Which of the following relationship uses references to describe documents between connected data? - MongoDB Quiz

MongoDB - Quiz(MCQ)

Which of the following relationship uses references to describe documents between connected data?

A)

One-to-Many Relationships with Document References

B)

One-to-Many Relationships with Embedded Documents

C)

One-to-One Relationships with Embedded Documents

D)

None of the above

Correct Answer : One-to-Many Relationships with Embedded Documents

Explanation : One-to-Many Relationships with document references presents a data model that uses references to describe one-to-many relationships between documents.

Recently Updated in MongoDB Questions

_______ disable balancing on a single collection in a sharded database.

A)

TagRange()

B)

sh._checkMongos()

C)

sh.removeTagRange()

D)

sh.disableBalancing()

Correct Answer : sh.disableBalancing()

Explanation : sh.disableBalancing() does not affect balancing of other collections in a sharded cluster.

____ activates the sharded collection balancer process if previously disabled using sh.disableBalancing().

A)

sh.enableSharding()

B)

sh.enableBalancing()

C)

sh.getBalancerHost()

D)

All of the above

Correct Answer : sh.getBalancerHost()

Explanation : sh.enableSharding() enables sharding on a specific database.

_______ returns a boolean to report if the balancer is currently enabled.

A)

sh.enableBalancing()

B)

sh.getBalancerState()

C)

sh.getBalancerHost()

D)

None of the above

Correct Answer : sh.getBalancerState()

Explanation : sh.getBalancerState() returns true when the balancer is enabled and false if the balancer is disabled.

New Technologies MCQ's

Machine Learning

Artificial Intelligence

Ethical Hacking

Microsoft Azure

Cloud Computing

Quantum Computing

Neural Networks

Virtual Reality

Augmented Reality

Advertisement