Explanation

SMTP  is the standard protocol used to send emails across the internet.

SMTP stands for Simple Mail Transfer Protocol.

Last updated 15-feb-2026

Explanation

Mean =  numbers of multiples/ sum of multiples of first five of 3

The average of the first five multiples of 3

= 3 + 6 +9 + 12 + 15 / 5

= 45/ 5

= 9

Last verified on 15-02-2026

Explanation

• Vatican City is the smallest country in the world by land area.
• It is a city-state surrounded by Rome, Italy.
• It serves as the headquarters of the Roman Catholic Church.
• Total area is about 0.49 sq km.
• It is located in Europe.

Additional information:

• Smallest Muslim country: Brunei
• Smallest republic: Nauru
• Smallest SAARC country: Maldives
• Largest Muslim country (population): Indonesia

Last verified on 10-02-2026

Explanation

• Prophet Muhammad (PBUH) was born in 570 A.D. in Mecca.
• He belonged to the Banu Hashim clan of the Quraish tribe, the most powerful tribe in Mecca at that time.
• His great-grandfather was Hashim ibn Abd Manaf, after whom the clan is named.

Last verified on 09-02-2026

Explanation

Annalena Baerbock has been elected as the president of 80th session of the UNGA.

She assumed office in September 2025.

She is the former foreign Minister of Germany. 

She is first woman to hold this office.

She has also become the youngest UNGA president at the age of 44.

She is replacing Philemon Yang of Cameroon.

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Updated & verified on 08-02-2026

Explanation

Explanation

• Sunlight is a good source of vitamin D.
• When our skin is exposed to sunlight, it produces vitamin D, 
• It is essential for bone health, immune function, and the regulation of calcium levels in the blood.
• Deficiency of Vitamin D results in Rickets.

Explanation

 She received from Muhammad the title Dhat an-Nitaqayn

Meaning "She of the Two Belts".

She was married to Zubayr ibn al-Awwam shortly before the Hijra.

Explanation

• Refrigerants are gases used in refrigerators to absorb heat and provide cooling.
• Freon (CFCs) and ammonia are commonly used in domestic and commercial refrigeration.
• They evaporate at low temperatures, absorbing heat from the fridge interior.
  

Last verified on 03-02-2026

Explanation

• Date: 16 August 1946
  • Location: Calcutta (now Kolkata), Bengal, British India
  • Organizer: All India Muslim League
  • Announced By: Muhammad Ali Jinnah
  • Outcome: Large-scale communal riots and violence between Hindus and Muslims

Last verified on 02-02-2026