Explanation

Under the 1973 Constitution of Pakistan, the President is elected by an Electoral College consisting of the:

• National Assembly
• Senate
• Provincial Assemblies (Punjab, Sindh, Khyber Pakhtunkhwa, Balochistan)

Constitution Introduced: 14 August 1973

• President's Term: 5 years
• Minimum Age for President: 45 years

Last verified on 26-07-2026

Explanation

• The world population in 2026 is approximately 8.3 billion.
• This reflects ongoing global population growth.

Top 5 most populous countries in 2025:

1. India
2. China
3. United States
4. Indonesia
5. Pakistan

Last verified on 26-07-2026

Explanation

• Full Form: Structured Query Language
• SQL is the standard language used to store, retrieve, update, and manage data in relational databases.

Additional information:

• Designed by: Donald D. Chamberlin & Raymond F. Boyce
• First appeared: 1974
• Latest ISO Standard: SQL:2016 (December 2016)
• Main SQL Commands: SELECT, INSERT, UPDATE, DELETE, CREATE

Last verified on 22-07-2026

Explanation

• LAN is ideal for connecting computers in closely located buildings, such as within a campus or office block.
• LAN stands for Local Area Network.
• It offers high speed and cost-effective connectivity over short distances.

Last verified on 19-04-2026

Explanation

• Hazrat Abu Ubaidah bin al-Jarrah (RA) was one of the Ashra Mubashra.
• He was given the title Ameen-ul-Ummat (Trustee of the Ummah).
• He was known for honesty, trustworthiness, and leadership.
• He played an important role in Islamic conquests in Syria.
• He was among the closest companions of the Prophet (PBUH).

Last verified on 28-04-2026

Explanation

• Headquarters: Washington, D.C., USA
• Founded: 27 December 1945
• Members: 190 countries
• Official language: English
• Purpose: Global financial stability & loans support

Last verified on 24-06-2026

Explanation

• AI stands for Artificial Intelligence.
• It refers to machines that can think, learn, and make decisions like humans.
• AI is widely used in computers, mobile apps, and robotics.
• It helps in tasks like voice recognition, image detection, and automation.
• This is used in 5th generation computers.

Last verified on 19-04-2026

Explanation

• The SI unit of sound intensity is watt per square meter (W/m²).
• Sound intensity is the amount of sound power passing through a unit area.
• It shows how strong or weak a sound wave is at a particular point.
• Sound intensity decreases as the distance from the source increases.
• Decibel (dB) is used to measure sound intensity level, not the actual intensity

Last verified on 20-07-2026

Explanation

• Finland is called the "Land of a Thousand Lakes".
• Because it has over 188,000 lakes.
• It covering about 10% of its land area.
• It is a Nordic country located in Northern Europe.

Additional information:

• Land of the Rising Sun: Japan
• Land of the Midnight Sun: Norway
• Land of Fire and Ice: Iceland
• Land of White Elephant: Thailand

Last verified on 03-07-2026

Explanation

• A Modem (Modulator-Demodulator) converts digital signals into analog signals and vice versa.
• It is used to connect computers to the internet via telephone lines or other networks.

Additional information:

• Switch – connects multiple devices in a network
• Hub – basic network connector
• Repeater – boosts signal strength
• Router – directs internet traffic

Last verified on 19-04-2026