Explanation

Total work = 10 × 14 = 140 person-days

Days needed by 4 persons = 140 ÷ 4 = 35 days.

Last verified on 01-02-2026

Explanation

• A server protocol is a set of rules used for communication between computers over a network.
• HTTP, DHCP, and DNS are standard computer/server network protocols.
• JPEG is not a protocol; it is an image file format used for pictures.

Last verified on 01-02-2026

Explanation

• Email allows users to send digital files as attachments along with messages.
• Different types of files like documents, audio, and video can be attached.
• Attachment features make email useful for education, business, and communication.

Last verified on 01-02-2026

Explanation

There are 17 Sustainable Development Goals (SDGs).

Established by the United Nations in 2015.

Additional information:

1. No Poverty
2. Zero Hunger
3. Good Health and Well-being
4. Quality Education
5. Gender Equality
6. Clean Water and Sanitation
7. Affordable and Clean Energy
8. Decent Work and Economic Growth
9. Industry, Innovation, and Infrastructure
10. Reduced Inequalities
11. Sustainable Cities and Communities
12. Responsible Consumption and Production
13. Climate Action
14. Life Below Water
15. Life on Land
16. Peace, Justice, and Strong Institutions
17. Partnerships for the Goals

Last verified on 16-01-2026

Explanation

• Engrossed means مشغول
• Absorbed means جذب

Last verified on 01-02-2026

Explanation

• A gerund is a form of a verb that functions as a noun in a sentence.
• It is created by adding “-ing” to the base verb (e.g., “Swimming is fun”).
• Gerunds are called verbal nouns because they show action but act as nouns.

Last verified on 01-02-2026

Explanation

• Hijaaz is a historical region in western Arabia along the Red Sea.
• Major cities in Hijaaz include Makkah, Medina, and Ta‘if.
• It is known for its mountainous terrain and desert climate.

Last verified on 01-02-2026

Explanation

• During Prophet Muhammad ﷺ’s early business trips for Hazrat Khadija (RA), he was often accompanied by trusted servants.
  • Maisra was the servant who traveled with him and helped manage trade and goods safely.
  • These trips helped build Prophet ﷺ’s reputation for honesty and trustworthiness.

Last verified on 01-02-2026

Explanation

• CSS stands for Central Superior Services.
• It is a civil service examination and recruitment process in Pakistan for high-ranking government positions.

Last verified on 01-02-2026

Explanation

• Human body cells renew at different rates depending on function and wear.
• Gut cells (intestinal epithelial cells) are the most rapidly replacing cells, regenerating every 2–5 days.

Last verified on 01-02-2026