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This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Technical MCQs knowledge and support exam preparation. Choose a topic below to get started.
1. |
The key consideration for the structure of your documents is the decision to embed or to use references |
A. | TRUE |
B. | FALSE |
C. | Can be true or false |
D. | Can not say |
E. | |
Answer» B. FALSE | |
2. |
GridFS is useful only for storing files that exceed 16MB |
A. | TRUE |
B. | FALSE |
C. | Can be true or false |
D. | Can not say |
Answer» C. Can be true or false | |
3. |
_______index allows efficient retrieval of chunks using the files_id and n values. |
A. | repairDatabase |
B. | dataFS |
C. | fileFS |
D. | GridFS |
Answer» E. | |
4. |
The namespace file defaults to? |
A. | 4 MB |
B. | 8 MB |
C. | 16 MB |
D. | 32 MB |
Answer» D. 32 MB | |
5. |
The limit on the number of namespaces depend on the ? |
A. | <database>.ns size |
B. | <document>.ns size |
C. | <field>.ns size |
D. | <row>.ns size |
Answer» B. <document>.ns size | |
6. |
In MongoDB, At which level write operations are atomic? |
A. | Collection |
B. | Document |
C. | Field |
D. | Row |
Answer» C. Field | |