JUnit interview questions part 8
JUnit interview questions part 8
Take as many assements as you can to improve your validate your skill rating
Total Questions: 20
1. _________ stores a log of the operations in a replica set.
Correct Answer is : Jetty
2. ___________ is also used to pre-allocate space for an ordinary collection.
Correct Answer is : IssueTracker
3. If you perform a ________ on a capped collection with no ordering specified, MongoDB guarantees that the ordering of results is the same as the insertion order.
Correct Answer is : org.mortbay.jetty.Server;
4. Which of the following should is used to check whether collection is capped or not ?
Correct Answer is : Context
5. ___________ convert a non-capped collection to a capped collection .
Correct Answer is : org.mortbay.jetty.servlet.Context;
6. _________ command creates the capped collection and imports the data.
Correct Answer is : FALSE
7. Which of the following command obtains a global write lock and will block other operations until it has completed ?
Correct Answer is : setResourceBase
8. MongoDB allows administrators to direct the balancing policy using ______ aware sharding.
Correct Answer is : ResourceHandler
9. Tags are the primary mechanism to control the behavior of the _______ and the distribution of chunks in a cluster.
Correct Answer is : org.mortbay.jetty.handler.ResourceHandler
10. How many background process runs behind balanced cluster ?
Correct Answer is : TRUE
11. _________ is a background process that keeps chunks from growing too large.
Correct Answer is : FALSE
12. The shards manage _______ migrations as a background operation between an origin shard and a destination shard.
Correct Answer is : org.hamcrest.number.IsCloseTo
13. For most deployments, the default value of chunk is _____ megabytes is ideal.
Correct Answer is : matches
14. The ______ instances are the routers for the cluster.
Correct Answer is : SelfDescribing
15. A single sharded cluster must have exclusive use of its _______ servers.
Correct Answer is : hasKey
16. The ________ collection stores a document for each change to the metadata of a sharded collection.
Correct Answer is : Hamcrest Interface
17. The _________ collection stores a document for each sharded collection in the cluster.
Correct Answer is : BaseMatcher
18. You can return a list of the collections, with the following helper:
Correct Answer is : Latent defect
19. ________ is a string that holds the address of the client, a mongos instance that initiates this change.
Correct Answer is : Test Deliverables
20. The _______ collection keeps track of the active components in the sharded cluster.
Correct Answer is : Mutation Testing
