Devry COMP 230 Week 5 Quiz

15 Jul Devry COMP 230 Week 5 Quiz

Question 1. Question : (TCO 5) Source code documentation includes _____.

data dictionary

program comments

print chart

syntax diagrams

Question 2. Question : (TCO 5) What name is best suited to a module that calculates overtime pay?

calcO( )

calculate overtime( )

cO( )

calculateOvertime( )

Points Received: 2 of 2

Comments:

Question 3. Question : (TCO 5) If a subroutine or function is useful and well-written, you may want to use it more than once within a program or in other programs. This is known as _____.

reliability

abstraction

scalability

reusability

Question 4. Question : (TCO 5) Programs are easier to understand if you break their logic down into a few major code blocks called _____.

segments

directories

objects

modules

Points Received: 2 of 2

Comments:

Question 5. Question : (TCO 5) Variables declared within a module have what scope?

Local

Global

Local and global

Nonvisibility

Question 6. Question : (TCO 5) In VBScript, variables defined in the main code sequence of a program have _____ scope?

local

global

local and global

nonvisible

Question 7. Question : (TCO 5) Which of the following would most likely be a named constant?

x

taxRate

isFinished

TAX_RATE

Question 8. Question : (TCO 5) In what way do named constants differ from variables?

There is no difference.

The value of a constant does not change.

Constants do not have identifier names.

Constants are not used in modern programming.

Question 9. Question : (TCO 5) When writing named constant identifiers it is a common convention to _____.

use mixed case letters

use only lower case letters

named constants do not have identifier names

use only upper case letters

Question 10. Question : (TCO 5) Which VBScript statements below represent an acceptable definition for the subroutine displayResults( )?

Sub displayResults( )

WScript.StdOut.WriteLine(“RESULTS“)

End Sub

Function displayResults( )

WScript.StdOut.WriteLine(“RESULTS“)

End Function

Subroutine displayResults( )

WScript.StdOut.WriteLine(“RESULTS“)

End Subroutine

Call displayResults( )

WScript.StdOut.WriteLine(“RESULTS“)