Free C100DBA Exam Braindumps (page: 10)

Page 10 of 34

MongoDB is

  1. None of the above
  2. Object-oriented DBMS
  3. Relational DBMS
  4. Document-oriented DBMS

Answer(s): D



Which are the ONLY ways to project portions of an array?

  1. $slice
  2. $
  3. All of the above
  4. $ elemMatch

Answer(s): C



In a replicated cluster, which of the following node would only be used during an election?

  1. arbiter
  2. primary
  3. hidden
  4. secondary

Answer(s): A



Which of the following node is used during election in a replication cluster?

  1. primary
  2. arbiter
  3. hidden
  4. secondary

Answer(s): B



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