The WSH (Windows Scripting Host) is a programming environment that allows you to write and execute scripts that run on the Windows and Linux operating systems?

1. The WSH (Windows Scripting Host) is a programming environment that allows you to write and execute scripts that run on the Windows and Linux operating systems?
   1. True
   2. False

 

2. The WSH Architecture is made up of a number of different components which include script engines, script execution hosts, and the WSH core object model?
   1. True
   2. False

 

3. An IDE (Integrated Development Environment) is an application development program that gives programmers the tools required to create applications. An IDE provides tools such as a(n) ____________________ , which translates application code into a finished executable program.
4. Debugger
5. Compiler
6. Editor
7. VBScript

 

4. Will this code run without an error? Yes    No       If No then circle the error.

 

Reply = InputBox(“Knock Knock!”)

If Reply = “Who’s there?” then

Msgbox “Correct Answer”

Else

Msgbox “Wrong Answer”

End If

 

5. VBScript assigns all variables to the variant datatype. The way VBScript determines if something is a string or a number is using double quotation marks. What is the value of A, B and C:

A = “100”

B = A & “10*10”

C = B & “1000/10”

 

A:

B:

C:

 

6. The WScript object lies at the top, or root, of the WSH core object model. All other WSH Core Object Model objects are created from or instantiated from, this object.
   1. True
   2. False

 

7. Match up the methods below with their definition.

1.       _____  CreateObject()	A.      Displays text message in the Windows Console or as a pop-up dialog depending on which execution host runs the script
2.       _____ DisconnectObject()	B.      Terminates a script’s execution
3.       _____ Echo()	C.      Establishes an instance of the specified object
4.       _____ Quit()	D.      Pauses the execution of a script for a specified number of seconds
5.       _____ SendKeys()	E.       Emulates keystrokes and sends typed data to a specified window
6.       _____ Sleep()	F.       Prevents a script from accessing a previously instantiated object

 

 

8. Match up the functions below with their definition.

1.       _____ Array	A.      Creates an automation object and returns a reference to it.
2.       _____ CDate	B.      Returns a randomly generated number
3.       _____ CreateObject	C.      Returns an Uppercase string
4.       _____ LBound	D.      Converts an expression to a variant subtype of Date and returns the result
5.       _____ Rnd	E.       Returns the smallest possible subscript for the specified array dimension
6.       _____ Ucase	F.       Returns an array based on the supplied argument list

 

 

9. VBScript Syntax Rules –  By default, all VBScript statements must fit on one line.
   1. True
   2. False
10. You can spread a single statement out over multiple lines by ending each line with the continuation character & _
    1. True
    2. False
11. More than one VBScript statement can be placed on a single line by ending each statement with the “:” colon character.
    1. True
    2. False
12. By default, VBScript is not case-sensitive.
    1. True
    2. False
13. You can enforce case-sensitivity to your code by adding the Option Explicit statement to the beginning of the script.
    1. True
    2. False
14. By default, an error will halt the execution of any VBScript.
    1. True
    2. False
15. You can prevent an error from terminating a VBScript’s execution by adding the On Error Resume Next Statement.
    1. True
    2. False
16. One sign of an experienced programmer is the amount of and usefulness of comments added to their scripts.
    1. True
    2. False
17. The _____________________________ contains statements that globally affect the scripts, including Option Explicit and On Error, as well as the declaration of any variables, constants, arrays, and objects used by the script.
    1. Main Processing Section
    2. Initialization Section
    3. Procedure Section
    4. Documentation Section

 

18. Set FsoObject = WScript.CreateObject(“Scripting.FileSystemObject”)

This line of code will _______________________________________________.

1. Use the FileSystemObject Free Space property
2. Use the VBScript FormatNumber Function
3. Display the amount of free space on the C: drive
4. Instantiate the VBScript FileSystemObject

 

19. What is the value of X _________

X = 1
For Counter = 0 to 3
X = X + 2
Next
WScript.Echo X

20. Data is information that a computer program collects, modifies, stores, and retrieves during execution.
21. True
22. False
23. A _____________ is a VBScript construct that contains information that does not change during the execution of a script.
24. Variable
25. Variant
26. Method
27. Constant
28. ________ Defines a VBScript variable or Array
29. Const
30. ReDim
31. Dim
32. String
33. A ___________________ is a collection of script statements that are processed as a unit and create reusable units of code.
34. Property
35. Procedure
36. Dictionary
37. Array
38. What is the value for X: ____________

X = Weekday(Date)
WScript.Echo WeekdayName(X)

 

25. The & _ character is a VBScript string _______________ operator.
26. Diagnosis
27. Concatenation
28. Script
29. Initialization
30. The VBScript string Constant _____________ executes a carriage return and a line feed
31. vbLF
32. vbCrLf
33. vbTab
34. vbFormFeed

 

27. A variant is a type of variable that can contain any number of different types of data. Which answer below is not a variant data type.
28. String
29. Integer
30. Double
31. Square Root

 

 

 

28. Dim intCounter, strMessage

Dim x(2)

x(0) = “Joe”:  x(1) = “Windows”:  x(2) = “Soda”

intSize = UBound(x)

For intCounter  = 1 to  intSize

strMessage = strMessage & x(intCounter) &  “, “

Next

MsgBox strMessage

 

What is the value of the variable strMessage ?

