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C++ Programming - References

Exercise : References - General Questions
6.
A reference is declared using the _____ symbol.
&&
&
||
!
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
Which of the following statement is correct?
Once a reference variable has been defined to refer to a particular variable it can refer to any other variable.
A reference is indicated by using && operator.
Once a reference variable has been defined to refer to a particular variable it cannot refer to any other variable.
A reference can be declared beforehand and initialized later.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
Which of the following statements is correct?
  1. A reference is not a constant pointer.
  2. A referenced is automatically de-referenced.
Only 1 is correct.
Only 2 is correct.
Both 1 and 2 are correct.
Both 1 and 2 are incorrect.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
Which of the following statements is correct?
  1. An array of references is acceptable.
  2. We can also create a reference to a reference.
Only 1 is correct.
Only 2 is correct.
Both 1 and 2 are correct.
Both 1 and 2 are incorrect.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Which of the following statement is correct?
A referenced has to be de-referenced to access a value.
A referenced does not need to be de-referenced to access a value.
A referenced has to be double de-referenced to access a value.
Whether a reference should be de-referenced or not depends on the type of the reference.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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