| 61. | Identify the operator that is NOT used with pointers |
| a. | -> |
| b. | & |
| c. | * |
| d. | >> |
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Answer: (d).>>
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| 62. | Consider the following statements char *ptr; ptr = “hello”; cout << *ptr; What will be printed? |
| a. | first letter |
| b. | entire string |
| c. | it is a syntax error |
| d. | last letter |
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Answer: (a).first letter
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| 63. | In which case is it mandatory to provide a destructor in a class? |
| a. | Almost in every class |
| b. | Class for which two or more than two objects will be created |
| c. | Class for which copy constructor is defined |
| d. | Class whose objects will be created dynamically |
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Answer: (d).Class whose objects will be created dynamically
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| 64. | The members of a class, by default, are |
| a. | public |
| b. | protected |
| c. | private |
| d. | mandatory to specify |
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Answer: (c).private
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| 65. | Given a class named Book, which of the following is not a valid constructor? |
| a. | Book ( ) { } |
| b. | Book ( Book b) { } |
| c. | Book ( Book &b) { } |
| d. | Book (char* author, char* title) { } |
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Answer: (b).Book ( Book b) { }
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| 66. | Which of the statements is true in a protected derivation of a derived class from a base class? |
| a. | Private members of the base class become protected members of the derived class |
| b. | Protected members of the base class become public members of the derived class |
| c. | Public members of the base class become protected members of the derived class |
| d. | Protected derivation does not affect private and protected members of the derived class |
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Answer: (c).Public members of the base class become protected members of the derived class
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| 67. | Which of the following statements is NOT valid about operator overloading? |
| a. | Only existing operators can be overloaded |
| b. | Overloaded operator must have at least one operand of its class type |
| c. | The overloaded operators follow the syntax rules of the original operator |
| d. | none of the above |
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Answer: (d).none of the above
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| 68. | Exception handling is targeted at |
| a. | Run-time error |
| b. | Compile time error |
| c. | Logical error |
| d. | All of the above |
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Answer: (a).Run-time error
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| 69. | A pointer to the base class can hold address of |
| a. | only base class object |
| b. | only derived class object |
| c. | base class object as well as derived class object |
| d. | None of the above |
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Answer: (c). base class object as well as derived class object
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| 70. | Function templates can accept |
| a. | any type of parameters |
| b. | only one parameter |
| c. | only parameters of the basic type |
| d. | only parameters of the derived type |
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Answer: (c).only parameters of the basic type
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