Explanation

The power of the lens is the reciprocal of focal length.

The SI unit is dioptre.

Dioptre (D)

Power of lens = 1/ focal length in meter.

Explanation

• A computer cannot ‘boot’ if it does not have the Operating System.
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• An operating system is system software that handles software and hardware resources and gives services to computer programs.
• The computer system requires an operating system for “boot”
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• A Loader in the computer systems is a unit of the operating system which is primarily responsible for loading the libraries and programs.
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• An assembler in the computer system is a program that interprets software programs written using “assembly language” into “machine language”.
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Explanation

It was raining yesterday, so we did not go out.

We use Past Indefinite Tense/Past Simple Tense with Yesterday.

Formula of Negative sentence of Past Indefinite Tense:

Subject + did + not + first form of a verb + object.

Explanation

• E-mail stands for: Electronic Mail

• Father of E-mail: Ray Tomlinson

• First E-mail sent: 1971

• @ is used to divide an email into: two parts

• SMTP helps to send: E-mails

• SMTP stands for: Simple Mail Transfer Protocol

• Received email is saved: inbox

• Sent email is saved in: sent box

• Maximum attachment size in Yahoo Email: 25 MB

• G-mail stands: Google Mail

• Email spam also called: junk email

• To close email account click: sign out

• To create new E-mail: Sign Up

• Email hacking means: Illegal access to open email accounts of others

• Junk email is also called: Spam 

•  At sign (@): always a part of email address

• Sending an E-mail is similar to: writing a letter

• A allows us to access our e-mail from anywhere: Webmail interface 

• Bookmark:  is associated with Internet E-mail

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  FIA VU CONSTABLE PAST PAPER 2021

Explanation

Explanation

Explanation

Explanation

Surah An-Naml is the 27th chapter of the Quran.

The surah titled in English means “The Ants”.

The bird Hudhud (hoopoe) appears twice in Surah An-Naml.

Surah Al Naml of the holy Quran Bismillah is added

to the entire Bismillahir Rahmani Raheem in the 30th verse.

This is why Surah Naml is known as the Surah with two bismillahs.

Surah Naml is an earlier "Meccan surah".

Explanation

Aswad means کالا یا سیاہ رنگ کا 

Hajr-e-Aswad is a rock set into the eastern corner of the Kaaba, the ancient building in the center of the Grand Mosque in Makkah.

Explanation

Rajab is the seventh month of the Islamic calendar. 

Isra and Miraj (Muhammad's journey from Mecca to Jerusalem and then through the seven Heavens) took place in Rajab.

Must remember all 12 Islamic months name

List of Islamic Months

1. Muḥarram, محرم الحرام
   
2. Ṣafar, صفر المظفر
3. Rabi al Awwal ربیع الاول
4. Rabi al Sani ربیع الثانی
5. Jumada al Awwal جمادی الاول
6. Jumada al Thani جمادی الثانی
7. Rajab, رجب المرجب
8. Shabanشعبان المعظم
9. Ramadan(fasting), رمضان المبارک
10. Shawwal شوال المکرم
11. Dhu al Qadah ذوالقعدۃ الحرام
12. Dhu al Hijjah ذوالحجۃ الحرام:

Each month begins approximately at the time of the new moon.