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Free C100DBA Exam Braindumps (page: 14)

Page 13 of 34
PDF with 132 Questions

What is the use of mongodump and mongorestore tools?

  1. backup mongodb deployment
  2. audit mongodb deployment
  3. performance tune mongodb deployment
  4. replicate mongodb deployments

Answer(s): A



Which of the following are common uses of the mongo shell? Check all that apply

  1. Perform queries against MongoDB collections
  2. Perform administrative tasks
  3. Use as a JavaScript framework for your production system

Answer(s): A,B



When should we consider representing a one-to-many relationship in an embedded collection instead of separate collection?

  1. When the many is not very large
  2. When the many is very large
  3. Always
  4. Never

Answer(s): A



Which of the following command is used to get all the indexes on a collection?

  1. db.collection.showIndexes()
  2. db.collection.findlndexes()
  3. db.showIndexes()
  4. db.collection.getlndexesQ

Answer(s): D






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