111. What is the use of the allocator interface in the user-defined container?

1. 1. File management

   
   
   

   2. Storage management

   
   
   

   3. Memory management

   
   
   

   4. Storage & Memory management

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   Storage management

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112. How many iterators are needed for the defining a new container?

1. 1. 4

   
   
   

   2. 3

   
   
   

   3. 2

   
   
   

   4. 1

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   There are three main iterators needed for designing a container. They are const iterator, Reverse iterator and Iterator traits.

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113. What are the design requirements for building a container from the scratch?

1. 1. Allocator interface requirements

   
   
   

   2. Iterator requirements

   
   
   

   3. Container interface requirements

   
   
   

   4. All of above

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   These are the design specific requirements for building a container from the scratch.

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114. What is mandatory for designing a new container?

1. 1. Iterators

   
   
   

   2. Container

   
   
   

   3. Classes

   
   
   

   4. All of above

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   Iterators

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115. What do we return if we use simple array on a internal container?

1. 1. Methods

   
   
   

   2. Objects

   
   
   

   3. Pointers

   
   
   

   4. All of above

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   Pointers are legal iterators, so if your internal container is a simple C array, then all you need to do is return the pointers.

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