1. What is a program, and why do computers need programs?
1.1. Program: A set of instructions (or an algorithm) that has been translated into commands a computer can understand (code). Computers need programs to operate because otherwise they would have nothing to work with. (Page 16)
2. What is a computing system? Provide examples of computing systems.
2.1. Computing systems are the machines that run programs and process information. Examples are desktop computers, laptops, and phones. (Page 16)
3. Explain what an algorithm is.
3.1. A list of steps or instructions written in human language that tells a person how to complete a task. (Page 16)
4. What is a group of connected computers called?
4.1. A group of connected devices is called a network. (Page 18)
5. 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?
5.1. Data and Analysis: refers to collecting, storing, organizing, and studying facts to help us understand what the data means. (Page 18)
6. What is computer science?
6.1. Computer science is a type of problem solving; it includes the study of computers, their design, and the way they process information. (Page 14)
7. Which of these are most likely NOT computing systems?
7.1. C. Books are most likely not computing systems. (Page 16)
8. Computer science is NOT:
8.1. Watching videos on the internet of cats riding tricycles. Playing your favorite video game. Doing your math homework on your school’s laptop. Commenting on the latest picture your friend posted. (Page 14 - 15)
9. 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?
9.1. Impacts of computing: Understanding the impacts of computing involve studying how computers influence our lives, culture, safety, laws, and behavior. Just because we can make new technologies doesn’t always mean we should. (Page 19)
10. What is the difference between a consumer and a creator?
10.1. Consumer (someone who uses something) to being a creator (Computer scientists program computers to both complete tasks bet ter and faster as well as teach them how to do new things.) (Page 14)
