16. What must be an operand of operator delete?

1. 1. Array

   
   
   

   2. Stack

   
   
   

   3. Pointer

   
   
   

   4. All of above

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   The operand of delete must be a pointer returned by new.

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17. What will the monetary facet will do?

1. 1. Parsing of character values

   
   
   

   2. Handle formatting and parsing of monetary values

   
   
   

   3. Handle formatting and parsing of character values

   
   
   

   4. All of above

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   Handle formatting and parsing of monetary values

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18. Where are allocators used?

1. 1. Used for pointers

   
   
   

   2. Allocation of memory

   
   
   

   3. Deallocation of memory

   
   
   

   4. Both Allocation & Deallocation of memory

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   Allocators handle all the request for allocation and deallocation of memory for the container.

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19. Where are allocators implemented?

1. 1. Standard library

   
   
   

   2. C++ code library

   
   
   

   3. Template library

   
   
   

   4. All of above

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   Allocators are implemented in C++ standard library but it is used for C++ template library.

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20. Which operator is used to allocate the memory?

1. 1. free

   
   
   

   2. =

   
   
   

   3. +

   
   
   

   4. new

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   The default allocator uses operator new to allocate memory.

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