Explanation

 Had finished (if used in a past perfect context, like “They had finished their work before the deadline.”)

Explanation

Nusrat Fateh Ali Khan born October 1948.

King of Qawwali, Nusrat Fateh Ali Khan died on August 16, 1997 of a sudden cardiac arrest in London at the age of 48.

Explanation

Citric acid is commonly found in citrus fruits like oranges and lemons.

Grapes contain small amounts, but mango is not a significant source of citric acid;

It contains more malic and tartaric acids instead.

Explanation

1 – China (2,473,443 tonnes)

2 – India (1,325,050 tonnes)

3 – Kenya (439,857 tonnes)

4 – Sri Lanka (349,699 tonnes)

5 – Vietnam (260,000 tonnes)

Explanation

India is the largest Democracy in the world.

India is a neighboring country of Pakistan.

India is also located in South Asia.

AGM 23.02.2023

Explanation

• Sound travels fastest in diamond,
• With a speed of approximately 12,000 meters per second (m/s).
• Because sound travels fastest in stiff, dense materials

Additional information 
The speeds of sound in different materials:

• Air: 343 m/s
• Water: 1433 m/s
• Wood: 3300-3600 m/s
• Brick: 4176 m/s
• Steel: 6100 m/s
• Diamond: 12000 m/s

Explanation

ٹیسٹ کی تیاری کے لیے بار بار پیپرز میں آنے والے سپیلنگ ضرور یاد کریں

Click here

Explanation

The function of "Save As" in Microsoft Office is to ask the file name and store data in the desired location.

It allows you to save a copy of the document with a new name or in a different location, without overwriting the original file.

Explanation

Avast and NAV are anti-virus software

***

Symantec's Norton Group launched Norton AntiVirus 1.0 (NAV) for PC and compatible computers.

***

Avast's free antivirus software detects and blocks all types of malware in real-time to prevent them from infecting your computer.

Kaspersky, Norton, and Avast are anti-virus software

Linux is an operating system, not an anti-virus

Anti virus 

Explanation

• The main window in a computer spreadsheet is called a workbook
• while 
• The title bar in MS Excel displays the name of the  worksheet
• **
• In Excel, when we create a new document, we always select a blank workbook, as you already have done in the previous chapter.
• When this blank workbook opens up, an interface you see is called a workbook window.