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Which preprocessor directive are used to mark that contain block of code is to be treated as a single block
A) # define & #undefB) # Region & #EndRegionC) #Line
Frank Neubecker
- Feb 23rd, 2006
actually,#region and #endregion(case sensitive)
samiksc
- Jan 9th, 2006
(B) #Region and #EndRegion indicates a block of code which can be expanded / collapsed.
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How are the attributes specified in C#
A) Enclosed with in [ ]B) Enclosed with in ( )C) Enclosed with in { }
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For performing repeated modification on string which class is preferred
A) StringB) StringBuilderC) Both
Anilkumar Lella
- May 20th, 2011
String builder is mutable and string is immutable.Immutable means whose contents can't be modified.Mutable objects are the objects whose content can be change.so performing repeated modification on string we can use string builder class.
samiksc
- Jan 9th, 2006
Answer B is correct. StringBuilder class is preferred for performing repeated operations on string since its value is mutable. String class represents a text value which is immutable. All operations o...
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In order to use stringbuilder in our class we need to refer
A) System.TextB) System.IOC) System.StringBuilder
Prakhar
- Apr 11th, 2006
We only need to refer System.Text namespace. StringBuilder Class is contained in the System.Text namespace. hence we need to add the following lines in pur code:using System.Text;
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What happens when you create an arraylist as ArrayList Arr=new ArrayList()
A) An arraylist of object Arr is created with the capacity of 16B) An arraylist of object Arr is created with the capacity of 20C) An arraylist of object Arr is created with the capacity of 26Explanation: Default capacity is 16 if size is not specified
Darain
- Mar 19th, 2009
In .Net v1, default initial capacity of ArrayList is 16.In .Net v2, default initial capacity of ArrayList lowered to 4.In .Net v3.5, default initial capacity of ArrayList lowered to 0.Now, when ...
nitin
- Nov 16th, 2006
A is the correct answer!!
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GetEnumerator( ) of Ienumerable interface returns
A) IenumeratorB) IcollectionC) Ienumerable
Khaja
- Sep 23rd, 2006
The foreach loop automatically uses the IEnumerable interface, invoking GetEnumerator( ).The GetEnumerator method is declared to return an IEnumerator of string:public IEnumerator GetEnumerator( )
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How do you add objects to hashtable
A) With Add methodB) With insert MethodC) With = operator
Kal_CSharp
- Jan 16th, 2008
See the example here:Hashtable ht = new Hashtable(); ht.Add(0, "Kals");ht.Add(1, "Kal"); (or)ht[0] = "ABC"; ht[1] = "XYZ";
Ashish
- Feb 5th, 2007
Object in the Hash table can be add with the add method as well as with "=" also.Hashtable h =new Hash Table()h.add(Key,Value)orh(Key)=valueThanks
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Code running under the control of CLR is often referred as
A) Source CodeB) Managed CodeC) Unmanaged CodeExplanation: Source code is compiled to MSIL, which is generally known as managed code
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Platform specific code is obtained when
A) source code is compiled to get MSILB) when MSIL is compiled by CLRC) Both of the aboveExplanation: When CLR compiles the managed it generates the native code which is compatible to platform.
binodgupta
- Jan 27th, 2007
(B) Is correct. MSIL is platform independent code whereas JIT compiled code is platform dependent code.
samiksc
- Jan 10th, 2006
Answer (B) is correct. MSIL code is the intermediate code which is platform independent.When MSIL is compiled actual platform dependent code is generated.
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Default Access Specifer
What is default access specifer of a class in C#? Is it internal or private?class foo{ int Var; }In the above code snippet. What is the default access specifier for the variable Var.
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phanish- Member Since Jul-2010 | Jul 16th, 2010
Default Access Specifier of a class is Internal and Default Access Specifier of Member Variable is Private
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It is not possible for a delegate to wrap more than 1 method
A) True
B) Falsetwborn88888
- Jul 8th, 2011
False; It can be MultiCast delegate.See the example code:http://msdn.microsoft.com/en-us/library/ms173175(v=vs.80).aspx
Anilkumar Lella
- May 20th, 2011
Delegate are used to refer one or more methods.If delegate refers only one method then? it is called singlecast delegate.if delegate refers two or more methods then it is called multicast delegate.
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C# program to count first 50 number divisible by 3
How to write c# program to count first 50 number divisible by 3 or 4.how to write c# program to count first 50 number divisible by 3 and 4.
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What are Indexers?What is the use of it,and when to use Indexers?
baccha
- Jul 20th, 2011
An indexer allows an instance of a class or a struct to be indexed as an array,which is useful for looping or iterating or data binding operations.
nikhilrawat23
- May 29th, 2008
Indexers are one neat feature of C#. They allow us to access a particular class as it is an array. They are similar to the properties in means that they encapsulate method calls into more convenient r...
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AJAX in C#
How to implement AJAX in C#?
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Describe the accessibility modifier protected internal.
It is available to derived classes and classes within the same Assembly (and naturally from the base class it is declared in).
Harsh
- Jul 29th, 2011
Protected Internal Mean its a combination of Protected and Internal access modifier, Protected Internal member can be access from same assembly as well as only derived class l in another assembly.
sahu
- Jan 9th, 2006
Ans:protected internal is available to derived classes and classes within the same Assembly (and naturally from the base class it is declared in). function checkf(form) { var f = document.form1;if (document.form1.cmt.value=='') { alert('Please enter the comment'); return false; }}
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Which of the following is not a member of stringbuilder
A) Append ( )B) Insert( )C) Replace ( )D) Substring( )
Vishnu
- Aug 8th, 2011
D) Substring( ) is not a member of the StringBuilder
Kal_CSharp
- Jan 16th, 2008
Answer: DSubString() is not a method of StringBuilder class.For the rest, here are the details.....System.Text.StringBuilder sb = new System.Text.StringBuilder(); sb.Append("Kals"); &nb...
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What the difference between Process and thread?
Devender Thadkapalli
- Nov 28th, 2011
Thread is a Execution instruction. Threads cannot live without a process
George
- Aug 11th, 2011
Thread are not fully Isolated whereas Process are fully isolated from each other...
Thread share memory with other application while running in the same application whereas process will not share any memory.. -
Which tags are used to include inline documentation in code?
PeterVH
- Aug 19th, 2011
Don't forget Microsoft Sandcastle, which extracts a very nice document to go along with your code.. In theory one can use a huge number of tags, but the sourcefile can become unreadable then. In that ...
wabis
- Mar 25th, 2008
tag.usage :/// /// string usage array class./// public class teststring{public string s; }when we create the object for teststring class or browse through the class explorer through intellisense we can see this documented information.
C# Interview Questions
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