MCQOPTIONS
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MCQOPTIONS
This section includes 6 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. |
In how many ways we can handle errors in any class? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 2. |
What is the use of reset() function? |
| A. | Used to destroys the contained object in any variable |
| B. | Used to change the object any container is holding |
| C. | Used to empty any container value |
| D. | Used to check the type of any variable |
| Answer» B. Used to change the object any container is holding | |
| 3. |
What is the use of has_value() function in any container? |
| A. | Used to destroys the contained object in any variable |
| B. | Used to change the object any container is holding |
| C. | Used to return the type information about the any container |
| D. | Used to check whether any container is empty or not |
| Answer» E. | |
| 4. |
What is the use of type() function in any container? |
| A. | Used to destroys the contained object in any variable |
| B. | Used to change the object any container is holding |
| C. | Used to return the type information about the any container |
| D. | Used to check whether a container is empty or not |
| Answer» D. Used to check whether a container is empty or not | |
| 5. |
What is the use of emplace() function? |
| A. | Used to change the object any container is holding |
| B. | Used to add more item to the any list |
| C. | Used to empty any container value |
| D. | Used to check the type of any variable |
| Answer» B. Used to add more item to the any list | |
| 6. |
Which exception is thrown if the typecasting is not done properly? |
| A. | bad_type_cast |
| B. | bad_any_cast |
| C. | type_mismatched |
| D. | bad_cast_mismatched |
| Answer» C. type_mismatched | |