How does a computer program work?
Computer Basics
What makes a computer usable?
A program makes a computer usable.
What is a computer without a program compared to?
It is compared to an object, like a piano without a player.
What kind of tasks can computers perform?
Computers can perform very complex tasks.
What is the nature of a computer?
A computer can only execute extremely simple operations.
Can computers evaluate complex mathematical functions by themselves?
No, they can only perform fundamental operations like addition or division.
What must you do to compute average speed?
Instruct the computer to:
- Accept a number for distance.
- Accept a number for travel time.
- Divide distance by time and store the result.
- Display the result.
What forms a program?
A set of simple actions or instructions forms a program.
What is the keyword in making a program?
Language is the keyword.
Multiple Choice Questions (MCQs)
1. What makes a computer usable?
- A. Electricity
- B. A Program
- C. Hardware
- D. Storage
2. Without a program, a computer is compared to:
- A. A running engine
- B. A powered device
- C. A wooden box
- D. A toy
3. What is the nature of a computer?
- A. It can understand complex concepts
- B. It can only execute simple operations
- C. It has innate intelligence
- D. It is self-aware
4. What kind of operations can a computer perform?
- A. Only addition
- B. Fundamental operations like addition and division
- C. Complex operations by default
- D. Undefined operations
5. What are the basic steps for computing average speed?
- A. Input speed and display result
- B. Accept distance, accept time, divide, and display result
- C. Multiply distance and time
- D. None of the above
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