Properties - General Questions (2)

If a Student class has an indexed property which is used to store or retrieve values to/from an array of 5 integers, then which of the following are the correct ways to use this indexed property?

1 Student[3] = 34;

2 Student s = new Student();
s[3] = 34;

3 Student s = new Student();
Console.WriteLine(s[3]);

4 Console.WriteLine(Student[3]);

5 Student.this s = new Student.this();
s[3] = 34;

A property can be declared inside a namespace or a procedure.

Which of the following is the correct way to implement a write only property Length in a Sample class?

If Sample class has a Length property with get and set accessors then which of the following statements will work correctly?

1 Sample.Length = 20;

2 Sample m = new Sample();
m.Length = 10;

3 Console.WriteLine(Sample.Length);

4 Sample m = new Sample();
int len;
len = m.Length;

5 Sample m = new Sample();
m.Length = m.Length + 20;

Which of the following statements are correct?

1 The signature of an indexer consists of the number and types of its formal parameters.

2 Indexers are similar to properties except that their accessors take parameters.

3 Accessors of interface indexers use modifiers.

4 The type of an indexer and the type of its parameters must be at least as accessible as the indexer itself.

5 An interface accessor contains a body.

If a class Student has an indexer, then which of the following is the correct way to declare this indexer to make the C#.NET code snippet given below work successfully?

Student s = new Student(); 
s[1, 2] = 35;

A Student class has a property called rollNo and stu is a reference to a Student object and we want the statement stu.RollNo = 28 to fail. Which of the following options will ensure this functionality?

Which of the following statements is correct about properties used in C#.NET?