Interview question based on skill :
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Total Questions: 20
1. User applications can instruct the namenode to cache the files by
Correct Answer is : adding cache directive to cache pool
2. HDFS can be accessed over HTTP using
Correct Answer is : webhdfs URI scheme
3. Which of the below property gets configured on core-site.xml ?
Correct Answer is : Directory names to store hdfs files.
4. Which of the below apache system deals with ingesting streaming data to hadoop
Correct Answer is : Flume
5. When a file in HDFS is deleted by a user
Correct Answer is : It goes to trash if configured.
6. The Amazon ____________ is a Web-based service that allows business subscribers to run application programs in the Amazon.com computing environment.
Correct Answer is : None of the mentioned
7. Point out the correct statement :
Correct Answer is : All of the mentioned
8. Amazon ___________ is a Web service that provides real-time monitoring to Amazon’s EC2 customers.
Correct Answer is : CloudWatch
9. Amazon ___________ provides developers the tools to build failure resilient applications and isolate themselves from common failure scenarios.
Correct Answer is : EC2
10. Point out the wrong statement :
Correct Answer is : None of the mentioned
11. Amazon EC2 provides virtual computing environments, known as :
Correct Answer is : instances
12. Amazon ___________ is well suited to transfer bulk amount of data.
Correct Answer is : EC3
13. The EC2 can serve as a practically unlimited set of ___________ machines.
Correct Answer is : virtual
14. EC2 capacity can be increased or decreased in real time from as few as one to more than ___________ virtual machines simultaneously.
Correct Answer is : 1000
15. AMI is uploaded to the Amazon _______ and registered with Amazon EC2, creating a so-called AMI identifier (AMI ID).
Correct Answer is : S2
16. Amazon EMR also allows you to run multiple versions concurrently, allowing you to control your ___________ version upgrade.
Correct Answer is : Hive
17. Point out the correct statement :
Correct Answer is : Amazon Elastic MapReduce (Amazon EMR) provides support for Apache Hive.
18. The Amazon EMR default input format for Hive is :.
Correct Answer is : org.apache.hadoop.hive.ql.io.CombineHiveInputFormat
19. Hadoop clusters running on Amazon EMR use ______ instances as virtual Linux servers for the master and slave nodes
Correct Answer is : EC2
20. Point out the wrong statement :
Correct Answer is : None of the mentioned
