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Welcome to the Delegates and Generics MCQs Page

Dive deep into the fascinating world of Delegates and Generics with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Delegates and Generics, a crucial aspect of C# programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Delegates and Generics, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within C# programming.

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Check out the MCQs below to embark on an enriching journey through Delegates and Generics. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of C# programming.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Delegates and Generics. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Delegates and Generics MCQs | Page 3 of 7

Q21.
For the code snippet given below, which of the following statements are valid?

public class MyContainer<T> where T: IComparabte
{
// Insert code here
}

1. Class MyContainer requires that it's type argument must implement IComparabte interface.
2. Type argument of class MyContainer must be IComparabte.
3. Compiler will report an error for this block of code.
4. This requirement on type argument is called as constraint.


Discuss
Answer: (c).1 and 4 Only
Q22.
For the code snippet given below, which of the following statements are valid?

public class MyContainer<T> where T: class, IComparable
{
//Insert code here
}

1. Class MyContainer requires that it's type argument must implement IComparable interface.
2. Compiler will report an error for this block of code.
3. There are multiple constraints on type argument to MyContainer class.
4. Class MyContainer requires that its type argument must be a reference type and it must implement IComparable interface.


Discuss
Answer: (b).3 and 4 Only
Discuss
Answer: (c).Generics provide type safety without the overhead of multiple implementations.
Q24.
The ‘ref’ keyword can be used with which among the following?
Discuss
Answer: (a).Static function/subroutine
Q25.
To implement delegates, the necessary condition is?
Discuss
Answer: (a).class declaration
Q26.
Suppose a Generic class called as SortObjects is to be made capable of sorting objects of any type(integer, single, byte etc).Then, which of the following programming constructs is able to implement the comparison function?
Discuss
Answer: (c).delegate
Q27.
To generate a simple notification for an object in runtime, the programming construct to be used for implementing this idea?
Discuss
Answer: (c).delegate
Q28.
Choose the incorrect statement among the following about the delegate?
Discuss
Answer: (d).none of the mentioned
Discuss
Answer: (d).all of the mentioned
Discuss
Answer: (c).delegates are type safe wrappers for function pointers
Page 3 of 7

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