MCQOPTIONS
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MCQOPTIONS
This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your C++ Programming knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which function is used to swap two vectors? |
| A. | swap() |
| B. | change() |
| C. | merge() |
| D. | exchange() |
| Answer» B. change() | |
| 2. |
Which of the following function is used to insert an element at the end of a vector? |
| A. | push_back() |
| B. | pop_back() |
| C. | front() |
| D. | end() |
| Answer» B. pop_back() | |
| 3. |
Which function is used to check whether the vector is empty or not? |
| A. | empty() |
| B. | isempty() |
| C. | haveElements() |
| D. | none() |
| Answer» B. isempty() | |