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Anshula Sabharwal

Asked: 3 years agoIn: Mongodb

Embedded data model is used when you have _________ relationships between entities.

(a) contains

(b) isa

(c) inheritance

(d) all of the mentioned

Jatin Chandra Sehgal

Asked: 3 years agoIn: Mongodb

Which of the following operations are atomic on document level?

(a) update

(b) remove

(c) findAndModify

(d) all of the mentioned

Sneha Mohit Saini

Asked: 3 years agoIn: Mongodb

Point out the wrong statement.

(a) sort() modifier sorts the results by age in ascending order

(b) Queries in MongoDB return all fields in all matching documents by default

(c) To scale the amount of data that MongoDB sends to applications, include a projection in the queries.

(d) None of the mentioned

Abdul Dev Ramakrishnan

Asked: 3 years agoIn: Mongodb

The ________ message is used to update a document in a collection.

(a) UPDATE

(b) OP_UPDATE

(c) OP_UPDATES

(d) All of the mentioned

Runjhun Wagle

Asked: 3 years agoIn: Mongodb

Point out the correct statement.

(a) Config servers are not replica sets

(b) Sharding requires a number of mongod instances with different configurations

(c) The config servers store the cluster’s metadata, while the cluster distributes data among one or more shard servers

(d) None of the mentioned

Sushmita Pathak

Asked: 3 years agoIn: Mongodb

On _________ mongo.exe reads the .mongorc.js file from %HOME%.mongorc.js.

(a) Windows

(b) Linux

(c) Mac

(d) Solaris

Kusum Rao

Asked: 3 years agoIn: Mongodb

The ________ command returns information regarding the number of open connections.

(a) connPoolStats

(b) connStats

(c) serverstats

(d) none of the mentioned

Kalyani Swamy

Asked: 3 years agoIn: Mongodb

_________ provides all the privileges of the read role.

(a) delete

(b) update

(c) readWrite

(d) none of the mentioned

Vaishali Rama

Asked: 3 years agoIn: Mongodb

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

Jack Raj Mahajan

Asked: 3 years agoIn: Mongodb

Which of the following method corresponds to Order by clause in SQL?

(a) sort()

(b) order()

(c) orderby()

(d) all of the mentioned

Load More Questions

Embedded data model is used when you have _________ relationships between entities.

(a) contains

(b) isa

(c) inheritance

(d) all of the mentioned

Which of the following operations are atomic on document level?

(a) update

(b) remove

(c) findAndModify

(d) all of the mentioned

The ________ message is used to update a document in a collection.

(a) UPDATE

(b) OP_UPDATE

(c) OP_UPDATES

(d) All of the mentioned

On _________ mongo.exe reads the .mongorc.js file from %HOME%.mongorc.js.

(a) Windows

(b) Linux

(c) Mac

(d) Solaris

The ________ command returns information regarding the number of open connections.

(a) connPoolStats

(b) connStats

(c) serverstats

(d) none of the mentioned

_________ provides all the privileges of the read role.

(a) delete

(b) update

(c) readWrite

(d) none of the mentioned

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

Which of the following method corresponds to Order by clause in SQL?

(a) sort()

(b) order()

(c) orderby()

(d) all of the mentioned

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