gs gs108 Delegates, Generics and LINQ - Fundamental of Delegates - Quiz No.1
gs gs108 CSharp Quiz
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Question 1: The ‘ref’ keyword can be used with which among the following?
Static function/subroutine
Static data
Instance function/subroutine
All of the mentioned
Question 2: To implement delegates, the necessary condition is?
class declaration
inheritance
runtime polymorphism
exceptions
Question 4: To generate a simple notification for an object in runtime, the programming construct to be used for implementing this idea?
namespace
interface
delegate
attribute
Question 5: Choose the incorrect statement among the following about the delegate?
delegates are of reference types
delegates are object oriented
delegates are type safe
none of the mentioned
Question 6: Which among the following is the correct statement about delegate declaration?
delegate void del(int i);
on declaring the delegate, a class called del is created
the del class is derived from the MulticastDelegate class
the del class will contain a one argument constructor and an invoke() method
all of the mentioned
Question 7: Which of the following is an incorrect statement about delegate?
a single delegate can invoke more than one method
delegates could be shared
delegates are type safe wrappers for function pointers
delegate is a value type
Question 8: Which among the following differentiates a delegate in C#.NET from a conventional function pointer in other languages?
delegates in C#.NET represent a new type in the Common Type System
delegates allows static as well as instance methods to be invoked
delegates are type safe and secure
none of the mentioned
Question 9: Choose the incorrect statement about delegates?
delegates are not type safe
delegates can be used to implement callback notification
delegate is a user defined type
delegates permits execution of a method in an asynchronous manner
Question 10: Which of the following statements is correct about a delegate?
inheritance is a prerequisite for using delegates
delegates are not type safe
delegates provides wrappers for function pointers
none of the mentioned
