Quick Answer: Is The Necessary Condition For Implementing Delegates?

Which statements are false regarding delegates?

Which of the following statements is incorrect about delegate.

Delegates are reference types.

Delegates are object oriented.

Delegates are type-safe….Remoting.Serialization.File Input/Output.Multithreading.Event handling..

Are delegates type-safe?

A delegate is a type-safe function pointer that can reference a method that has the same signature as that of the delegate. You can take advantage of delegates in C# to implement events and call-back methods. A multicast delegate is one that can point to one or more methods that have identical signatures.

What is the job of a delegate?

A delegate is a person selected to represent a group of people in some political assembly of the United States. There are various types of delegates elected to different political bodies.

What is meant by delegates?

: a person who is chosen or elected to vote or act for others. delegate. verb. English Language Learners Definition of delegate (Entry 2 of 2) : to give (control, responsibility, authority, etc.) to someone : to trust someone with (a job, duty, etc.)

Which of the following statements is correct about managed code?

Which of the following statements is correct about Managed Code?1)Managed code is the code where resources are Garbage Collecte2)Managed code is the code that is compiled by the JIT compilers.3)Managed code is the code that is written to target the services of the CLR.2 more rows

Which of the following is incorrect about constructors?

Which of the following is incorrect about constructors? Defining of constructors can be implicit or explicit. The calling of constructors is explicit. Implicit constructors can be parameterized or parameterless.

Which among is used for storage of unmanaged memory aspects?

Which among the following is used for storage of unmanaged memory aspects? Explanation: A byte stream that uses unmanaged memory for storage.

Which is the incorrect statement about delegate?

Discussion ForumQue.Which of the following is an incorrect statement about delegate?b.delegates could be sharedc.delegates are type safe wrappers for function pointersd.delegate is a value typeAnswer:delegates are type safe wrappers for function pointers1 more row

Why do we need multicast delegates?

A Multicast Delegate is a delegate that holds the references of more than one function. When we invoke the multicast delegate, then all the functions which are referenced by the delegate are going to be invoked. If you want to call multiple methods using a delegate then all the method signature should be the same.

Which one of the following is the most appropriate syntax of declaring a delegate?

A delegate can be declared using the delegate keyword followed by a function signature, as shown below. The following declares a delegate named MyDelegate . public delegate void MyDelegate(string msg);

Which of these keywords is not a part of exception handling?

Explanation:None. 6. Which of these keywords is not a part of exception handling? Explanation: Exception handling is managed via 5 keywords – try, catch, throws, throw and finally.

Which of the following is not a file opening mode?

4. Which of the following is not used as a file opening mode? Explanation: ios::trunc is used to truncate a file if it exists. It is not a file opening mode.

What is necessary condition to implement delegates?

To implement delegates, the necessary condition is?Class Declaration.Inheritance.Runtime Polymorphism.Dynamic Trigger.All Above.Oct 7, 2016

Which statement is true for delegates?

Which of the following statements are correct about delegates? Delegates cannot be used to call a static method of a class. Delegates cannot be used to call procedures that receive variable number of arguments. If signatures of two methods are same they can be called through the same delegate object.

Can delegates be chained together?

Delegates can be chained together; for example, multiple methods can be called on a single event. Methods don’t have to match the delegate type exactly.

How would you write a delegate named ResultCallback with an?

Q44. How would you write a delegate named ResultCallback with an int parameter named responseCodepublic delegate ResultCallback(int responseCode)public delegate void ResultCallback<(int) responseCode>;public void delegate ResultCallback;public delegate void ResultCallback(int responseCode);

Which among the following differentiates a delegate in c# net?

Discussion ForumQue.Which among the following differentiates a delegate in C#.NET from a conventional function pointer in other languages?b.delegates allows static as well as instance methods to be invokedc.delegates are type safe and secured.none of the mentionedAnswer:none of the mentioned1 more row

Are based on delegates and are multicast delegates?

It is possible for certain Delegate to hold and invoke multiple methods such Delegates are called Multicast Delegates. Multicast Delegates are also known as Combinable Delegates, which must satisfy the conditions like the return type of the Delegate must be void.

Which is the correct statement to find if content of two strings are equal?

7. Correct way to find if contents of two strings are equal? Explanation: “==” operator used to compare length of two strings and strcmp() is the inbuilt method derived from string class.

What are C# delegates?

C# delegates are similar to pointers to functions, in C or C++. A delegate is a reference type variable that holds the reference to a method. The reference can be changed at runtime. Delegates are especially used for implementing events and the call-back methods. All delegates are implicitly derived from the System.

Which among the following is the correct statement about delegate declaration delegate void Del int i?

Discussion ForumQue.Which among the following is the correct statement about delegate declaration ? delegate void del(int i);b.the del class is derived from the MulticastDelegate classc.the del class will contain a one argument constructor and an invoke() methodd.all of the mentionedAnswer:all of the mentioned1 more row

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