Explanation

Name of currency: Renminbi (meaning "people's currency")

Basic unit: Yuan (CNY)

Symbol: ¥ (or 元)

China's capital is Beijing.

Explanation

• RAM is categorized as volatile and temporary (or primary / main) memory
• It means its data is lost when power is turned off.
• Volatile memory requires continuous power to retain data.

Additional information:

• ROM is non-volatile and retains data without power.

Last verified on 16-02-2026

Explanation

• Junk mail is also called spam.
• The name comes from an old Monty Python comedy sketch.
• It is commonly used for ads, scams, or fake promotions.
  

Additional information:

• Spoof means pretending to be another sender (email spoofing).
• Email services use spam filters to block junk mail automatically.

Explanation

• The Headquarters of SAARC is located in Kathmandu, Nepal.
• Full Form: South Asian Association for Regional Cooperation
• Founded: 8 December 1985
• Founding place: Dhaka, Bangladesh

SAARC Member Countries:

1. Afghanistan
2. Bangladesh
3. Bhutan
4. India
5. Maldives
6. Nepal
7. Pakistan
8. Sri Lanka

Last updated by NA on 14-09-2026

Explanation

Explanation

• Happy means خوش
• Lucky means خوش قسمت

Last updated: 13-09-2026

Explanation

• A Barometer is an instrument used to measure air (atmospheric) pressure.
• It helps in weather forecasting by measuring changes in atmospheric pressure.
• The mercury barometer is the oldest type of barometer.
• It was invented by Evangelista Torricelli in 1643.
• Barometers are widely used in meteorology and aviation.

Last verified on 09-07-2026

Explanation

• The largest river in Pakistan is the Indus River.
• It is the National River of Pakistan.

Additional information:

• The Indus River starts in Tibet.
• It originates from the Mansarovar lake.
• They flow through India, Pakistan.
• It finally falls into the Arabian Sea near Karachi.
• They start making a delta near the city of Thatta.
• The old name of the Indus River was Sindhu.
• There are 6 Barrages constructed in the Indus River.
• The length of the Indus River is 3,180 km.
• The 2nd source of Indus River is Gar Tsangpo.
• The upper Indus Plain starts from Kalabagh.
• The upper Indus Plain ends at Mithankot.

Last verified on 10-07-2026

Explanation

The Battle of Khandaq is also known as the Battle of the Trench and the Battle of the Confederates.

It was a 27-day-long defense by Muslims of Yasrab (now Medina). 

Took place in Shawwal – Dhu al-Qi'dah, 5 A.H (627 C.E).

Last updated by NA on 22-April-2026

Explanation

• Date: 20 Ramadan, 8 AH
• Gregorian date: December 629 / January 11, 630 AD
• Leader: Prophet Muhammad (ﷺ)
• Place: Makkah (Saudi Arabia)
• Occasion: Victory of Muslims over Quraysh

Additional information:

• Prophet Muhammad (ﷺ) entered Makkah on his favorite camel Al-Qaswa (القصواء).
• Usama Ibn Zaid (RA) was sitting behind him.
• On the way, Prophet Muhammad (ﷺ) recited Surah Al-Fath (48th Surah of the Quran).

Last verified on 01-07-2026