Explanation

Explanation

• Ctrl + T: Opens a new tab
• Ctrl + N: Opens a new window
• Ctrl + Shift + W: Closes the current window and all tabs
• Ctrl + Q: Closes the current window
• Alt + Right arrow: Opens the next page from your browsing history in the current tab
• Ctrl + F4: Closes the current tab
• Alt + F4: Closes the active window
• Alt + Space then n: Minimizes the current window

Last update 0n 21-07-2026 by NA

Explanation

• A subway means an underground way used for transport.
• It carries large numbers of passengers in cities.
• Usually built under city streets for convenience.
• Sometimes passes under rivers or buildings.
• It is a fast and efficient urban transport system.

Last verified on 01-04-2026

Explanation

• Scientist: Edward Jenner
  • Discovery Year: 1796
  • Vaccine Type: Smallpox
  • Significance: First ever successful preventive vaccine
  • Extra Fact: Smallpox was declared eradicated in 1980 by WHO

Additional information:

• Edward Jenner is often called the “Father of Immunology.”

Last verified on 16-01-2026

Explanation

• Last Viceroy of India: Lord Mountbatten in 1947

Additional information:

• First Viceroy of India: Lord Canning in 1858
• First Governor of Bengal: Robert Clive
• First Governor-General of Bengal: Warren Hastings (1772-1785)
• First Governor-General of India: William Bentinck in 1833

Last verified on 16-01-2026

Explanation

• First Muslim Governor of Punjab: August 1949 – November 1951
• Appointed Governor of Punjab after the dismissal of the Punjab provincial government in 1949.

• Born: 13 June 1899, Peshawar
• Died: 14 February 1958 (aged 58), Karachi

Last Updated on 12-01-2026

Explanation

Alternatively referred to as Control W and C-w, Ctrl+W is a shortcut key most often used to close a program, window, tab, or document.

Explanation

In the early 1950s, the first successful vaccine was created by US physician Jonas Salk.

Salk tested his experimental killed-virus vaccine on himself and his family in 1953

First used Salk vaccine in 1955 ( in activated)

while 

A live attenuated (weakened) oral polio vaccine developed by Dr. Albert Sabin and first used in 1961.

Israel launched a polio vaccine drive after 1988 in April 2022.

Explanation

Explanation

Know everything about Musharraf

Born: Delhi (August 11, 1943)

Graduated: Pakistan Military Academy at Kakul (1964)

Appointed chief of army staff: October 1998

Appointer: Nawaz Sharif

Musharraf became 10th president of Pakistan in 2001 until 2008.

Coup: October 12, 1999 (declared a state of emergency)

In June 2001, Musharraf became the president of Pakistan.

In 2006, Musharraf’s autobiography titled In the Line of Fire was published.

In March 2007, Musharraf suspended then chief justice Iftikhar Muhammad Chaudhry.

Musharraf imposed a state of emergency on November 3, 2007.

Resigned from his position of army chief November 2007

Replacer: General Ashfaq Pervaiz Kayani

Musharraf lifted the emergency on December 15, 2007.

In 2010, Musharraf launched his political party — All Pakistan Muslim League (APML).

He flew to Dubai on March 17, 2016

On December 17, 2019, a special court handed Musharraf death sentence in the high treason case (only military ruler to be sentenced to death)

Died: 5 February 2023

Dying place: Dubai, UAE

Disease: amyloidosis

Aged: 79

Buried: Karachi