: Insert a new slide
• Ctrl + S: save a presentation

Last verified on 26-05-2026

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

• SmartArt is added in Microsoft PowerPoint through the Insert tab.
• It is used to create visual representations of information, such as processes, hierarchies, cycles, and relationships.
• To insert it, go to Insert → SmartArt, choose a layout, and click OK.

Last verified on 09-10-2026

Explanation

• The IFERROR function returns a specified value if a formula evaluates to an error.
• If the formula works correctly, it returns the formula’s result.
• Syntax: =IFERROR(value, value_if_error)

Last verified on 09-10-2026

Explanation

• Format Painter copies formatting from one part of a document and applies it to another.
• It can copy font style, size, color, and paragraph formatting.
• In Microsoft Word and PowerPoint, it is available on the Home tab.
• Double-clicking Format Painter allows you to apply the same formatting to multiple places.

Last verified on 09-10-2026

Explanation

• Full form: Hyper Text Transfer Protocol Secure
• Security layer: SSL/TLS encryption
• Purpose: Secure data transfer on the internet
• Default port: 443
• Used in: Banking, e-commerce, login systems

Last verified on 23-06-2026

Explanation

• CAPTCHA stands for Completely Automated Public Turing test to tell Computers and Humans Apart.
• Its main purpose is to distinguish human users from automated bots.
• It helps protect websites against spam, fake registrations, and automated attacks.
• Common CAPTCHA tests include selecting images, identifying distorted text, and completing simple verification tasks.

Last verified on 09-10-2026

Explanation

• Pixel printer is not a standard type of printer.

Additional information:

• Laser printer uses laser technology and toner to print documents.
• Dot matrix printer prints by striking pins against an ink ribbon.
• Inkjet printer sprays tiny droplets of ink onto paper.

Last verified on 09-10-2026

Explanation

• Function: COUNT
• Purpose: Counts cells containing numbers only
• Syntax: =COUNT(range)
• Example: =COUNT(A1:A10)
• Ignores: Text, blank cells, and logical values (TRUE/FALSE)

Additional information:

• COUNTA → Counts all non-empty cells.
• COUNTIF → Counts cells that meet a specific condition.
• COUNTIFS → Counts cells meeting multiple conditions.
• COUNTBLANK → Counts blank cells.

Last verified on 18-07-2026

Explanation

• Shortcut Key: Ctrl + Enter
• Ribbon Path: Layout → Breaks → Page
• Purpose: Start a new page
• Works In: Microsoft Word
• Type: Manual Page Break

Last verified on 03-04-2026