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?
Answer(s): E
Which of the following operators is used to updated a document partially?
Answer(s): A
What is the first task that a secondary would perform on being prompted by another secondary for an election?
Answer(s): D
Which of the documents below will be retrieved by the following query? Assume the documents are stored in a collection called "sample". Check all that apply.db.sample.find( { "$or" : [ { "a" : { "$in" : [ 3, 10] > }, { "b" : { "$lt" : 2 > > ] > )
Answer(s): D,E,F,I,J
JSON stands for
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