Explanation

RAM and Cache are types of volatile memory. 

• RAM: Random Access Memory
• Cache memory loses its data when power is turned off, so it is volatile.
• It is high-speed memory used to store frequently accessed data for faster CPU performance.

Additional information:

• ROM is a non-volatile memory.
• ROM: Read Only Memory

Last verified on 16-02-2026

Explanation

MS Access has primary one key (or a single composite key) per table.

This key must be a unique, non-null field or a combination of fields

That identifies each record, acting as the primary identifier for database relationships. 

Last updated 15-feb-2026

Explanation

A Pivot Table is a powerful data summarization and analysis tool primarily associated with Microsoft Excel 

A pivot table allows you to extract the significance from a large, detailed data set.

Last updated 15-feb-2026

Explanation

The shortcut key to insert a new slide in a PowerPoint presentation is Ctrl + M,

Ctrl + N shortcut key used to Create a new presentation document

Ctrl + S shortcut key used to save a presentation

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Last updated 15-feb-2026

Explanation

The keyboard shortcut to select the entire document (or all items in a window) is Ctrl + A

Function: Selects all content, text, or files in the active window.

Additional information

• Ctrl + R = used for aligning selected text to the right.
• Ctrl + E = used for aligning selected text to the center.
• Ctrl + J = use for Justify paragraph alignment.
• Ctrl + L = used for aligning selected text to the left.
• Ctrl + Q = used to Align the selected paragraph to the left.

Explanation

The most suitable and primary reason to use Macros in MS Office (Word, Excel, PowerPoint) is to automate repetitive tasks

Last updated 15-feb-2026

Explanation

GUI stands for graphical user interface

Origin: First developed at Xerox PARC in the early 1980s.

It is a type of user interface that interacts with electronic devices.

Examples: Microsoft Windows, Apple macOS, and mobile operating systems. 

Last updated 15-feb-2026

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Explanation

1 byte equals 8 bits.

Additional Information

Explanation

LAN stands for local area network

It is a collection of devices connected together in one physical location

For example"

• school
• laboratory
• university campus 
• office building.

LAN covers can be small or large from home network and enterprise network

Additional Information

WAN stands for wide area network.

MAN stands for Metropolitan Area 

WANs and MANs connect many LANs together

WANs and MANs cover a large geographical area

Explanation

Azma Zahid Bokhari is the current Minister for Information of Punjab.

Party affiliation: Pakistan Muslim League (Nawaz)

Appointed on 6th March 2024

 Updated on 30-01-2026