MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Mongodb knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In the mongo shell, you can access the creation time of the ObjectId, using the ______ method. |
| A. | getTime() |
| B. | getTimestamp() |
| C. | Timestamp() |
| D. | None of the mentioned |
| Answer» C. Timestamp() | |
| 2. |
There is _________ byte counter in BSON, starting with a random value. |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | None of the mentioned |
| Answer» C. 4 | |
| 3. |
Which of the following data type is depreciated? |
| A. | Double |
| B. | String |
| C. | Object |
| D. | Undefined |
| Answer» E. | |
| 4. |
___________RETURNS_THE_JAVASCRIPT_REPRESENTATION_IN_THE_FORM_OF_A_STRING_LITERAL?$ |
| A. | toStringJava() |
| B. | toString() |
| C. | String() |
| D. | none of the mentioned |
| Answer» C. String() | |
| 5. |
Which_of_the_following_query_is_used_to_generate_a_new_ObjectId,_use_the_ObjectId()_constructor_with_no_argument$ |
| A. | x = ObjectIdAdd() |
| B. | x = addObjectId() |
| C. | x = ObjectId() |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 6. |
In the mongo shell, you can access the creation time of the ObjectId, using the ______ method.? |
| A. | getTime() |
| B. | getTimestamp() |
| C. | Timestamp() |
| D. | None of the mentioned |
| Answer» C. Timestamp() | |
| 7. |
There is _________ byte counter in BSON, starting with a random value |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | None of the mentioned |
| Answer» C. 4 | |
| 8. |
Each data type has a corresponding number that can be used with the _______ operator to query documents by BSON type. |
| A. | $type |
| B. | $server |
| C. | $agent |
| D. | None of the mentioned |
| Answer» B. $server | |
| 9. |
Which of the following data type is depreciated ? |
| A. | Double |
| B. | String |
| C. | Object |
| D. | Undefined |
| Answer» E. | |
| 10. |
_________ is a binary serialization format used to store documents and make remote procedure calls in MongoDB. |
| A. | BSON |
| B. | GridFS |
| C. | JSON |
| D. | None of the mentioned |
| Answer» B. GridFS | |