Explore topic-wise MCQs in Technical MCQs.

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