Chapter 9

Question 1

Abstraction

Answer 1

the process of extracting information that
is essential, while ignoring what is not relevant, for the
provision of a solution.

Question 2

Decomposition

Answer 2

the process of breaking a complex

problem into smaller parts.

Question 3

Pattern recognition

Answer 3

the identification of parts of a

problem that are similar and could use the same solution.

Question 4

Flowchart

Answer 4

a diagrammatic representation of an

algorithm.

Question 5

Algorithm

Answer 5

an ordered set of steps to be followed in

the completion of a task.

Question 6

Stepwise refinement

Answer 6

the practice of subdividing each
part of a larger problem into a series of smaller parts,
and so on, as required.

Question 7

Q: Enter time taken to run marathon in hours, minutes and seconds

Answer 7

OUTPUT "Enter the time you took to run the marathon"
OUTPUT "Enter hours"
INPUT MarathonHours
OUTPUT "Enter minutes"
INPUT MarathonMinutes
OUTPUT "Enter seconds"
INPUT MarathonSeconds