If nothing is selected in a combo box, its index value is
-1
0
1
Null
Correct Answer :
A. -1
Related Questions
_________ and _____________ combines to make a KeyPress event
KeyUp, KeyDown
KeyEnter, KeyRelease
KeyDown, KeyRelease
KeyEnter, KeyUp
To uninstall a Windows Service ____________ is use
Installutil -I
Installutil -e
Installutil -u
Installutil -d
Dim a() as Integer-{1,2,3,4}is a valid statement
True
False
A thread can be started only once
True
False
In ListView the item that is currently selected is determined by
SelectedItem
Item
FocussedItem
GetSelected
A DataSet can hold multiple tables even if there are similar fields
True
False
To add controls at runtime use
Controls.New
Controls.AddNew
Controls.Add
Controls.AddItem
DataSet can be used to connect to Crystal Report
True
False
Images can be loaded from
Images.FromFile
BitMap.FromFile
System.FromFile
Both a and b
In OLEDB database can be accessed without using DataSet
True
False
A user wants that custom colors are visible when the Color Dialog Box is first Opened. What should he do?
Set AllowFullOpen to True
Set AnyColor to True
Set Open to True
Set FullOpen to True
The default location of the exe file of your solution is
..../Project folder name
.../Project folder name/Bin
.../Project folder name/Debug
.../Project folder name/Debug/Bin
________ converts to long datatype
Clong
CLng
Lng
None of the above
To display multiple columns in ListView the View property must be set to
SmallIcon
LargeIcon
Details
List
A MsgBox can have maximum ___________ button(s)
1
2
3
4
VB.NET does not support control arrays
True
False
If a Class in inherited, its constructor is inherited automatically and it is fired automatically
True
False
To view Panels of a StatusBar set _________ to true
Panel
Panels
ShowPanel
ShowPanels
Dim S as Integer=10
Text1=S
Msgbox(Text1.Text)
Will return error
Will return 10
Will return 0
Will return Null
This view is not present in VB.NET
Project Explorer
Class View
Resource View
Server Explorer
Only derived class can have shadows keyword
True
False
PasswordChar property of a TextBox can accept " " (space) as the password char
True
False
The Apply button automatically appears of the Font Dialog Box is opened
True
False
We need multiple ErrorProviders from multiple controls.
True
False
Data from DataSet is accessed using34
Binding Obejct
BindContext Object
BindingContext Object
EndCurrentEdit Object
Use a _________ statement to make Visual Basic object the default object for a set of enclosed Visual Basic statements.
With
Using
Import
Inherit
This property of TrackBar is not present
TickStyle.Both
TickStyle.None
TickStyle.TopLeft
TickStyle.BottomLeft
If a button click event is to be fired when the user press the 'Esc' key, set the buttons name against forms _________ property
DefaultButton
AcceptButton
DialogResult
CancelButton
/*1. Class C
2. public mustinherit sub abc()
3. msgbox("Base Class")
4. end sub
5. end Class /* The error is in line no.
1
2
3
4
If you want to open a file named "a.txt" use
System.diagnostics.Start("a.txt")
System.Start("a.txt")
System.diagnostics.Process.Start("a.txt")
System.Process.Start("a.txt")