Explanation

• Christopher Columbus was born in Genoa, Italy.
• He accidentally reached the Americas in 1492.
• He was searching for a sea route to Asia.
• First "discovered" the Americas on October 12, 1492
• Completed four Spanish-based voyages across the Atlantic Ocean

Explanation

The currency of Japan is the yen.

Japan is an island country in East Asia.

Japan is situated in the northwest Pacific Ocean.

The capital of Japan is Tokyo.

The largest city in Japan is Tokyo.

Japan is a part of the Ring of Fire.

The official language is Japanese.

Japan is the eleventh most populous country in the world.

Japan is located on the continent of Asia.

Japan's primary religions are Buddhism and Shinto, but it is a secular country.

Japan's parliament is called the Diet.

Last verified on 17-03-2026

Explanation

• The dollar sign ($) is used to create an absolute cell reference in MS Excel.

Additional information:

• Absolute Reference: $D$2 (Row and column fixed)
• Relative Reference: D2 (Row and column change)
• Mixed Reference: $D2 (Column fixed)
• Mixed Reference: D$2 (Row fixed)
• Shortcut Key: F4 toggles between reference types.

Last verified on 18-07-2026

Explanation

• The Qibla was changed in 2 AH (624 AD).
• It happened during the Zuhr (Dhuhr) prayer.
• This event took place about 18 months after Hijrah in Madinah.
• The Qibla was changed from Bait al-Maqdis (Al-Aqsa Mosque) to Kaaba.
• Masjid al-Qiblatain is the mosque where this change occurred.
• The first Qibla of Muslims was Al-Aqsa Mosque.
• The change of Qibla is mentioned in the Holy Quran (Surah Al-Baqarah).

Last verified on 25-05-2026

Explanation

• Issued by: General Pervez Musharraf
• Issue Date: 21 August 2002
• Purpose: Constitutional amendments and legal framework for the 2002 General Elections
• Related Amendment: 17th Constitutional Amendment (2003)
• Significance: Increased the powers of the President and restructured parts of Pakistan's constitutional system.

Additional information:

• LFO Issued by: General Yahya Khan
• Year: 1970
• Purpose: Legal framework for the 1970 General Elections
• Election Date: 7 December 1970
• Significance: Led to Pakistan's first nationwide general elections based on adult franchise.

Last verified on 10-07-2026

Explanation

• Linux is based on open-source software.
• It is a Unix-like operating system.
• Created by: Linus Torvalds (1991).
• It is widely used in servers, mobile devices, and supercomputers.

Last updated 18-07-2026 by NA

Explanation

• Quaid-e-Azam Muhammad Ali Jinnah presented his historic Fourteen Points on March 28, 1929.
• He drafted them in response to the Nehru Report of 1928.

          Additional information:

Last verified on 18-07-2026

Explanation

• The instrument used to measure temperature is called a thermometer.
• A thermometer shows how hot or cold an object or place is.

Additional information:

• Barometer measures air pressure.
• Hygrometer measures humidity (moisture in air).

Last verified on 16-06-2026

Explanation

• The SI unit of electric current is Ampere (A).
• Electric current measures the flow of electric charge.
• Defined using the elementary charge (e = 1.602176634 × 10⁻¹⁹ C).
• Named after: André-Marie Ampère (scientist).
• 1 Ampere = 1 Coulomb per second (1 A = 1 C/s).

Last verified on 08-06-2026

Explanation

• The Mangla Dam is situated on the Jhelum River.
• It is the seventh-largest dam in the world.
• Construction was started in 1961.
• It was completed in 1967.
• It has 5 tunnels and a power station.

Last verified on 07-06-2026