PRG 210 Week 4

Week 4

Individual Assignment: Selection and Repetition Control Structures

Prepare a 23 page paper that addresses the following:

Selection Control Structures

Explain how selection control structures increase the usefulness and power of a computer program. Support your answer with a hypothetical real-world example that uses one of the following selection control structures:

Simple selection

Simple selection with null false branch

Combined selection

Nested selection

Repetition Control Structures

Explain how repetition control structures increase the usefulness and power of a computer program. Support your answer with a hypothetical real-world example that uses one of the following repetition control structures:

Leading decision loop

Trailing decision loop

Counted repetition

Discussion Questions

In the article, "Thoughts on Language Design", Steele (2007) suggests that structured programming techniques may not be necessary or even as helpful today as they were in the past. Discuss the author's reasoning and explain why you agree or disagree with his perspective.

The article, "Failure Analysis" (Nisley, 2006), discusses factors that contributed to the failure of the Mars Climate Orbiter. Discuss one of the Orbiter's software problems and how it could have been avoided.