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Which of the following statements are correct about the Collection Classes available in Framework Class Library?

Posted By :volvo     Posted Date :December 02, 2013    Points :40   Category :Aptitude 
A.Elements of a collection cannot be transmitted over a network.
B.Elements stored in a collection can be retrieved but cannot be modified.
C.It is not easy to adopt the existing Collection classes for newtype of objects.
D.Elements stored in a collection can be modified only if allelements are of similar types.
E.They use efficient algorithms to manage the collection, thereby improving the performance of the program.

Answer: Option E

You can also find related Interview Question to Which of the following statements are correct about the Collection Classes available in Framework Class Library?  below: 

Consider the following two classes:

public class Example1
{
public static int num;
static
{
num=5;
}
}


public class Example2
{
public static void main(String[] args)
{
System.out.println(Example1.num);
}
}

Select the correct option regarding the preceding classes.?

  
1, The Example2 class will execute without any output.
2, The Example2 class will execute with the following output:5

3, The Example2 class will not compile as it does not calls the constructor of the Example 1 class.
4, The Example2 class will not execute as it does not calls the constructor of the Example 1 class.

Answer : 2 (More...)

what is mean by .NET Framework Class Library?

  
contains thousands of classes organized logically through a namespaces. You can add these classes in your web or Windows application where needed to reduce developing time (More...)

What are the collection classes?

  
Queue, Stack, BitArray, HashTable, LinkedList, ArrayList, Name ValueCollection, Array, SortedList, HybridDictionary, ListDictionary, StringCollection, StringDictionary (More...)

What are the collection classes?

  
The .NET Framework provides specialized classes for data storage
and retrieval.
These classes provide support for stacks, queues, lists, and hash tables. (More...)

If any .NET language has access to everything in the Base Class Library, why is there so much talk about C#?

  
Although in theory all .NET languages have equal access to the BCL, in reality it was left up to the language teams to determine what level of support they wanted to offer, at least beyond the minimums needed for basic compliance. In our opinion, C#, because it was developed as a new language specifically for the .NET platform, has the best support for .NET applications. (More...)

Which class is the base class of all the exception classes?

  
System.Exception class is the base class of all the exception classes in .NET. (More...)

Consider the following code:

public class Example extends Thread
{
public void run()
{
System.out.println ("Hello");
}

public static void main (String args[])
{
new Example();
}
}

Select the correct option regarding the preceding code ?

  
1, The code will not compile.
2, The code will compile but will not execute.
3, The code will compile, execute, and display Hello as the output.
4, The code will compile, execute, but will not display anything.

Answer : 4 (More...)

How will you maintain a Session values in Class Library?

  
Using HttpContext class

HttpContext.Current.Session["Value"] (More...)

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