ISRO Recruitment - Visual Basic .NET 1000+ MCQ [Solved] PDF Download

1. While handling keystrokes if e.Handled=True is set then Visual Basic
A. Will handle the key
B. Will not handle the key
C. Will send the key to Garbage collector
D. None of the above
Answer : B

2. To add controls at runtime use
A. Controls.New
B. Controls.AddNew
C. Controls.Add
D. Controls.AddItem
Answer : C

3. The Apply button automatically appears of the Font Dialog Box is opened
A. True
B. False
C.
D.
Answer : B

4. This property of TrackBar is not present
A. TickStyle.Both
B. TickStyle.None
C. TickStyle.TopLeft
D. TickStyle.BottomLeft
Answer : D

5. What cannot be done if the table has no primary key
A. Insert and Update
B. Update and Delete
C. Select and Delete
D. Insert and Select
Answer : B

6. To redimension an array with its previous values intact use ___________ keyword
A. RedimPreserve
B. Preserve
C. Redim
D. Redim Preserve
Answer : D

7. Use a _________ statement to make Visual Basic object the default object for a set of enclosed Visual Basic statements.
A. With
B. Using
C. Import
D. Inherit
Answer : A

8. Only derived class can have shadows keyword
A. True
B. False
C.
D.
Answer : A

9. Dim a() as Integer-{1,2,3,4}is a valid statement
A. True
B. False
C.
D.
Answer : A

10. To uninstall a Windows Service ____________ is use
A. Installutil -I
B. Installutil -e
C. Installutil -u
D. Installutil -d
Answer : C

11. Class cc
public _________ I as string
end class
Button1_Click
cc.I=100
A. Share
B. Shared
C. Global
D. Static
Answer : B

12. If a form call another form and the caller form is closed through code, then both forms are disposed
A. True
B. False
C.
D.
Answer : A

13. In ADODB the _____________ property is used to connect to the table
A. RecordSet
B. DataSource
C. RecordSource
D. Connection
Answer : A

14. If a button click event is to be fired when the user press the 'Esc' key, set the buttons name against forms _________ property
A. DefaultButton
B. AcceptButton
C. DialogResult
D. CancelButton
Answer : D

15. To print use
A. PrintDialog1.Print()
B. PrintDocument1.Print()
C. Printer1.Print()
D. None of the above
Answer : B

16. In TreeView to collapse all the nodes of a selected node ___________ method is used
A. CollapseAll
B. Collapse
C. Any one of the above
D. None of the above
Answer : B

17. The correct sequence of Form Loading is
A. Load
B. Initialize, Load, Activate
C. Initialize, Activate, Load
D. Activate, Initialize Load
Answer : B

18. To vertically arrange all forms in an MDI form use
A. Me.Layout(MdiLayout.TileVertical)
B. Me.MdiLayout(MdiLayout.TileVertical)
C. Me.LayoutMdi(MdiLayout.TileVertical)
D. Nothing is required because default is Vertical
Answer : C

19. If you want to open a file named "a.txt" use
A. System.diagnostics.Start("a.txt")
B. System.Start("a.txt")
C. System.diagnostics.Process.Start("a.txt")
D. System.Process.Start("a.txt")
Answer : C

20. A single OLEDBAdapter can have many DataSets
A. True
B. False
C.
D.
Answer : A

21. In reports ___________ property help to assign user-defined criteria
A. ReportSource
B. SectionFormula
C. Query
D. SelectionFormula
Answer : D

22. On error goto lbl is a
A. Structured error
B. Unstructured error
C.
D.
Answer : B

23. Images can be loaded from
A. Images.FromFile
B. BitMap.FromFile
C. System.FromFile
D. Both a and b
Answer : D

24. /*1. OleDataAdapterq1.update(DataSet1,"emp")
2. OleDataAdapterq1.update(DataSet1,"std")
3. DataSet1.Merge(DataSet1)
4. DataSet1.AcceptChanges()
/* The error is in line
A. 2
B. 4
C. 3
D. No Error
Answer : D

25. When a project is Built it creates a _______ and ________ file under Bin directory
A. .exe, .sln
B. .exe, .dll
C. .dll, .sln
D. .exe, .ocx
Answer : B

26. We need multiple ErrorProviders from multiple controls.
A. True
B. False
C.
D.
Answer : B

27. To call a buttons click event use
A. Button1.Click
B. Button1.PerformClick
C. Button1.Clicked
D. None of the above
Answer : B

28. In TreeView to get the node the mouse is pointing to, use
A. GetNode
B. Node
C. GetNodeAt
D. SelectNode
Answer : C

29. For the same class "Me" and MyBase" are same
A. True
B. False
C.
D.
Answer : A

30. Using ADODB multiple tables can be connected at a time
A. True
B. False
C.
D.
Answer : B

31. InputBox by default returns ________ values
A. Integer
B. Byte
C. Double
D. String
Answer : D

32. FolderBrowserDialog displays
A. File
B. Folder
C. Drives
D. b and c
Answer : D

33. Application.StartupPath actually points to
A. //ProjectName
B. //ProjectName/Bin
C. //ProjectName/Debug
D. //ProjectName/Bin/ProjectName.exe
Answer : B

34. Structured and Unstructured exceptions can't be mixed
A. True
B. False
C.
D.
Answer : B

35. ________ converts to long datatype
A. Clong
B. CLng
C. Lng
D. None of the above
Answer : B

36. A MsgBox can have maximum ___________ button(s)
A. 1
B. 2
C. 3
D. 4
Answer : C

37. A Windows Service if installed cannot be uninstalled
A. True
B. False
C.
D.
Answer : B

38. You create a UserControl having a TextBox and include that in a separate Form. Can you use all the properties of the TextBox in the UserControl from that Form?
A. Yes
B. No
C.
D.
Answer : B

39. To retrieve the default path of the project use
A. Application.Path
B. Application.DefaultPath
C. Application.StartupPath
D. Application.ProjectPath
Answer : C

40. To add items stored in an array to a ListView use
A. List1.Add(name of the array)
B. List1.AddItem(name of the array)
C. List1.Items.Add(name of the array)
D. List1.Items.Addrange(name of the array)
Answer : D

41. A form can not call itself
A. True
B. False
C.
D.
Answer : B

42. In HelpProvider ___________ property is used to mention the help file name
A. HelpFileName
B. FileName
C. HelpNamespace
D. Name
Answer : C

43. A user wants that custom colors are visible when the Color Dialog Box is first Opened. What should he do?
A. Set AllowFullOpen to True
B. Set AnyColor to True
C. Set Open to True
D. Set FullOpen to True
Answer : D

44. /*1. Class C
2. public mustinherit sub abc()
3. msgbox("Base Class")
4. end sub
5. end Class /* The error is in line no.
A. 1
B. 2
C. 3
D. 4
Answer : A

45. Set method is used to
A. Assign a value to an user control
B. Read value from an user control
C. Both of the above
D.
Answer : B

46. dim arr(10) as string,
the max index of the array is
A. 9
B. 10
C. Can be >10 also
D. None of the above
Answer : B

47. Using OLEDB you can connect more than one table
A. True
B. False
C.
D.
Answer : A

48. A form can have only one default button
A. True
B. False
C.
D.
Answer : A

49. If an user-defined class have a user-defined event then, the class object is declared as
A. Dim c as new ClassName
B. Dim withEvents c as new ClassName
C. Dim c as ClassName
D. Dim withEvents c as ClassName
Answer : B

50. VB.NET does not support control arrays
A. True
B. False
C.
D.
Answer : A