This Visual Basic Online Test assesses knowledge of VB. NET, focusing on object instantiation, inheritance, interface implementation, and method shadowing. Ideal for learners aiming to enhance their programming skills in Visual Basic.
It makes a method Overridable
It makes a method not inheritable
It replaces all the implementation from high in the inheritance chain
None
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Implements
Uses
Imports
Overrides
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Using NEW keyword
Using CREATEOBJECT keyword
Using GETOBJECT keyword
Both A & B
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.vb
XML
Resource
Aspx
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ISNull( )
IsEmpty( )
IsDdNull( )
None
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CLR
.NET Context Manager
CTS
None
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By Object
By Val
By Ref
None
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Option Strict On
Option Strict=1
Options Strict True
Option Strict off
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When Clause
Exit Try statement
Both A & B
None
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MsgboxStyle Enumeration
MsgboxResult Enumeration
CompareMethod Enumeration
None
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ExecuteNonQuery & ExecuteScalar
ExecuteQuery & ExecuteScalar
ExecuteParameter
None
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Vbcompiler.exe
Vb.exe
Vbc.exe
None
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Dim O as object=I ( as i an integer)
Dim I as integer=O
Both
None
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3
5
32
Unlimited
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Process
Application
Exe
Execute
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+
&
Both A & B
None
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User.IsInRole(“Administrators”)
User.Role(“Administrators”)
UserRole(“Administrators”)
None
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System.IO
System.FileObjects
System.FileSystem
None
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TRUE
FALSE
Nothing
Null
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Delete
Remove
Collapse
None of the above
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Save
Save As
Modify
Update
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Open
Extract
Get
Select
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Model db
Master db
Resource db
Msdb db
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Primary key
Foreign key
Composite key
Candidate key
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User Defined Integrity
Domain Integrity
Referential Integrity
Entity Integrity
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+
<
And
Between and not between
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Stored procedures allow a lot more flexibility offering capabilities such as conditional logic
Stored procedures are stored within the DBMS, bandwidth and execution time are reduced
Client developers are abstracted from complex designs
All of the above
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Like
Set
Join
Commit
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680
680.9
689.9
690
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!
@
#
$
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8030 bytes
7080 bytes
8060 bytes
8000 bytes
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Select count(*) from emp group by empno having count(*) >2;
Select empno, count(*) from emp having count(*) >2;
Select empno, count(*) from emp where count(*) >2;
Select empno, count(*) from emp group by empno having count(*) >2;
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Join
View
Correlated subquery
None of the above
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128
256
512
1024
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Union
Union All
Both are of equal efficiency
Can't be determined
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Structured Query Language
Simple Query Language
Small Query Language
None
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AVG
COUNT_BIG
STDEV
COUNT
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Full outer join
Inner join
Left outer join
Both A & C
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To reset the identity
To execute the Quesry faster
To Delete the Identity
Both A & C
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Messagebox prompts i value 50 times
Messagebox prompts i value 15 times
Messagebox prompts i value 10 times
None
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Current date
Current month
Error
None
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Cmb.Items "name"
Cmb.Items.Add ("name")
Cmb.Add ("name")
None
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Size
Windowstate
Startposition
Padding
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True
False
Not possible
None
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Now()
Format(Now(),"DD-MM-YYYY")
Select * from getdate
Select getdate()
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123 KISHORE 37:02.4 Officer Computers
123 KISHORE 37:02.4 Officer Computers
123 KISHORE 9/19/2010 Officer Computers
None of these
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Insert into employee "123","MURTHY","12/12/1980","Engineer","Data Center"
Insert into employee Employee No="123",Employee Name="MURTHY",Emp Date of Birth="12/12/1980",Designation="Engineer",Department="Data Center"
Insert into employee " & val(textbox1) & ", '" & trim(textbox2) & "','" & textbox3 & "','" & trim(textbox4) & "','" & trim(textbox5) & "'
Insert into employee '" & trim(textbox1) & "', '" & val(textbox2) & "','" & val(textbox3) & "','" & val(textbox4) & "','" & val(textbox5) & "'
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Textbox1.text + textbox2.text
Textbox1.text & textbox2.text
Val(textbox1.text) + val(textbox2.text)
A & b
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