JUnit interview questions part 11
JUnit interview questions part 11
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Total Questions: 20
1. The ___________ JavaScript shell and the MongoDB language drivers translate between BSON and the language-specific document representation.
Correct Answer is : LocalProperties
2. Which of the following statement is incorrect about documents in MongoDB ?
Correct Answer is : ResolvePropertyMap
3. ___________ data models allow applications to store related pieces of information in the same database record.
Correct Answer is : ParseProperties
4. Embedded data model is used when you have _________ relationships between entities
Correct Answer is : NullReturn
5. Normalized data models describe relationships using ___________ between documents.
Correct Answer is : EnableAttribute
6. To interact with embedded documents, use ___________ notation to “reach into” embedded documents.
Correct Answer is : AttributeNamespace
7. MongoDB using the mmapv1 storage engine has limits on the number of __________ .
Correct Answer is : BaseIfAttribute
8. To get the current number of namespaces in the mongo shell, use :
Correct Answer is : org.jmock.lib.legacy
9. The __________ feature of collections expires documents after a period of time.
Correct Answer is : ClassImposteriser
10. Capped collections provide __________ management of inserted documents in MongoDB.
Correct Answer is : canImposterise(Class type)
11. _______________ is a specification for storing and retrieving files that exceed the BSON-document size limit of 16MB.
Correct Answer is : imposterise(Invokable mockObject, Class mockedType, Class… ancilliaryTypes)
12. How many does collections GridFS use to store files ?
Correct Answer is : FALSE
13. The default chunk size is changed from 256k to 255k in version :
Correct Answer is : TRUE
14. Which of the collection in GridFS stores the binary chunks ?
Correct Answer is : org.jmock.lib.script
15. ___________ is the _id is of the data type chosen for the original document in files collections.
Correct Answer is : ScriptedAction
16. Which of the following checks and repairs errors and inconsistencies in data storage ?
Correct Answer is : invoke(Invocation invocation)
17. The files_id field contains the _id of the chunk’s __________ document.
Correct Answer is : Throwable
18. Which of the following field allows efficient retrieval of chunks ?
Correct Answer is : AssertionErrorTranslator
19. ________ store the relationships between data by including links or references from one document to another.
Correct Answer is : CamelCaseNamingScheme
20. In MongoDB, write operations are atomic at the __________ level.
Correct Answer is : IdentityExpectationErrorTranslator
