InterviewSolution
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InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
Differentiate between realloc() and free(). |
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| 52. |
How does code-bloating occur in C++? |
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| 53. |
How would you find out if a linked-list is a cycle or not? |
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| 54. |
Explain Stack unwinding. |
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| 55. |
What are the different types of STL containers? |
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| 56. |
Explain STL. |
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| 57. |
You want to link a C++ program to C functions. How would you do it? |
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| 58. |
In a function declaration, what does extern mean? |
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| 59. |
Do you think the following code is fine? If not, what is the problem? |
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| 60. |
Differentiate between an external iterator and an internal iterator? What is the advantage of an external iterator. |
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| 61. |
What are Stacks? Give an example where they are useful. |
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| 62. |
You run a shell on UNIX system. How would you tell which shell are you running? |
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| 63. |
What is a pdb file? |
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| 64. |
How would you differentiate between a pre and post increment operators while overloading? |
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| 65. |
What is the type of “this” pointer? When does it get created? |
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| 66. |
When does a class need a virtual destructor? |
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| 67. |
In what situations do you have to use initialization list rather than assignment in constructors? |
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| 68. |
Explain dangling pointer. |
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| 69. |
Explain storage qualifiers in C++. |
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| 70. |
Name the implicit member functions of a class. |
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| 71. |
When do you call copy constructors? |
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| 72. |
Explain Copy Constructor. |
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| 73. |
Explain public, protected, private in C++? |
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| 74. |
Differentiate between late binding and early binding. What are the advantages of early binding? |
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| 75. |
Explain class invariant. |
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| 76. |
Explain explicit container. |
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| 77. |
What is namespace? |
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| 78. |
Explain container class. |
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| 79. |
Differentiate between class and structure. |
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| 80. |
What is the use of default constructor? |
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| 81. |
What are the advantages of using friend classes? |
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| 82. |
Explain One-Definition Rule (ODR). |
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| 83. |
Are there any special rules about inlining? |
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| 84. |
Where are setjmp and longjmp used in C++? |
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| 85. |
When should a function throw an exception? |
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| 86. |
How should runtime errors be handled in C++? |
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| 87. |
Does improper inheritance have a potential to wreck a project? |
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| 88. |
Explain the benefits of proper inheritance. |
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| 89. |
What things would you remember while making an interface? |
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| 90. |
What is the real purpose of class – to export data? |
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| 91. |
Explain abstraction. |
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