Explore topic-wise MCQs in Attributes .

This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Attributes knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following can implement an interface? 1.Data 2.Class 3.Enum 4.Structure 5.Namespace

A. 2, 4
B. 1, 3
C. 4 only
D. 3, 5
Answer» B. 1, 3
Discussion
2.

Which of the following statements are correct about an interface in C#.NET? 1.A class can implement multiple interfaces. 2.Structures cannot inherit a class but can implement an interface. 3.In C#.NET, : is used to signify that a class m

A. 2, 4
B. 1, 2, 3
C. None of the above
D. 3, 5
Answer» C. None of the above
Discussion
3.

Which of the following is the correct way to implement the interface given below?

A. class Employee : IPerson { private String str; public String FirstName { get { return str; } set { str = value ; } } }
B. class Employee { private String str; public String IPerson.FirstName { get { return str; } set { str = value ; } } }
C. class Employee : implements IPerson { private String str; public String FirstName { get { return str; } set { str = value ; } } }
D. None of the above
Answer» B. class Employee { private String str; public String IPerson.FirstName { get { return str; } set { str = value ; } } }
Discussion
4.

Which of the following can implement an interface?

A. 1, 3
B. 2, 4
C. 3, 5
D. 4 only
Answer» C. 3, 5
Discussion
5.

Which of the following statements are correct about an interface used in C#.NET?

A. 1, 2
B. 1, 4, 5
C. 3, 4
D. 3 only
Answer» C. 3, 4
Discussion
6.

Which of the following is the correct implementation of the interface given below?

A. class MyClass { double MyFun(Single i) as IMyInterface.MyFun { // Some code } }
B. class MyClass { MyFun (Single i) As Double { // Some code } }
C. class MyClass: implements IMyInterface { double fun(Single si) implements IMyInterface.MyFun() { //Some code } }
D. class MyClass: IMyInterface { double IMyInterface.MyFun(Single i) { // Some code } }
Answer» E.
Discussion
7.

Which of the following statements are correct about an interface in C#.NET?

A. 1, 2, 3
B. 2, 4
C. 3, 5
D. None of the above.
Answer» B. 2, 4
Discussion
8.

Which of the following can be declared in an interface?

A. 1, 3
B. 1, 2, 4
C. 3, 5
D. 4, 5
Answer» C. 3, 5
Discussion