Explanation

• JPEG stands for Joint Photographic Experts Group.
• JPEG is a common digital image compression and file format.
• The name comes from the organization that developed the standard.
• JPEG is widely used for photographs and web images.
• Its common file extensions are .jpg and .jpeg.

Last updated by NA on 04-11-2026

Explanation

• System analysis is the process of studying a problem or existing system to determine what the new system should accomplish.
• It involves understanding requirements, processes, data, and system functions.
• Creating a formal model of the problem is a key part of system analysis.
• Screen design and data format/type are mainly associated with system design.

Last verified on 08-09-2026

Explanation

• In PowerPoint, holding the Shift key while dragging helps create a perfect square.
• The Shift key must remain pressed while you release the mouse button.
• If you release the mouse button before releasing Shift, the square remains constrained and will be a perfect square.

Last verified on 08-09-2026

Explanation

• Transitions command is used to set slide transition effects, not as a Slide Show presenter option.
• During a PowerPoint slide show, the presenter can use navigation commands to move between slides.
• Speaker notes are available to assist the presenter.
• Meeting Minder is also a presenter-related feature.

Last verified on 08-09-2026

Explanation

• In PowerPoint, an object is active/selected when it is highlighted.
• Selection indicates that the object is currently active and ready for editing.

Last verified on 08-09-2026

Explanation

• The Print Button can bypass the Print dialog box for quick printing.
• It sends the presentation directly to the default printer using the current print settings.
• This is useful when you want to print quickly without changing settings.

Last verified on 08-09-2026

Explanation

• In MS PowerPoint, Templates are pre-designed slide formats.
• They control layout, colors, fonts, and overall design.
• Templates help maintain consistency in presentations.
• They save time in designing professional slides.

Last verified on 29-05-2026

Explanation

• XLOOKUP replaces VLOOKUP and HLOOKUP.
• Works both horizontally and vertically
• Direct return range — no column number
• Built-in "not found" option
• No need for sorted data

Additional information:

• SUM and AVERAGE — These are aggregation functions, unrelated to lookups.
• COUNT and COUNTA — These count cells; not replaced by XLOOKUP.
• IF and AND — Logical functions, not lookup functions.

Last updated 07-09-2026 by NA

Explanation

• HTTPS (Hypertext Transfer Protocol Secure) uses Port 443 for secure communication
• It protects sensitive information like passwords, credit card numbers, and personal data from being stolen or read by attackers

Additional information

• Port 80 — standard HTTP (unencrypted web traffic)
• Port 21 — FTP (file transfer)
• Port 25 — SMTP (email sending)

Last updated 07-09-2026 by NA

Explanation

• 1 Petabyte (PB) is equivalent to 1,024 Terabytes (TB) in binary measurement and 1,000 Terabytes (TB) in decimal measurement
• Binary (Base-2, used by operating systems):
• 1 PB = 1,024 TB
• 1,048,576 GB (1,024 × 1,024 GB)
• Decimal (Base-10, used by storage manufacturers):
• 1 PB = 1,000 TB
• 1,000,000,000,000,000 bytes (10¹⁵ bytes) 

Last updated 07-09-2026 by NA