Review and Assessment Chapter 2 Test Multiple Choice Choose the best response for each question. 1. How many phases are there in the problem-solving model? A. Two B. Four C. Six D. Eight 2. What is the last phase of the problem-solving model? A. Evaluate the success of the plan. B. Restate the problem in your own words. C. Think of a picture or diagram that might help you understand the problem. D. Eliminate possibilities that will not work. 3. Which of the following is not a strategy to use in the problem- solving model? A. Guess and check. B. Draw a picture. C. Create a model. D. Wait to see if it goes away. 4. What is another name for the specific steps to solve a problem? A. Reflection B. Conclusion C. Algorithm D. Estimate 5. Which of the following must be true of the instructions for a computer to be able to solve a problem? A. Must be written in proper English. B. Must be clear and concise. C. Must lead to a known solution. D. Must be lacking key data. Completion Complete the following sentences with the correct word(s). 6. The ______ is a process by which a solution can be found. 7. ______ the problem is the first step toward solving it. 8. Computer programmers develop ______ to tell computers how to solve problems. 9. Drawing a diagram or creating a model is a type of ______ for solving a problem. 10. Problem-solving skills can be improved through ______ in solving many different types of problems. Matching Match each term with its correct definition. A. strategy B. model C. restate D. equation E. algorithm 11. A sequence of steps to follow to solve a problem. 12. A list of choices to aid in developing a solution. 13. Put the problem in your own words. 14. A formula a computer needs to solve a problem. 15. An example on a smaller scale. Chapter 2 Solvi Problems olving Problem 39 Copyright Goodheart-Willcox Co., Inc.