Delegates And Events In C Sharp - Practice Test

(A) Checks if an event handler exists for a given event

(B) Invokes the event handler method

(C) Retrieves the method used to add event handlers

(D) Retrieves the method used to remove event handlers

(C) Retrieves the method used to add event handlers

(A) To begin and end a transaction

(B) To check if a delegate is null before invoking it

(C) To pass parameters to a delegate method without invoking it

(D) To perform asynchronous invocation of delegate methods

(D) To perform asynchronous invocation of delegate methods

(A) class declaration

(B) inheritance

(C) runtime polymorphism

(D) exceptions

(A) class declaration

(A) Stack

(B) Tree

(C) Sorted Array

(D) All of the mentioned

(A) Stack

(A) delegates are of reference types

(B) delegates are object oriented

(C) delegates are type safe

(D) none of the mentioned

(D) none of the mentioned

Delegates And Events In C Sharp - Study Mode