QUESTION: 13

Which option should be used to update all the documents with the specified condition in the MongoDB query?

specify {all: true} as the third parameter of update command
updateAII instead of update
specify {updateAII: true} as the third parameter of update command
specify {multi : true} as the third parameter of update command

Answer(s): D

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QUESTION: 14

Which mongodb tool is used to report details on number of database operations in MongoDB?

mongorestore
mongostat
mongodump
mongotop

Answer(s): B

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In a sharded replica set environment, the w Option provides ability for write concern and j Option provides ability for the data to be written on disk journal. Consider that we have a seven member replica set and we want to assure that the writes are committed to journal.
What should be the value of j?

Answer(s): C

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QUESTION: 16

What read preference should your application use if you want to read from the primary under normal circumstances but allow reads from secondaries when a primary is unavailable?

secondaryPreferred
Secondary
nearest
primary
primaryPreferred

Answer(s): E

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Free C100DBA Exam Braindumps (page: 4)

QUESTION: 13

QUESTION: 14

QUESTION: 15

QUESTION: 16