General Questions

Question 6 :

A reference is declared using the _____ symbol.


A). &&
B). &
C). ||
D). !
Answer : Option B

Question 7 :

Which of the following statement is correct?


A). Once a reference variable has been defined to refer to a particular variable it can refer to any other variable.
B). A reference is indicated by using && operator.
C). Once a reference variable has been defined to refer to a particular variable it cannot refer to any other variable.
D). A reference can be declared beforehand and initialized later.
Answer : Option C

Question 8 :

Which of the following statements is correct?

A reference is not a constant pointer.
A referenced is automatically de-referenced.


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 9 :

Which of the following statements is correct?

An array of references is acceptable.
We can also create a reference to a 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 D

Question 10 :

Which of the following statement is correct?


A). A referenced has to be de-referenced to access a value.
B). A referenced does not need to be de-referenced to access a value.
C). A referenced has to be double de-referenced to access a value.
D). Whether a reference should be de-referenced or not depends on the type of the reference.
Answer : Option B