Explanation

• RAM and Cache are volatile memories.
• It means their data is lost when power is turned off.
• Volatile memory requires continuous power to retain data.
• RAM is used for running programs and storing temporary data.
• Cache is a high-speed memory that stores frequently used data for the CPU.

Additional information:

• ROM is non-volatile and retains data without power.

Last verified on 16-02-2026

Explanation

• Ctrl + S = To save a document.

Additional information:

• Ctrl + X → Cut (remove selected text)
• Ctrl + R → Align text to the right
• Ctrl + E → Center align text
• Ctrl + J → Justify paragraph
• Ctrl + L → Align text to the left
• Ctrl + Q → Remove paragraph formatting (reset to default left alignment)

Last verified on 10-06-2026

Explanation

• The Pacific Ocean is the largest and deepest ocean on Earth.
• It covers about 30% of the Earth's surface.
• It contains 97% of the Earth's water.
• The Mariana Trench, the deepest part of the ocean.
• It is located in the Pacific.
• The Arctic Ocean is connected to the Pacific Ocean via the Bering Strait.

Additional information:

• The Arctic Ocean is the Smallest Ocean of the world.
• Oceans cover 71% of the Earth's surface.
• The Indian Ocean is the warmest, with the Persian Gulf being the hottest area.
• The Diamantina Trench is the deepest point in the Indian Ocean.
• Jordan does not have an ocean.

Last verified on 17-03-2026

Explanation

• The Network Layer (Layer 3) is responsible for logical addressing and routing.
• It uses IP addresses to identify devices across different networks.
• It determines the best path for packets from source to destination.
• Routers primarily operate at this layer.

Last verified on 02-09-2026

Explanation

• Start a presentation from the current slide: Shift+F5
• Start a presentation from the beginning: F5

Additional information

• Ctrl + N: Create a new presentation document
• Ctrl + M: Insert a new slide
• Ctrl + S: save a presentation

Last verified on 26-05-2026

Explanation

• Baluchistan is the biggest province of Pakistan by area.
  
• It covers 43% of the area of Pakistan
• Capital City: Quetta
• Established: 1 July 1970

Additional information:

• Punjab is the biggest province of Pakistan by population.

Last verified on 26-05-2026

Explanation

• In MS Word, pictures can be inserted through the Insert tab/menu.
• The Pictures option is available under the Insert tab.
• You can insert pictures from your device or other available sources.
• Clip Art was available in older versions of Microsoft Office.

Last verified on 24-06-2026

Explanation

• In MS Word, Header and Footer options are found in the Insert tab.
• Go to the Insert tab on the top ribbon.
• Look for the Header & Footer group.
• Click on Header or Footer to pick a design or create your own

Last updated 07-09-2026 by NA

Explanation

• Muslim Population by Country 2026
• Indonesia. 242,700,000
• Pakistan. 240,760,000
• India. 200,000,000
• Bangladesh. 150,800,000
• Nigeria. 97,000,000.

Additional information:

• The largest country by population in the world is India.
• The largest Muslim city by population is Jakarta.

Last updated by NA on 16-07-2026

Explanation

• Shift + Enter inserts a manual line break in MS Word without starting a new paragraph.
• It moves the cursor to the next line while keeping the text within the same paragraph.

Additional information:

• Enter: Starts a new paragraph.
• Ctrl + Enter: Page break.

Last verified on 09-08-2026