1000+ Visual Basic .NET MCQ for RRB NTPC [Solved]

1. Using MyBase you can call base class
A. Constructor
B. Method
C. Variables
D. All of the above
Answer : D

2. The EventLog's ________ method is used to write an entry to a log file
A. WriteLine
B. WriteEntry
C. Add
D. Append
Answer : B

3. 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

4. A function can have multiple return statements
A. True
B. False
C.
D.
Answer : B

5. Function abc() As String
Return 10
End Function
A. Will produce compilation error
B. Will produce runtime error
C. The function will execute normally
D. None of the above
Answer : A

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

7. A DataSet can hold multiple tables even if there are similar fields
A. True
B. False
C.
D.
Answer : A

8. 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

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

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

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

12. 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

13. If a Label control's AutoSize property is set to True, can you resize the control
A. Yes
B. No
C.
D.
Answer : B

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

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

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

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

18. To display multiple columns in ListView the View property must be set to
A. SmallIcon
B. LargeIcon
C. Details
D. List
Answer : C

19. Default event handler of Splitter is
A. Splitter.Click
B. Splitter.Clicked
C. Splitter.Drag
D. None of the above
Answer : D

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

21. 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

22. In Class, Me.Show and MyClass.Show are same (Show is method name)
A. True
B. False
C.
D.
Answer : A

23. Finally is fired only when error occurs
A. True
B. False
C.
D.
Answer : B

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

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

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

27. PasswordChar property of a TextBox can accept " " (space) as the password char
A. True
B. False
C.
D.
Answer : B

28. This view pops up if "Ctrl+F1" is pressed
A. Help
B. Properties Window
C. Dynamic Help
D. Server Explorer
Answer : C

29. If MustOverride is used then ____________ is also a must.
A. Overridable
B. Inherits
C. MustInherit
D. None of the above
Answer : C

30. Data from DataSet is accessed using34
A. Binding Obejct
B. BindContext Object
C. BindingContext Object
D. EndCurrentEdit Object
Answer : C

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

32. To get details about an error use
A. Err.Message
B. Err.Desc
C. Err.Description
D. Err.Number
Answer : C

33. /*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

34. You can assign a Main Menu to any control
A. True
B. False
C.
D.
Answer : B

35. 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

36. To use HelpProvider, the following properties of the form needs to be set
A. HelpButton
B. MaximizeBox
C. MinimizeBox
D. All of the above
Answer : D

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

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

39. If a Form is Inherited from another Form and both Forms have certain codes in their respective Form_Load event, then while running the program
A. Only the first Forms code will be executed
B. Only the second Forms code will be executed
C. Both Forms code will be executed
D. None of the above
Answer : C

40. 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

41. 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

42. A thread can be started only once
A. True
B. False
C.
D.
Answer : A

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

44. 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

45. ScrollBars can be added to
A. Panel
B. GroupBox
C. Both a and b
D. None of the above
Answer : A

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

47. In ListView the item that is currently selected is determined by
A. SelectedItem
B. Item
C. FocussedItem
D. GetSelected
Answer : C

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

49. 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

50. To make a button the default button, this property of the form must be set
A. DefaultButton
B. AcceptButton
C. DialogResult
D. None of the above
Answer : B