10 Basic Computer General Knowledge MCQ with Solutions.
1. The word "computer" comes from the word "compute," which means to calculate.
2. The first electronic computer, called ENIAC (Electronic Numerical Integrator and Computer), was developed in 1946.
3. The CPU (Central Processing Unit) is the brain of the computer that performs all the processing and calculations.
4. RAM (Random Access Memory) is used by the computer to store data and programs that are currently in use.
5. ROM (Read-Only Memory) stores firmware that is used to boot up the computer.
6. A motherboard is the main circuit board inside a computer that holds the CPU, RAM, and other components.
7. A hard drive is a device used to store data permanently on a computer.
8. A software program that translates high-level programming languages into machine code is called a compiler.
9. Binary code is the language that computers use to communicate and perform operations. It consists of only 0s and 1s.
10. ASCII (American Standard Code for Information Interchange) is a standard encoding system used to represent text in computers.
Here are some multiple-choice questions (MCQs) along with solutions related to basic computer knowledge:
**1. What does the word "computer" mean?**
A) To write text
B) To calculate
C) To draw pictures
D) To play games
**Answer: B) To calculate**
**2. Which was the first electronic computer developed in 1946?**
A) Apple I
B) ENIAC
C) IBM PC
D) Altair 8800
**Answer: B) ENIAC**
**3. What is the function of the CPU in a computer?**
A) Stores data permanently
B) Performs processing and calculations
C) Displays images on the screen
D) Connects to the internet
**Answer: B) Performs processing and calculations**
**4. What does RAM stand for in computing?**
A) Read-Only Memory
B) Random Access Memory
C) Rapid Access Memory
D) Rewritable Access Memory
**Answer: B) Random Access Memory**
**5. Which type of memory stores firmware used to boot up the computer?**
A) RAM
B) ROM
C) Cache
D) Hard drive
**Answer: B) ROM**
**6. What is the main function of a motherboard in a computer?**
A) Displays graphics on the screen
B) Stores data permanently
C) Holds the CPU and other components
D) Provides internet connectivity
**Answer: C) Holds the CPU and other components**
**7. Which device is used to store data permanently on a computer?**
A) RAM
B) CPU
C) Hard drive
D) Motherboard
**Answer: C) Hard drive**
**8. What is the name of a software program that translates high-level programming languages into machine code?**
A) Interpreter
B) Compiler
C) Debugger
D) Editor
**Answer: B) Compiler**
**9. What is binary code composed of?**
A) 0s and 2s
B) 1s and 2s
C) 0s and 1s
D) 1s and 3s
**Answer: C) 0s and 1s**
**10. Which encoding system is used to represent text in computers?**
A) UNICODE
B) ASCII
C) UTF-8
D) ISO-8859
**Answer: B) ASCII**
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