Explanation

• The first mosque of Islam is Quba Mosque (Masjid al-Quba).
• Location: Medina, Saudi Arabia.
• Built by: The Islamic Prophet Muhammad in the 7th century.
• Established in 622 CE on the outskirts of Medina (Yathrib).
• Prophet Muhammad (PBUH) spent 14 days praying Qasr here.
• Prophet Muhammad (PBUH) led the first Friday prayer in this mosque.

Additional and Most Important information:

• Masjid-ul-Haram (Kaaba): The first mosque on earth.
• Masjid-e-Aqsa: Built much earlier, associated with Hazrat Sulaiman (A.S.).
• Masjid-e-Nabavi: Built after the Prophet arrived in Medina, not the first.

Last updated by NA on 09-0-2026

Explanation

• The Pacific Ocean is the largest and deepest ocean on Earth.
• It covers about 30% of the Earth's surface.
• It contains 97% of the Earth's water.
• The Mariana Trench, the deepest part of the ocean.
• It is located in the Pacific.
• The Arctic Ocean is connected to the Pacific Ocean via the Bering Strait.

Additional information:

• Oceans cover 71% of the Earth's surface.
• The Indian Ocean is the warmest, with the Persian Gulf being the hottest area.
• The Diamantina Trench is the deepest point in the Indian Ocean.
• Jordan does not have an ocean.
• The Arctic Ocean is the Smallest Ocean of the world.

Last verified on 27-05-2026

Explanation

• UNO Founded: 24 October 1945 (after World War II 1939–1945)

Additional information:

• UNO Stands for: United Nations Organization
• Headquarters: Manhattan, New York City
• Member States: 193 countries
• Official Languages (6): Arabic, Chinese, English, French, Russian, Spanish
• Motto: “It’s your world!” (commonly used awareness slogan)
• Pakistan Joined UNO: 30 September 1947

Last verified on 10-06-2026

Explanation

• Charles Babbage is known as the Father of the Computer.
• He designed the more advanced Analytical Engine, which featured a "Mill" (CPU) and a "Store" (memory).

Additional information:

• He was an English polymath.
• Born: 26 December 1791 London, England
• Died: 18 October 1871 (aged 79) London, England

Last updated by NA on 06-11-2026

Explanation

• LAN stands for Local Area Network.
• It is a network that connects devices within a limited geographical area.
• LAN is commonly used in homes, schools, laboratories, university campuses, and office buildings.
• It provides high-speed communication and resource sharing between connected devices.

Additional information:

• MAN: Metropolitan Area Network – Covers a city or metropolitan area
• WAN: Wide Area Network – Covers a large geographical area (countries/continents)

Last verified on 07-07-2026

Explanation

• SDLC stands for Software Development Life Cycle.
• SDLC is a structured process for developing software efficiently.
• It defines stages from planning to maintenance.
• Ensures software is high-quality, cost-effective, and meets requirements.
• Common phases: Requirement Analysis → Design → Implementation → Testing → Deployment → Maintenance.

Last verified on 07-02-2026

Explanation

• Electron: Discovered by J. J. Thomson, 1897

Additional information:

• Proton: Discovered by Ernest Rutherford, 1919
• Neutron: Discovered by James Chadwick, 1932
• Atomic Model Proposed: Plum Pudding Model
• Significance: First subatomic particle discovered

Last updated by NA on 05-11-2026

Explanation

• He asked her not to be angry with him.
• In indirect speech, requests or commands are reported by changing "said" to "asked."
• "Do not" changes to "not to," followed by the verb in its base form.

Last verified on 13-11-2026

Explanation

Convert 1.15 into percentage:  

Multiply by 100:  

1.15 × 100 = 115%

 Last updated on 12 NOV 2026

Explanation