For the code snippet given below, which of the following statements are valid? p

CuriousTab

CuriousTab

Home Aptitude

Discussion

Home ‣ C# Programming ‣ Generics See What Others Are Saying!

Question
For the code snippet given below, which of the following statements are valid?
```
public class MyContainer<T> where T: class, IComparable
{
    //Insert code here
}
```
1. Class MyContainer requires that it's type argument must implement IComparable interface.
2. Compiler will report an error for this block of code.
3. There are multiple constraints on type argument to MyContainer class.
4. Class MyContainer requires that its type argument must be a reference type and it must implement IComparable interface.
Options
A. 1 and 2 Only
B. 3 and 4 Only
C. 2 and 3 Only
D. All of the above
E. None of the above

Correct Answer

3 and 4 Only

More questions

2. Which of the following are the correct ways to declare a delegate for calling the function func() defined in the sample class given below?
```
class Sample
{
    public int func(int i, Single j)
    {
        /* Add code here. */
    }
}
```
Options
A. delegate d(int i, Single j);
B. delegate void d(int, Single);
C. delegate int d(int i, Single j);
D. delegate void (int i, Single j);
E. delegate int sample.func(int i, Single j);

3. Which of the following statements is correct about properties used in C#.NET?
Options
A. Every property must have a set accessor and a get accessor.
B. Properties cannot be overloaded.
C. Properties of a class are actually methods that work like data members.
D. A property has to be either read only or a write only.

4. Which of the following assemblies can be stored in Global Assembly Cache?
Options
A. Private Assemblies
B. Friend Assemblies
C. Shared Assemblies
D. Public Assemblies
E. Protected Assemblies

5. Which of the following statements are correct?
1. A struct can contain properties.
2. A struct can contain constructors.
3. A struct can contain protected data members.
4. A struct cannot contain methods.
5. A struct cannot contain constants.
Options
A. 1, 2
B. 3, 4
C. 1, 2, 4
D. 3, 5

7. Which of the following statements are correct about inspecting an attribute in C#.NET?
1. An attribute can be inspected at link-time.
2. An attribute can be inspected at compile-time.
3. An attribute can be inspected at run-time.
4. An attribute can be inspected at design-time.
Options
A. 1, 2
B. 3, 4
C. 1, 3, 4
D. All of the above
E. None of the above

Comments

More in C# Programming: