a) 8KB b) 28KB c) 68KB d) 108KB Answer: a Explanation: Adding an index has some negative ...
View Question___________ strategy is used to explicitly avoid document growth.
a) deallocation b) allocation c) pre-allocation d) none of the mentioned Answer: c Explanation: A data model ...
View QuestionWith MongoDB 3.0.0, the default use of the Power of _________ Allocations minimizes the occurrences of re-allocations as well as allows for the effective reuse of the freed record space.
a) 2 Sized b) 3 Sized c) 4 Sized d) 5 Sized Answer: a Explanation: When using ...
View QuestionFor the __________ storage engine, if the document size exceeds the allocated space for that document, MongoDB relocates the document on disk.
a) MAPv1 b) MAPv2 c) MAPv3 d) MAPv4 Answer: c Explanation: Normalizing the data would split the ...
View QuestionA ____________ data model with embedded data combines all related data for a represented entity in a single document.
a) normalized b) denormalized c) non relational d) relational Answer: b Explanation: This facilitates atomic write ...
View QuestionPoint out the wrong statement.
a) The key decision in designing data models for MongoDB applications revolves around the structure of documents and ...
View Question______________ documents capture relationships between data by storing related data in a single document structure.
a) Capped b) Embedded c) External d) Internal Answer: b Explanation: MongoDB documents make it possible to ...
View QuestionIn MongoDB, write operations are atomic at the __________ level.
a) collection b) document c) row d) all of the mentioned Answer: b Explanation: No single write ...
View QuestionPoint out the correct statement.
a) In practice, the documents in a collection share a different structure b) Data in MongoDB has a ...
View Question________ store the relationships between data by including links or references from one document to another.
a) Capped b) Embedded c) External d) References Answer: d Explanation: Applications can resolve these references to ...
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