Explanation

• Microcomputers are small computers designed for personal or business use.

• They are built around a central processing unit (CPU or processor), which executes instructions and controls the system.
• Processors are the brain of microcomputers, enabling them to perform calculations, run software, and manage hardware.

Last verified on 11-03-2026

Explanation

• A salesman traveling by motorcycle needs a portable and easy-to-carry computer to record sales orders.
• A tablet is lightweight, compact, and allows data entry, making it ideal for mobile work.
• Tablets can run apps, store data, and sometimes connect to the internet for instant updates.

Last verified on 11-03-2026

Explanation

• Network devices are hardware components that help in data communication.
• Protocol is a set of rules for communication, not a physical device.
• Examples: Switch, Router, Gateway.

Last verified on 10-03-2026

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

• Landscape is a page orientation, not a paper size.
• Common paper sizes in MS-Word 2016 include: Letter, Legal, Executive, A4, A3.

Additional information:

• Legal: 8.5 × 14 inches
• Executive: 7.25 × 10.5 inches
• A3: 297 × 420 mm
• Letter: 8.5 × 11 inches
• A4: 210 × 297 mm

Last verified on 08-03-2026

Explanation

• A Real-Time Operating System (RTOS) processes data and responds immediately to inputs.
• Used in applications where timely response is critical.
• Example: Air traffic control systems – monitor and respond to aircraft in real-time

Last verified on 08-03-2026

Explanation

• Bluetooth is a short-range wireless technology used for exchanging data between devices.

Bluetooth Classes and Ranges:

• Class 1 → 100 m (~328 ft)
• Class 2 → 10 m (~30 ft) most common
• Class 3 → 1 m (~3 ft)

Last verified on 07-03-2026

Explanation

• Recycle Bin temporarily stores deleted files in Windows.
• Files placed in the Recycle Bin still occupy disk space until the bin is emptied.
• Therefore, sending files to Recycle Bin does not increase free disk space.

Last verified on 06-03-2026

Explanation

• High-level languages (like C, Java, Python) are easier to read, write, and understand than machine or assembly language.
• They allow faster program development because programmers use simple English-like syntax.
• This reduces time and effort in software development.

Last verified on 06-03-2026

Explanation

Functions as a unique address for identifying specific resources—such as webpages, images, or files—on the internet

Additional information

• URL stands for Uniform Resource Locator.
• First published: 1994
• Latest version: Living Standard, 2023
• Type: 3

Last updated question  18-02-2026