a) n b) name c) object d) 2n Answer: a Explanation: The GridFS index allows efficient retrieval ...
View QuestionThe files_id field contains the _id of the chunk’s __________ document.
a) parent b) child c) top d) none of the mentioned Answer: a Explanation: GridFS uses a ...
View QuestionWhich of the following checks and repairs errors and inconsistencies in data storage?
a) repairDatabase b) repairedDatabase c) recoverDatabase d) all of the mentioned Answer: a Explanation: repairDatabase is analogous ...
View Question___________ is the _id is of the data type chosen for the original document in files collections.
a) files._id b) file._id c) fileobj._id d) none of the mentioned Answer: a Explanation: The default type ...
View QuestionWhich of the collection in GridFS stores the binary chunks?
a) chunks b) files c) data d) log Answer: a Explanation: GridFS places the collections in ...
View QuestionPoint out the wrong statement.
a) Client libraries provide a convenient, injection free, process to build these objects b) MongoDB represents queries as ...
View QuestionThe default chunk size is changed from 256k to 255k in which version?
a) 3.0 b) 2.4.9 c) 2.4.10 d) None of the mentioned Answer: b Explanation: The use of ...
View QuestionHow many does collections GridFS use to store files?
a) 1 b) 2 c) 3 d) 4 Answer: b Explanation: One collection stores the file chunks, ...
View QuestionPoint out the wrong statement.
a) By default GridFS limits chunk size to 255k b) GridFS is useful only for storing files that ...
View Question_______________ is a specification for storing and retrieving files that exceed the BSON-document size limit of 16MB.
a) DataFS b) GridFS c) ReadFS d) None of the mentioned Answer: b Explanation: Instead of storing ...
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