Explanation

• ORACLE is a Database Management System (DBMS) used for storing, retrieving, and managing data in databases.
• ORACLE is specifically designed to handle database operations.

Last verified on 08-09-2026

Explanation

• Cache Memory — the buffer between CPU and RAM.

  • Stores frequently used data for quick CPU access
  • Faster but smaller than RAM
  • Falls between the CPU and main memory
  • Has levels (L1, L2, L3) — L1 is fastest/closest to CPU
  • Reduces memory access time, boosting performance

Additional information:

• RAM = the main memory itself
• ROM = read-only, holds firmware (BIOS)
• SRAM = a type used to build cache, not the buffer itself

Last updated 07-09-2026 by NA

Explanation

Explanation

• Ottawa is the capital city of Canada.
• Chosen as the capital in 1857 by Queen Victoria.

Additional information:

The Currency of Canada is the Canadian Dollar.

Official languages: English and French.

Located in the continent of North America.

Primary Religion is Christianity (but a secular country).

Parliament of Canada is called Parliament.

Tricks for Remember

DOLLAR

 Li-Ne-US-Ca-Fi-T-E-A

Mind trick: Li ne(a name) who lives in US likes Coffee(Ca- Fi) and Tea(T-E-A)

**Li-Ne**

Li-Liberia

Ne-New Zealand

**US**

United States

**Ca-Fi**

Ca-Canadian

Fi- Fizzi

**T-E-A**

T-Taiwan

E-Ethiopia

A-Australia

 Last verified on 10-06-2026

Explanation

• Largest inland water body: Caspian Sea
• Bordering countries: 5 (Russia, Iran, Azerbaijan, Kazakhstan, and Turkmenistan)
• Surface area: ~371,000 km²
• Volume: ~78,200 km³
• Largest river flowing into it: Volga River

Last verified on 07-09-2026

Explanation

• Total bones in adult human body = 206
• At birth = 270–300 bones (fuse to become 206)

The total bones of our body can be divided into:

• Axial skeleton = 80 bones
• Appendicular skeleton = 126 bones

Additional information:

• Newborn baby has 300 bones
• Longest bone = Femur
• Shortest bone = Stapes
• Bones in human skull = 22

Last verified on 30-03-2026

Explanation

• Mercury Symbol: Hg
• Atomic number: 80
• Melting point: -38.83 °C
• Atomic mass: 200.59 u

Last verified on 13-03-2026

Explanation

Hazrat Bilal called the first Azan of  Fajar prayer

First Azan was called out in 1 A.H

The Title of Bilal ibn Rabah: Sayyid al-Muʾaḏḏin

Born: 580 AD, Mecca, Saudi Arabia

Died: on March 2, 640 AD, in Damascus, Syria

Place of burial: Bab el Saghir Cemetery, Damascus, Syria

Hazrat 'Umar was the first person to suggest the calling of the Azan.

Explanation

1. Muhammad Ali Jinnah — 15 August 1947 to 11 September 1948
2. Khawaja Nazimuddin — 14 September 1948 to 17 October 1951
3. Malik Ghulam Muhammad — 17 October 1951 to 6 October 1955
4. Iskander Mirza — 6 October 1955 to 23 March 1956

Last verified on 07-09-2026

Explanation

• Deodar is the National tree of Pakistan.
• It is also known as  Himalayan Cedar (Cedrus Deodara).
• Its name is derived from 'Sanskrit' and means "Wood of the God".
• It is amongst the tallest trees in the country.
• Its heights of around 40-50 meters.

Additional information:

• National Bird: Chukar
• National Animal: Markhor
• National Dish: Nihari
• National Fruit: Mango
• National Flower: Jasmine
• National Vegetable: Lady Finger (Okra)

Last verified on 08-03-2026