gs gs112 Data Models - Data Modeling Concepts - Quiz No.2
gs gs112 MongoDB Quiz
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Question 1: _______________ is a specification for storing and retrieving files that exceed the BSON-document size limit of 16MB.
DataFS
GridFS
ReadFS
None of the mentioned
Question 2: Point out the wrong statement.
By default GridFS limits chunk size to 255k
GridFS is useful only for storing files that exceed 16MB
When you query a GridFS store for a file, the driver or client will reassemble the chunks as needed
All of the mentioned
Question 4: The default chunk size is changed from 256k to 255k in which version?
3.0
2.4.9
2.4.10
None of the mentioned
Question 5: Point out the wrong statement.
Client libraries provide a convenient, injection free, process to build these objects
MongoDB represents queries as BSON objects
Field names in MongoDB’s query language have semantic meaning
All of the mentioned
Question 6: Which of the collection in GridFS stores the binary chunks?
chunks
files
data
log
Question 7: ___________ is the _id is of the data type chosen for the original document in files collections.
files._id
file._id
fileobj._id
none of the mentioned
Question 8: Which of the following checks and repairs errors and inconsistencies in data storage?
repairDatabase
repairedDatabase
recoverDatabase
all of the mentioned
Question 9: The files_id field contains the _id of the chunk’s __________ document.
parent
child
top
none of the mentioned
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