MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Science knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
We can output text to an object of class ofstream using the insertion operator « because |
| A. | the ofstream class is a stream |
| B. | the insertion operator works with all classes |
| C. | we are actually outputting to cout |
| D. | the insertion operator is overloaded in ofstream |
| Answer» E. | |
| 2. |
A class named student must have a constructor whose name is |
| A. | student |
| B. | ~student |
| C. | constructor |
| D. | any legal C++ name. |
| Answer» B. ~student | |
| 3. |
Which of the following C++ expressions is equivalent to the mathematical expression 5 ? |
| A. | 5 ^ 3 |
| B. | cube(5) |
| C. | pow (3, 5) |
| D. | pow(5, 3) |
| E. | sqrt (5, 3) |
| Answer» E. sqrt (5, 3) | |