MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your General Principles knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which class or interface defines the wait() , notify() ,and notifyAll() methods? |
| A. | Object |
| B. | Thread |
| C. | Runnable |
| D. | Class |
| Answer» B. Thread | |
| 2. |
Which two of the following methods are defined in class Thread? |
| A. | 1 and 4 |
| B. | 2 and 3 |
| C. | 3 and 4 |
| D. | 2 and 4 |
| Answer» B. 2 and 3 | |
| 3. |
Which three guarantee that a thread will leave the running state? |
| A. | 1, 2 and 4 |
| B. | 2, 5 and 6 |
| C. | 3, 4 and 7 |
| D. | 4, 5 and 7 |
| Answer» C. 3, 4 and 7 | |
| 4. |
Which three are methods of the Object class? |
| A. | 1, 2, 4 |
| B. | 2, 4, 5 |
| C. | 1, 2, 6 |
| D. | 2, 3, 4 |
| Answer» D. 2, 3, 4 | |
| 5. |
Which two are valid constructors for Thread? |
| A. | 1 and 3 |
| B. | 2 and 4 |
| C. | 1 and 2 |
| D. | 2 and 5 |
| Answer» D. 2 and 5 | |