Explanation

The shortcut key to check spelling and grammar in Microsoft Office applications (Word, Excel, PowerPoint) is F7

Additional informtion

F1

Opens the help menu when pressed with the Windows button. 

F2

Allows you to edit the selected folder or file name in Windows Explorer & Cell 

F3

Opens search feature in Windows Explorer 

F4

Alt + F4 closes window 

F5

Starts slideshow in PowerPoint

Refreshes Internet browser pages 

F6

Goes to the next page in a split screen in Microsoft Word

F8

In Excel, enables extend mode for arrow keys

F9

Refreshes document in Microsoft Word

F10

Opens menu bar

F11

Exits and enters full-screen mode in browsers

F12

Opens Save as in Word

Explanation

Explanation

The blue whale, a marine mammal in the suborder of baleen whales.

It is the largest known animal to have ever existed.

It measuring up to 30 meters (98 feet) in length and weighing 180 metric tons (200 short tons) or more.

Explanation

An integrated circuit is a small chip of semiconductor material, typically silicon, that contains numerous tiny MOSFETs.

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

Parliamentarian ماہر پارلیمانی امور

An important word for spelling asks in previous exams.

• Lieutenant
• Brigadier
• Parliamentarians
• Colonel

Explanation

Active Voice: Amjad has solved the the issue.

Passive voice: The issue has been solved by Amjad.

Passive voice formula of Present Perfect Tense: Object + has/have + been + past participle (V3) + (by + subject).

Explanation

• "Badr" means "full moon" in Arabic.
• The Battle of Badr, also called Furqan.
• The Battle of Badr is also known as The Day of the Criterion.
• Day of the Criterion means کسوٹی کا دن
• It took place on Tuesday, 13 March 624 CE (17 Ramadan, 2 AH) near the city of Badr.
• Prophet Muhammad SAW, commanding his Sahaba, defeated the Quraysh army led by Abu Jahl (Amr ibn Hishām).
• The Kufar forces numbered 1,000.
• It was the first battle of Islam, with 313-317 Muslims.
• The Muslim forces included 82-85 Muhajirun and 231 Ansar (61 from Aws and 170 from Khazraj).
• They had 2 horses and 70 camels.
• Fourteen Muslims were killed, while 70 Kufar were killed and 70 captured.
• Surah Al-Anfal mentions that Allah promised to reinforce the Muslims with 1,000 angels.

Explanation

• The Eiffel Tower is located in France. 
• Official name: Tour Eiffel
• Founded: January 28, 1887
• Height: 1063 feet
• Construction started: January 28, 1887
• Completed and Opened: March 31, 1889

Last updated by NA on 23-April-2026

Explanation

A leap year occurs almost every four years to keep our calendar aligned with the Earth's orbit around the Sun.

The extra day, February 29th, is added to account for the fact that the Earth's orbit takes approximately 365.25 days.

Explanation

Manchhar Lake is the largest natural freshwater lake in Jamshoro Sindh Pakistan.

It collects water from the Kithar mountain range.

It is one of South Asia's largest.

Manchhar Lake is the largest natural freshwater lake in Pakistan.

Manchhar Lake covers an area of  23.5 km (14.6 mi).

It is part of Indus River basin.