C# quizz v1

Which of the following methods is an entry point in the C# console program?

• public static void Program()

• public static void Main()

• public static void main()

• None of the above

Which of the followings are value types in C#?

• Int32

• Double

• Devimal

• All of the above

Which of the following is a reference type in C#?

• String

• Long

• Boolean

• None of the above

What is the nullable type in C#?

• It allows assignment of null to reference type.

• It allows assignment of null to value type.

• It allows assignment of null to static class.

• None of the above.

Struct is a ___________.

• Reference type

• Value type.

• Class type.

• String type.

10 > 9 ? "10 is greater than 9" : "9 is greater than 10" is an example of _____________

• Ternary operator

• Conditional operator

• Greater than operator

• Inverse operator

Which of the following dataype can be used with enum?

• int

• string

• boolean

• All of the above.

What is an indexer?

• It allows an instance of a class to be indexed like an array

• It allows enumerator with class

• It creates index for instances of a class.

• None of the above.

String is ______________.

• Mutable

• Immutable

• Static

• Value type

All arrays tart with ________ index.

• 1

• 0

• -1

• 0.0