General Questions

Question 11 :

Which of the following statements is correct?

Once the variable and the reference are linked they are tied together.
Once the reference of a variable is declared another reference of that variable is not allowed.


A). Only 1 is correct.
B). Only 2 is correct.
C). Both 1 and 2 are correct.
D). Both 1 and 2 are incorrect.
Answer : Option A

Question 12 :

Which of the following statements is correct?

We can return a global variable by reference.
We cannot return a local variable by reference.


A). Only 1 is correct.
B). Only 2 is correct.
C). Both 1 and 2 are correct.
D). Both 1 and 2 are incorrect.
Answer : Option B

Question 13 :

Reference is like a _____.


A). Pointer
B). Structure
C). Macro
D). Enum
Answer : Option A

Question 14 :

Which of the following statement is correct?


A). A reference is a constant pointer.
B). A reference is not a constant pointer.
C). An array of references is acceptable.
D). It is possible to create a reference to a reference.
Answer : Option A

Question 15 :

Which of the following statement is correct?


A). A reference is declared using * operator.
B). Once a reference variable has been defined to refer to a particular variable it can refer to any other variable.
C). A reference must always be initialized within classes.
D). A variable can have multiple references.
Answer : Option D