13.Which of the following is/are correct?
Select one or more:
a. Bigtable cannot be used with MapReduce for runninglarge-scale parallel computations.
b. In Bigtable, the row range for a (big) table is dynamicallypartitioned according to the lexicographic order of row keys.
c. Bigtable cannot manage versioned data.
d. Dynamo uses consistent hashing to achieve incrementalscalability.
14.Consider the following query in a MongoDBdatabase:
db.students.find({sno:{$in:[ ‘1’, ‘6’ ]}}, {sno: 0,name: 1, address:1, phone:0}).
What fields this query will return in theresult?
Select one or more:
a. all other fields in the documents
b. address
c. sno
d. phone
e. name
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