Apache Flume(Engineering > Computer Science And Engineering ) Questions and Answers
Question 1. What are the different channel types in Flume?
Memory Channel
JDBC Channel
File Channel
All of these
Explanation:-
Answer: Option D. -> All of these
Question 2. What are the tools Used in Big Data?
Hadoop
Hive
Pig
All of these
Explanation:-
Answer: Option D. -> All of these
Question 3. How can Flume be used with HBase?
HBaseSink (org.apache.flume.sink.hbase.HBaseSink) supports secure HBase clusters and also the novel HBase IPC that was introduced in the version HBase 0.96
AsyncHBaseSink (org.apache.flume.sink.hbase.AsyncHBaseSink) has better performance than HBase sink as it can easily make non-blocking calls to HBase
Both A and B
None of these
Explanation:-
Answer: Option C. -> Both A and B
Question 4. What are the important steps in the configuration?
Every Source must have atleast one channel
Every Sink must have only one channel
Every Components must have a specific type
All of the above
Explanation:-
Answer: Option D. -> All of the above
Question 5. List the various types of "Cluster Managers in Spark.
Standalone
Apache Mesos
YARN
All
Explanation:-
Answer: Option D. -> All
Question 6. What are the key features of Spark?
Spark allows Integration with Hadoop and files included in HDFS
It has an independent language (Scala) interpreter and hence comes with an interactive language shell
It consists of RDD's (Resilient Distributed Datasets), that can be cached across computing nodes in a cluster
All of these
Explanation:-
Answer: Option D. -> All of these
Question 7. Name a few commonly used Spark Ecosystems.
Spark SQL (Shark)
Spark Streaming
GraphX
All of the above mentioned
Explanation:-
Answer: Option D. -> All of the above mentioned
Question 8. What are the advantages of using Flume?
Using Apache Flume we can store the data in to any of the centralized stores (HBase, HDFS)
When the rate of incoming data exceeds the rate at which data can be written to the destination, Flume acts as a mediator between data producers and the centralized stores and provides a steady flow of data between them
Both A and B
None
Explanation:-
Answer: Option C. -> Both A and B
Question 9. Point out the wrong statement
Version 1.4.0 is the fourth Flume release as an Apache top-level project
Apache Flume 1.5.2 is a security and maintenance release that disables SSLv3 on all components in Flume that support SSL/TLS
Flume is backwards-compatible with previous versions of the Flume 1.x codeline
None of the mentioned
Explanation:-
Answer: Option D. -> None of the mentioned
Question 10. Which property in Thrift source of Flume to provide the keytab location used by the Thrift Source in combination with the agent-principal to authenticate to the kerberos KDC?