Properties Questions

• Which of the following is the correct way to implement a read only property Length in a Sample class?
• Which of the following is the correct way to implement a write only property Length in a Sample class?
• 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? Student[3] = 34; Student s = new Student(); s[3] = 34; Student s = new Student(); Console.WriteLine(s[3]); Console.WriteLine(Student[3]); Student.this s = new Student.this(); s[3] = 34;
• If Sample class has a Length property with set accessor then which of the following statements will work correctly?
• 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;
• An Account class has a property called accountNo and acc is a reference to a bank object and we want the C#.NET code snippet given below to work. Which of the following options will ensure this functionality? acc.accountNo = 10; Console.WriteLine(acc.accountNo);
• Which of the folowing does an indexer allow to index in the same way as an array? A class A property A struct A function An interface
• 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 are correct? The signature of an indexer consists of the number and types of its formal parameters. Indexers are similar to properties except that their accessors take parameters. Accessors of interface indexers use modifiers. The type of an indexer and the type of its parameters must be at least as accessible as the indexer itself. An interface accessor contains a body.
• Which of the following statements is correct about properties used in C#.NET?
• If Sample class has a Length property with get accessor then which of the following statements will work correctly?
• An Employee class has a property called age and emp is reference to a Employee object and we want the statement Console.WriteLine(emp.age) to fail. Which of the following options will ensure this functionality?
• If Sample class has a Length property with get and set accessors then which of the following statements will work correctly? Sample.Length = 20; Sample m = new Sample(); m.Length = 10; Console.WriteLine(Sample.Length); Sample m = new Sample(); int len; len = m.Length; Sample m = new Sample(); m.Length = m.Length + 20;
• A property can be declared inside a class, struct, Interface.
• Which of the following statements is correct about properties used in C#.NET?
• A property can be declared inside a namespace or a procedure.
• Suppose a Student class has an indexed property. This property is used to set or retrieve values to/from an array of 5 integers called scores[]. We want the property to report "Invalid Index" message if the user attempts to exceed the bounds of the array. Which of the following is the correct way to implement this property?