IMPORTANT QUESTIONS SOLUTION

EXAMINATION QUESTIONS SOLUTION SET

1. One Sentence Questions

a. What is GIGO?

→ GIGO stands for "Garbage In, Garbage Out," meaning wrong input gives wrong output.

b. Define software.

→ Software is a set of instructions or programs that tell a computer what to do.

c. What is SSD?

→ SSD (Solid State Drive) is a storage device that uses flash memory to store data.

d. Define BUS.

→ A bus is a communication pathway used to transfer data between computer components.

e. What is an ALU?

→ ALU (Arithmetic Logic Unit) is the part of the CPU that performs arithmetic and logical operations.

f. Define Output.

→ Output is the result produced by a computer after processing data.

 

2. Technical Terms

a. Error due to wrong input

→ Input Error or Human Error

b. Result after processing data

→ Information

c. Software that converts code to machine code

→ Compiler or Translator

d. Storage disk read/written using lasers

→ Optical Disk

3. Full Forms

a. IPO → Input Process Output

b. OS → Operating System

c. LCD → Liquid Crystal Display

4. Short Answer Questions

a. Explain motherboard

→ The motherboard is the main circuit board of a computer that holds the CPU, memory, and other essential components, allowing them to communicate with each other.

b. Difference between application and system software

→ Application software is designed to perform specific tasks for users (e.g., MS Word), while system software manages hardware and provides a platform for application software (e.g., Windows OS).

c. Define secondary memory with examples

→ Secondary memory is non-volatile storage used for storing data permanently. Examples: Hard disk, SSD, CD, DVD.

d. Difference between RAM and ROM

→ RAM is temporary, volatile memory used for active processes, while ROM is permanent, non-volatile memory that stores firmware or startup instructions.

e. Define impact printer with examples

→ Impact printers are printers that print by striking an ink ribbon. Examples: Dot matrix printer, Line printer.

f. Define ALU and its function

→ ALU (Arithmetic Logic Unit) is a part of the CPU responsible for performing arithmetic operations (like addition) and logical operations (like comparisons).

5. Short Questions

a. Define block programming

→ Block programming is a visual programming method where users drag and connect code blocks to build programs without typing syntax manually.

b. Two features of Scratch

→ (i) Drag-and-drop interface for coding

→ (ii) Supports animations, games, and interactive stories

c. What is Arduino UNO?

→ Arduino UNO is an open-source microcontroller board used for creating digital devices and interactive objects that can sense and control the physical world.