Question 41 : With 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.
1. 2 Sized
2. 3 Sized
3. 4 Sized
4. 5 Sized
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Question 42 : For the __________ storage engine, if the document size exceeds the allocated space for that document, MongoDB relocates the document on disk.
1. MAPv1
2. MAPv2
3. MAPv3
4. MAPv4
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Question 43 : A ____________ data model with embedded data combines all related data for a represented entity in a single document.
1. normalized
2. denormalized
3. non relational
4. relational
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Question 44 : Point out the wrong statement :
1. The key decision in designing data models for MongoDB applications revolves around the structure of documents and how the application represents relationships between data
2. There are two tools that allow applications to represent these relationships: references and embedded documents
3. When designing data models, always consider the application usage of the data (i.e. queries, updates, and processing of the data) as well as the inherent structure of the data itself
4. All of the mentioned
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Question 45 : ______________ documents capture relationships between data by storing related data in a single document structure.
1. Capped
2. Embedded
3. External
4. Internal
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Question 46 : In MongoDB, write operations are atomic at the __________ level.
1. collection
2. document
3. row
4. all of the mentioned
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Question 47 : ________ store the relationships between data by including links or references from one document to another.
1. Capped
2. Embedded
3. External
4. References
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