Answer the following questions

Learning Goal: I’m working on a operating systems multi-part question and need an explanation and answer to help me learn.

1. What is a system? What are the six phases of the systems life cycle?

2. What are the tools used in the analysis phase? What is top-down analysis? How is it used?

3. Describe each type of system conversion. Which is the most commonly used?

4. What is system maintenance? When does it occur?

5. Explain prototyping and RAD? When might they be used by corporation?

6. Search online to find the top 5 programming languages. What are they?

7. Compare and contrast compiled languages versus interpreted languages.

8. What are logic structures? Describe the difference between the three types.

9. Logic is often one of the most difficult concepts for programming students to understand. Trying to see how a computer ‘thinks’ is typically challenging for most people. To illustrate this point, look at the below logic puzzle and answer the below questions:

 

Informal Code to Swap Values

Let A = 5

Let B = 10

Swap the values

Let A = B

Let B = A

Output the values

Output A

10

Output B

10

10. Why do you think both A and B became 10?

11. What is the solution to make the values swap correctly? (you are free to alter this ‘code’ however you wish to make it work correctly)

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