Explanation

• Commercial energy consumption includes oil, gas, and coal used for industry, transport, and power generation.
• Oil is widely used in transportation and industry.
• It has the largest share in global commercial energy use.

Additional information:

• Coal is mainly used for electricity generation.
• Natural gas is considered a cleaner fossil fuel compared to coal and oil.

Last verified on 17-01-2026

Explanation

• In the Northern Hemisphere, air moves outward from high-pressure areas.
• It is deflected by the Coriolis effect.
• This causes winds to circulate in a specific direction around high pressure systems.

Additional information:

• High-pressure systems are also called anticyclones.
• Winds diverge outward from high pressure centers.

Last verified on 17-01-2026

Explanation

• Fat is mainly stored beneath the skin as subcutaneous fat.
• It acts as an energy reserve, insulation, and protection for the body.

Additional information:

• Excess fat around organs is called visceral fat.
• Too much fat can lead to obesity and heart diseases.

Last verified on 17-01-2026

Explanation

• Vitamin E is a fat-soluble vitamin important for protecting cells from oxidative damage.
• It is stored in the body’s fat tissues and liver.

Additional information:

• Vitamin E acts as an antioxidant.
• Found in nuts, seeds, vegetable oils, and green leafy vegetables.

Last verified on 17-01-2026

Explanation

• Minimum font size: 8
• Maximum font size: 72

Additional information:

• Standard font size: 12
• Manual font size range: 1–1638
• Shortcut to change font size manually: Ctrl + Shift + P
• Increase font size: Ctrl + ]
• Decrease font size: Ctrl + [

Last verified on 17-01-2026

Explanation

• Software refers to programs and operating systems that run on hardware, like Windows XP or a compiler.
• Hardware refers to the physical components of a computer that you can touch, like the CPU, RAM, and hard disk.

Additional information:

• CPU, RAM, Hard Disk, Monitor, Chip are all hardware.
• Compiler is a software that converts code into machine language.
• Windows XP is an operating system software.

Last verified on 17-01-2026

Explanation

• Headers and Footers are sections at the top and bottom of a page in MS Word.
• They are used to display consistent information across all pages, like page numbers, document title, date, or author name.

Last verified on 17-01-2026

Explanation

• High-quality CAD (Computer-Aided Design) systems require precise printing of drawings and graphics.
  • A Digital Plotter is used to print large-scale, accurate, and high-resolution CAD drawings.
  • Digital plotters produce line drawings, blueprints, and architectural plans with exact dimensions.

Last verified on 17-01-2026

Explanation

• The standard keyboard shortcut to insert a hyperlink is Ctrl + K on Windows and Command + K on Mac
  
  
  
  Additional information:
  • Ctrl + S → Save
  • Ctrl + M → Indent paragraph

Last verified on 17-01-2026

Explanation

• In Microsoft Word, Header and Footer are used to add text, page numbers, or images at the top or bottom of a page.
• They help in document formatting and consistency across multiple pages.

• Location: Insert Tab → Text Group → Header & Footer

Last verified on 17-01-2026