Explanation

• Modem is a computer hardware device used for communication over a network.
• Modem stands for Modulator-Demodulator.
• A modem converts digital data into signals suitable for transmission.
• It also converts incoming signals back into digital data.
• Modems are commonly used to provide Internet connectivity.

Last verified on 15-09-2026

Explanation

• I want to go shopping.
• After want, we use to + base verb.
• The correct expression is go shopping.

Last verified on 15-09-2026

Explanation

• The Sahara Desert is the largest hot desert in the world.
• Location: Africa
• Length: Approximately 4,800 km (3,000 miles)
• Area: About 9.2 million km²

List of top deserts in the world:

Last verified on 10-05-2026

Explanation

• Moscow is the capital and largest city of Russia
• Founded in 1147

Additional information:

• Russia's currency is Ruble.
• Russia's official language is Russian.
• Russia located is in Continent Europe/ Asia.
• Russia's primary religion is Christianity.
• Russia Parliament called Duma & Federal Council.L

Last updated by NA on 09-09-2026

Explanation

• Junk mail is also called spam.
• The name comes from an old Monty Python comedy sketch.
• It is commonly used for ads, scams, or fake promotions.
  

Additional information:

• Spoof means pretending to be another sender (email spoofing).
• Email services use spam filters to block junk mail automatically.

Explanation

A document in Microsoft Word can be saved in three commonly taught ways.

1. File → Save → Saves the document.
2. Ctrl + S → Quick Save shortcut.
3. F12 → Opens the Save As dialog box.

Save → Updates the current file.

Save As → Saves with a new name, location, or format.

Explanation

• Largest & busiest seaport: Port of Karachi
• Location: Karachi, Arabian Sea
• Cargo handled: About 60% of Pakistan’s cargo
• Harbour size: 32 km
• Opened: 1857

Additional information:

• Muhammad Bin Qasim Port: Also called Port Qasim; located near Karachi.
• Gwadar Port: Deep-sea port in Balochistan; developed as part of CPEC.

Explanation

• PowerPoint is used to create multimedia presentations.
• Combines text, images, audio, video, animations, and charts.
• Developed by Microsoft.
• File extension: .pptx

Last updated on 14-09-2026

Explanation

• Currency: Pakistani Rupee (PKR)
• First currency note: Rs. 2
• First coin: Issued on 3 January 1948
• First coin designer: Brandley

Additional information

• National Animal: Markhor
• National Tree: Deodar
• National Dish: Nihari
• National Fruit: Mango
• National Flower: Jasmine
• National Vegetable: Lady Finger (Okra)
• Field hockey is Pakistan's official national sport.

Last updated by NA on 15-09-2026

Explanation

• Keyboard → An input device used to enter data and commands.
• Inventor: Christopher Latham Sholes
• Function keys: 12 (F1–F12)
• Alphanumeric keys: A–Z and 0–9
• Punctuation keys: Comma, period, semicolon, etc.
• Special keys: Arrow keys, Caps Lock, Enter, Ctrl, Alt
• Longest key: Spacebar
• Standard keyboard: 101 keys