Check your knowledge (pages 20, 21) study guide.

1. 1. What is computer science?

1.1. Computer science is the study of computers and how computer technology can be used to solve problems. Pg.12

2. 2. Which of these are most likely NOT computing systems?

2.1. C. Books P.12

3. 3. What is a program, and why do computers need programs?

3.1. A program is a set of instructions that has been coded into a language that a computer can understand. Without programs, computers wouldn’t understand what we want them to do. Pg 16-17

4. 4. Computer science is NOT:

4.1. C. Playing computer games P.14

5. 5. What is a computing system? Provide examples of computing systems.

5.1. All the basic hardware (the parts you can see and touch) and software (the programs) that work together to make a computer run.They include laptops, tablets, and other devices that are run by programs. Pg.12

6. 6.Computer scientists have created systems that help farmers produce more food for society. This advancement most closely represents which of the five concept areas of computer science?

6.1. Impacts of computing.the emphasis on how it benefits society makes this an example of impacts of computing. Pg. 19

7. 7. What is the difference between a consumer and a creator?

7.1. Consumers only use programs or content. Creators make the content that consumers use. Pg. 14

8. 8. What is a group of connected computers called?

8.1. A network, or computer network Pg.18

9. 9. Reviewing a collection of student scores from an exam to understand how well the class did is an example of which concept area of computer science?

9.1. Data and analysis Pg.18

10. 10. Explain what an algorithm is.

10.1. A list of steps or instructions written in human language that tells a person how to complete a task. Pg. 16