Explanation

• USB stands for Universal Serial Bus.
• USB is a standard used to connect and transfer data between electronic devices.
• A USB flash drive is a data storage device that uses flash memory with an integrated USB interface.
• Ajay Bhatt is widely credited as a key figure in the development of USB technology in the 1990s.

Last verified on 05-09-2026

Explanation

• The skin is considered the largest organ of the human body.
• It covering an area of about 1.5-2 square meters (16-22 square feet).
• It weighing around 3-4 kilograms (7-9 pounds).

Last verified on 01-09-2026

Explanation

• A computer program that translates one program instruction at a time into machine language is called an Interpreter.
• Interpreters are commonly associated with languages such as Python, JavaScript, and BASIC.

Additional information:

• Compiler: Translates the complete program before execution.
• Assembler: Converts assembly language into machine code.
• Machine Language: Uses binary instructions understood directly by the computer.

Last verified on 10-08-2026

Explanation

• The value 332 m/s is measured under standard atmospheric conditions.

Additional information:

• Speed of sound in air at 20°C ≈ 343 m/s.
• Speed of sound is faster in solids than liquids and gases.

Examples:

• Air: ~332 m/s (0°C)
• Water: ~1,480 m/s
• Steel: ~5,100 m/s

Last verified on 21-07-2026

Explanation

• Tally (accounting software) and MS Office are application software,
• Designed for user-specific tasks, not system software.

Additional information

• System software includes:
• Assembler: Translates assembly language into machine code.
• Compiler: Translates high-level language into machine code.
• Interpreter: Directly executes high-level language code without compiling.

Last updated 17 july 2026 by NA