Chapter 12 Stepwise Refinement and Structure Charts

Question 1

What does stepwise refinement mean?

Answer 1

Stepwise refinement means breaking down the steps of an outline solution into smaller and smaller steps

Question 2

What does counter mean?

Answer 2

A counter is a variable that is incremented or decremented.

Question 3

What does structured English mean?

Answer 3

The highest level for describing an algorithm.

Question 4

Describe the MOD function?

Answer 4

MOD will return the remainder of a division (Az osztasnak a maradeka, pl. 5/2=2, marad 1)

Question 5

What is a procedure?

Answer 5

A procedure is a sequence of steps that is given an identifier and can be called to perform a sub-task

Question 6

What is a function?

Answer 6

A function is a sequence of steps that is given an identifier and returns a single value

Question 7

What does local variable mean?

Answer 7

A local variable means a variable that is only accessible within the module in which it is declared

Question 8

What does global variable mean?

Answer 8

Global variable means a variable that is accessible from all modules

Question 9

What is a structure chart?

Answer 9

A structure chart is a graphical representation of the modular structure of a solution.

Question 10

What is a parameter?

Answer 10

A value passed between modules.

Question 11

How does a flowchart symbol look like?

Answer 11

A square with double sidelines