Explanation

MS-DOS is an operating system for x86-based personal computers mostly developed by Microsoft.

MS-DOS, its rebranding as IBM PC DOS

Some operating systems attempting to be compatible with MS-DOS are sometimes referred to as "DOS".

Explanation

Orient airline was the first and only Muslim-owned airline.

Orient airline was established on 29 October 1946.

Orient Airlines was initially based in Calcutta, India.

Orient airline shifted to the independent state of Pakistan in 1947.

Orient airline was rechristened as Pakistan International Airlines in 1955

Orient airline is the old name of PIA airlines.

Explanation

Explanation

To insert a page break in Microsoft Word, you can press Ctrl + Enter on your keyboard:

• Place your cursor where you want the page break to occur
• Press Ctrl + Enter

You can also insert a page break by clicking the Breaks button in the Page Setup group on the Layout tab of the Ribbon.

Then, choose the Page option from the drop-down menu.

A page break is a special marker that ends the current page and starts a new one. 

Explanation

علم الحشرات، وہ علم جو حشرات کی ساخت سے تعلق رکھتی ہے

Entomology Insects: کیڑے مکوڑے یا حشرات 

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Entomology is the study of insects and their relationship to humans, the environment, and other organisms.

RK12-12-22

Explanation

The Cripps Mission was a failed attempt in late March 1942.

The Cripps Mission was sent by the British government to India

  to obtain Indian cooperation for the British war efforts in the 2nd World War.

The mission was headed by a senior minister Sir Stafford Cripps.

the objective of Cripps Mission: To reform the constitutional issues

Explanation

IAEA stands for International Atomic Energy Agency 

IAEA 173 Members 

IAEA Formation in 1957

Explanation

Hazrat Younis remained in the abdomen of fish for 40 days.

Surah Younis is the 10th chapter (surah) of the Quran with 109 verses (ayat).

His named after the prophet Yunus (Jonah).

He is mentioned in the holy Quran: 4 times

Hazrat Younis (AS) is called Dhun-Nun 

Explanation

Water has maximum density at 4°C.

When Water is in its Solid form (Ice) below 0°C.

Explanation

Zahid Husain was the founder and the first governor of State Bank of Pakistan from June 1948 to July 1953.

Dr. Shamshad Akhtar became the first female Governor of State Bank of Pakistan in 2006.