INTRODUCTION TO COMPUTER SCIENCE – EXAM NOTES & QUESTIONS
SECTION A: SHORT-ANSWER QUESTIONS
1. What is a computer?
A computer is an electronic device that receives data, processes it, stores it, and produces output.
2. Define computer science.
Computer Science is the study of computers, algorithms, data processing, and how computational
systems solve problems.
3. What is hardware?
Hardware refers to the physical components of a computer system.
4. What is software?
Software is a set of programs that tells the computer what to do.
5. Examples of input devices: Keyboard, Mouse.
6. Examples of output devices: Monitor, Printer.
7. Define data.
Data is raw, unprocessed facts and figures.
8. Define information.
Information is processed data that is meaningful.
9. What is RAM?
RAM is a volatile primary memory used to temporarily store data.
10. What is ROM?
ROM is a non-volatile memory that stores permanent instructions.
SECTION B: LONG-ANSWER QUESTIONS
SECTION A: SHORT-ANSWER QUESTIONS
1. What is a computer?
A computer is an electronic device that receives data, processes it, stores it, and produces output.
2. Define computer science.
Computer Science is the study of computers, algorithms, data processing, and how computational
systems solve problems.
3. What is hardware?
Hardware refers to the physical components of a computer system.
4. What is software?
Software is a set of programs that tells the computer what to do.
5. Examples of input devices: Keyboard, Mouse.
6. Examples of output devices: Monitor, Printer.
7. Define data.
Data is raw, unprocessed facts and figures.
8. Define information.
Information is processed data that is meaningful.
9. What is RAM?
RAM is a volatile primary memory used to temporarily store data.
10. What is ROM?
ROM is a non-volatile memory that stores permanent instructions.
SECTION B: LONG-ANSWER QUESTIONS
