Explanation

• Ctrl + Z used for = Undo

Additional information:

• Ctrl + X used for = Cut
• Ctrl + Y used for = Redo

Last verified on 07-06-2026

Explanation

• The Al-Hudaibiyah Treaty was signed in 6 AH for 10 years.
  
• It was scribed by Ali ibn Abi Talib (R.A).
• Hudaibiyah is the name of tree.
• It is referred to as "Fatah Al-Mubeen" (the clear victory) in Surah Al-Fatah.
• It was a pivotal agreement between Muhammad SAW representing Medina and the Qurayshi tribe of Mecca.
• Suhail bin Amr signed on behalf of Mecca.
• It contained 7 clauses.

Last verified on 01-04-2026

Explanation

• Imam Bukhari (RA) was a great Islamic scholar and hadith compiler.
• His full name was Abu Abdullah Muhammad ibn Ismail al-Bukhari.

Additional information:

• Born: 20 July 810 AD in Bukhara (present-day Uzbekistan).
• Died: 1 September 870 AD (buried in Xoʻja Ismoil, Uzbekistan)
• Hadith memorized: Around 70,000+ Hadiths
• Famous book: Sahih al-Bukhari
• Era: 9th Century (Abbasid period)

Last updated question by NA on 07 May 2026

Explanation

• Umm al-Mu'minin Hafsah, daughter of Umar (رضي الله عنه).
• She was the wife of Prophet Muhammad ﷺ.
• She was the first woman known as a "Hafiz e Quran."
• Her marriage to the Prophet ﷺ took place in 3 A.H.
• She was born in 605 AD in Mecca.
• She was passed away in 665 AD in Medina.

Last verified on 30-03-2026

Explanation

Prophet Muhammad belonged to the Banu Hashim (Hashimite) clan

Named after his great-grandfather, Hashim ibn Abd Manaf, this clan was part of the Adnani Quraish. 

Tribe: Quraysh

Parents: Abdullah ibn Abd al-Muttalib and Aminah bint Wahb

NOTE:The Banu Hashim held a prestigious position in Mecca, often responsible for providing water to pilgrims at the Kaaba. 

Last updated 18-02-2026

Explanation

Switzerland Capital is Bern.

Switzerland Currency is Swiss Franc.

Switzerland official language is German; French; Italian.

Switzerland located is in Continent Europe.

Switzerland Primary Religion is Christianity.

Switzerland Head of Govt. is President - Viola Amherd

Switzerland Parliament called Bundesversammlung.

Last verified on 16-02-2026

Explanation

Ms. Excel is a Spreadsheet program

MS Excel is based on WINDOWS

shortcut key in  MS Excell:

which key is used for help in MS excel?

 F1

***

Shift+Backspace

**

Which key is used to enter the current date in Excel?

 Ctrl+;

Which key is used for the GO TO tab in Ms. Excel?

 F5 

Which key is used for excel column highlight?

CTRL + space

What is the keyboard shortcut to insert a SUM formula in MS Excel?

 ALT + =

***

The delete key of the keyboard is assigned to which command in excel?

 Edit > Clear > Contents

****

The shortcut key to insert a new worksheet in Excel is _____.

 Shift + F11

****

in excel which key is used to format numbers in comma format?

 shift+1

*****

In Excel which shortcut key is used to go to the formula tab?

 Alt+M

ND11-3-2023

Explanation

• Hard Disk Drive (HDD)
• Solid State Drive (SSD)
• Random Access Memory (RAM)
• CD, DVD, Blu-ray Discs
• DVD-RAM
• ROM
• USB Flash Memory

Explanation

The main electronic component used in first-generation counterparts was Vacuum Tubes and Valves.

Leo is called the first-generation computer.

The five generations of computers:

1. First Generation (1946-1959 or 1940-1956): Vacuum tube-based technology (e.g., ENIAC).
2. Second Generation (1959-1965 or 1956-1963): Transistor-based technology.
3. Third Generation (1965-1971 or 1964-1971): Integrated circuit-based technology.
4. Fourth Generation (1972-1980): VLSI microprocessor-based technology.
5. Fifth Generation (1980-present): ULSI microprocessor-based technology, with a focus on artificial intelligence.

Explanation

F1: To open Microsoft Excel help.

**** 

RY18012023