Explanation

• An Integrated Circuit (IC) chip is primarily made from silicon, a semiconductor material.
• IC chips are used in computers, smartphones, calculators, and other electronic devices.

Additional information:

• Atomic Number of Silicon: 14
• Silicon Group: Group 14 (Carbon Family)
• First Integrated Circuit Invented: 1958
• Inventor: Jack Kilby (Texas Instruments)

Last verified on 06-08-2026

Explanation

• VGA stands for Video Graphics Array.
• It is a display standard used to transmit video signals from a computer to a monitor.
• VGA was introduced by IBM in 1987 with the PS/2 computer series.
• The original VGA standard supports a maximum resolution of 640 × 480 pixels at 60 Hz.
• It uses a 15-pin D-sub (DE-15) connector.

Last verified on 06-08-2026

Explanation

• DOS (Disk Operating System) is a single-user operating system.
• It is designed for one user at a time.
• DOS uses a Command-Line Interface (CLI) instead of a graphical interface.

Additional information:

• Examples of Multi-user OS: Windows, Linux, UNIX, macOS

Last verified on 06-08-2026

Explanation

Last verified on 05-08-2026

Explanation

• The largest listed font size on the Formatting Toolbar is 72 pt.
• Font size is measured in points (pt).
• You can manually type sizes larger than 72 pt (e.g., 100, 150) in Microsoft Word.
• 72 points = 1 inch in typography.
• The list contains font size in points 8, 9, 10, 11, 12, 14, 16, 18, 20, 22, 24, 26, 28, 36, 48 and 72.
• • Word supports font sizes between 1 and 1638.

Last update 0n 21-07-2026 by NA