MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Javascript knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
TO_WHICH_OBJECT_DOES_THE_LOCATION_PROPERTY_BELONG??$ |
| A. | Window |
| B. | Position |
| C. | Element |
| D. | Location |
| Answer» B. Position | |
| 2. |
What will happen if we call setTimeout() with a time of 0 ms? |
| A. | Placed in stack |
| B. | Placed in queue |
| C. | Will run continuously |
| D. | Will execute immediately |
| Answer» C. Will run continuously | |
| 3. |
Which method receives the return value of setTimeout() to cancel future invocations? |
| A. | clearTimeout() |
| B. | clearInterval() |
| C. | clearSchedule() |
| D. | cancelInvocation() |
| Answer» B. clearInterval() | |
| 4. |
The setTimeout() belongs to which object? |
| A. | Element |
| B. | Window |
| C. | Location |
| D. | Event |
| Answer» C. Location | |
| 5. |
Which method receives the return value of setInterval() to cancel future invocations? |
| A. | clearInvocation() |
| B. | cancelInvocation() |
| C. | clearInterval() |
| D. | clear() |
| Answer» D. clear() | |
| 6. |
Which property is used to obtain browser vendor and version information? |
| A. | modal |
| B. | version |
| C. | browser |
| D. | navigator |
| Answer» E. | |
| 7. |
Which is the handler method used to invoke when uncaught JavaScript exceptions occur? |
| A. | Onhalt |
| B. | Onerror |
| C. | Both onhalt and onerror |
| D. | Onsuspend |
| Answer» C. Both onhalt and onerror | |
| 8. |
Which function among the following lets to register a function to be invoked repeatedly after a certain time? |
| A. | setTimeout() |
| B. | setTotaltime() |
| C. | setInterval() |
| D. | settime() |
| Answer» D. settime() | |
| 9. |
Which function among the following lets to register a function to be invoked once? |
| A. | setTimeout() |
| B. | setTotaltime() |
| C. | setInterval() |
| D. | settime() |
| Answer» B. setTotaltime() | |