CRUD Operations in MongoDB

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Question 1

What does CRUD stand for?

  • A

    Create, Read, Update, Delete

  • B

    Copy, Run, Update, Delete

  • C

    Create, Remove, Use, Delete

  • D

    Copy, Read, Update, Deploy

Question 2

Which CRUD operation is used to insert data into MongoDB?

  • A

    Read

  • B

    Update

  • C

    Create

  • D

    Delete

Question 3

Which MongoDB method is used to insert a single document?

  • A

    insertOne()

  • B

    addOne()

  • C

    createOne()

  • D

    insert()

Question 4

Which operation is used to retrieve documents from a collection?

  • A

    Create

  • B

    Read

  • C

    Update

  • D

    Delete

Question 5

Which method is used to retrieve documents in MongoDB?

  • A

    get()

  • B

    find()

  • C

    retrieve()

  • D

    search()

Question 6

Which CRUD operation modifies existing data?

  • A

    Create

  • B

    Read

  • C

    Update

  • D

    Delete

Question 7

Which method is used to update a single document?

  • A

    updateOne()

  • B

    modifyOne()

  • C

    changeOne()

  • D

    editOne()

Question 8

Which CRUD operation removes data?

  • A

    Delete

  • B

    Remove

  • C

    Drop

  • D

    Clear

Question 9

Which method deletes a single document?

  • A

    removeOne()

  • B

    deleteOne()

  • C

    dropOne()

  • D

    clearOne()

Question 10

What command is used to create a database in MongoShell?

  • A

    create database

  • B

    use dbName

  • C

    make dbName

  • D

    new dbName

There are 15 questions to complete.

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