Explanation

2²⁰ ÷ 2⁴ = 2¹⁶

√(2¹⁶) = 2⁸ = 256

Last verified on 09-03-2026

Explanation

log₃(108 - 3^x) = 4

⇒ 3^4 = 108 - 3^x

⇒ 81 = 108 - 3^x

⇒ 3^x = 108 - 81

⇒ 3^x = 27

⇒ 3^x = 3^3

⇒ x = 3

Last verified on 09-03-2026

Explanation

• UNICODE() function returns the numeric Unicode value (code point) of the first character in a text string.
• It helps identify the character code used in Unicode encoding.
• Useful when working with different languages and symbols.

Last verified on 09-03-2026

Explanation

• DAYS360() function in MS Excel 2016 calculates the number of days between two dates based on a 360-day year.
• This method is commonly used in financial and accounting calculations.
• It assumes 12 months × 30 days = 360 days.

Last verified on 09-03-2026

Explanation

• Subtotal in MS Excel 2016 is used to automatically calculate totals for grouped data.
• It inserts subtotals and grand totals for selected categories or rows.
• This feature is useful when working with large datasets.

Last verified on 09-03-2026

Explanation

• Conditional Formatting in MS Excel 2016 is used to highlight cells based on specific conditions.
• It visually displays data trends using colors, data bars, and icon sets.
• This helps users quickly analyze large datasets.

Last verified on 09-03-2026

Explanation

• Cross Reference in MS Word 2016 is used to refer to specific items in a document such as headings, tables, figures, or numbered lists.
• It helps readers quickly navigate to related content.
• If the referenced item changes, the reference updates automatically.

Last verified on 09-03-2026

Explanation

• In MS Word 2016, a document is made up of one or more pages.
• Pages contain text, images, tables, and other content.

Additional information:

• MS Word is mainly a word processing software for creating, editing, and formatting documents.
• Tools like Header, Footer, Page Number help manage multi-page documents efficiently.

Last verified on 09-03-2026

Explanation

• A processing device performs data processing, calculations, and instructions execution.
  • The Processor (CPU) is the main processing device of a computer.

Additional informational:

Functions of CPU:

• Executes instructions from programs
• Performs arithmetic and logical operations
• Controls other hardware components

Speed: Measured in GHz (Gigahertz)

• Components: ALU (Arithmetic Logic Unit), CU (Control Unit), Registers
• Examples: Intel Core i7, AMD Ryzen 5

Last verified on 09-03-2026

Explanation

• A hardcopy output device produces physical copies of data or information.
  • Printer converts digital documents into paper copies.
  • Examples: Plotter, Photocopier, Fax machine, Braille printer

Additional information:

Softcopy vs Hardcopy:

• Softcopy: Screen display, audio (Monitor, Speaker)
• Hardcopy: Physical form (Paper, Card, etc.)

Printers can be inkjet, laser, or dot-matrix.

Last verified on 09-03-2026