Explanation

Hazrat Salman Al-Farisi gives the suggestion of digging the trench around the city of Madinah at the time of Battle of Khandaq.

Battle of Khandaq was a 27-day-long defense by Muslims of Yathrib from Arab and Jewish tribes.

Battle of Khandaq Start date: March 627 AD (5H)

Explanation

Rajab is the seventh month of the 12 lunar months in the Islamic calendar.

Safar is the second month of the 12 lunar months in the Islamic calendar.

Jumada al-Awwal  is the fifth month of the 12 lunar months in the Islamic calendar.

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The names of the months in the Islamic calendar are:

1.Muharram

2.Safar

3.Rabi' al-awwal

4.Rabi' al-thani

5.Jumada al-awwal

6.Jumada al-thani

7.Rajab

8.Sha'aban

9.Ramadan

10.Shawwal

11.Dhu al-Qi'dah

12.Dhu al-Hijjah.

Explanation

World Polio Day is observed on October 24.

World Polio Day was established on October 24, 1985, by Rotary International to commemorate the birth of Jonas Salk

Explanation

Germany is a country in Central and Western Europe. 

Explanation

Cure means علاج

Deter means حائل ہونا

Explanation

We use "by" in "swear by the gods"

Because "by" introduces the thing or being, a person is called upon as a witness to their oath or promise.

"Swear by" means to make an oath invoking someone or something as a witness

Explanation

Ingenious means ذہین، ہوشیار یا چالاک

Explanation

v  After 6 years of the birth of Holy prophet Bibi Aamna died.

v  Prophet Muhammad's father Abdullah ibn Abdul-Muttalib died before his birth,

His paternal uncle Abu Talib later took care of him.

Explanation

COBOL is a compiled English-like computer programming language designed for business use.

Explanation

• “The future form of Government would be federal to be joined by provinces and Indian states".This principle was settled in Round Table Conference
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• The first Round Table Conference convened from 12 November 1930 to 19 January 1931
  
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• The Second Round table conference was held from 7 September 1931 to 1 December 1931 in London. 
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• The Third Round Table Conference was held in 1932 between November and December. 
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• First round table conference: 1930

  2nd: 1931

  3rd:1932

  All in London

• All three round table conferences were attended by Dr. B.R. Ambedkar and Tej Bahadur Sapru.