1. Windows, System
2. Unix, Java
3. Joe, Windows, Soda
4. Windows, Soda
5. None of the above
6. ReDim astrMyName(9) – This ReDim statement has set up the array to store up to 10 elements.
7. True
8. False
9. The use of the Preserve key word on the ReDim statement will prevent the array from losing any data stored in it before increasing the array size. (EX. ReDim Preserve astrMyName)
10. True
11. False
12. When your script is done working with the data stored in an array, you can erase or delete it, thus freeing up a small portion of the computer’s memory. Erase astrMyName
13. True
14. False
15. In addition to variables and arrays, VBScript also lets you store and manage data using Dictionary objects. With dictionaries, data is stored in an associative array and retrieved using key/value pairs.
16. True
17. False
18. SumA=30: SumB = 15

Wscript.echo “SumA:  “ & TypeName(SumA)

Wscript.echo “SumB: “ & TypeName(SumB)

 

What is the Value of SumA: _______________________

What is the Value of SumB: _______________________

 

Hint: TypeName() is a function that returns the Data Type

 

 

 

34. An argument is a piece of data passed to the script at the beginning of its execution.
35. True
36. False
37. Analyze this script below. Look at the comment’s in steps 1,2,3. Now describe what will this script return. What is the value of WScript.Echo i

‘ 1. initialize array

Dim myArray(3)

 

‘2. set array values

For i = 0 to 3

myArray(i) = “myArrayValue = ” & i

Next

 

‘3. display array values

For Each i IN myArray

WScript.Echo i

Next

 

 

36. Set objArgs = WScript.Arguments

If objArgs.Count <> 3 then

WScript.Echo “error: invalid number of arguments”

Wscript.Quit

End If

 

Question: If I save this script as myArg.vbs then run:

C:\> CScript.exe Arg.vbs tom peter bill

Will the script Echo and error?

1. Yes
2. No

 

 

 

 

 

 

 

 

37. Write a script:
38. load an array with 5 elements.
39. use the For Each intCounter In astrArray …. Next  Loop  to store array elements in a variable strMessage
40. Display the array with WScript.Echo strMessage

Option Explicit

Dim intCounter, strMessage

strMessage = “The array contains the following elements: “ & vbCrLf & vbCrLf

Dim astrArray(4)

For Each intCounter in astrArray

strMessage = strMessage & astrArray(intCounter) & vbCrLf

Next

Msgbox strMessage

38.   Write in comments to each line of Code.     ‘ File: sortThreeNums.vbs

‘ Sort three Numbers

 

Option Explicit

 

dim num1, num2, num3           ‘ used for input

dim largeNum                   ‘ variable for largest number

dim middleNum                  ‘ variable for second largest number

dim smallNum                   ‘ variable for smallest number

dim temp

 

num1 = InputBox(“Please enter the first number”)

num2 = InputBox(“Please enter the second number”)

num3 = InputBox(“Please enter the third number”)

 

‘ check to make sure all input are “numeric” – integer/float/double

if IsNumeric(num1) and IsNumeric(num2) and IsNumeric(num3) then

MsgBox “You have entered: ” & num1 & ” ” & num2 & ” ” _

& num3, vbOKOnly, “Entered Values”

 

largeNum = CDbl(num1)

middleNum = CDbl(num2)

smallNum = CDbl(num3)

 

if largeNum < middleNum then

temp = largeNum

largeNum = middleNum

middleNum = temp

end if

 

if largeNum < smallNum then

temp = largeNum

largeNum = smallNum

smallNum = temp

end if

 

if middleNum < smallNum then

temp = middleNum

middleNum = smallNum

smallNum = temp

end if

 

MsgBox “The numbers sorted: ” & smallNum & ”  ” & middleNum & ”  ” _

& largeNum, vbOKOnly, “Sorted Numbers”

else

MsgBox “You must enter three numbers! Try Again”, vbOKOnly, _

“Invalid Input”

end if

 

 

 

39. Write code that will load an array using a “Do” or “For” Then display with:

msgbox Join(myArray, “-“)

 

Dim MyArray()

Redim MyArray(10)

For I = 1 To 10

Load Array Here

Next

Display with msgbox and Join