31. Hadoop achieves reliability by replicating the data across multiple hosts and hence does not require . . . . . . . . storage on hosts. A. RAID B. Standard RAID levels C. ZFS D. Operating system Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
32. . . . . . . . . is a framework for performing remote procedure calls and data serialization. A. Drill B. BigTop C. Avro D. Chukwa Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
33. All of the following accurately describe Hadoop, EXCEPT . . . . . . . . A. Open-source B. Real-time C. Java-based D. Distributed computing approach Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
34. Sun also has the Hadoop Live CD . . . . . . . . project, which allows running a fully functional Hadoop cluster using a live CD. A. OpenOffice.org B. OpenSolaris C. GNU D. Linux Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
35. Above the file systems comes the . . . . . . . . engine, which consists of one Job Tracker, to which client applications submit MapReduce jobs. A. MapReduce B. Google C. Functional programming D. Facebook Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
36. . . . . . . . . is the most popular high-level Java API in Hadoop Ecosystem A. Scalding B. HCatalog C. Cascalog D. Cascading Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
37. What license is Hadoop distributed under? A. Apache License 2.0 B. Mozilla Public License C. Shareware D. Commercial Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
38. Facebook Tackles Big Data With . . . . . . . . based on Hadoop. A. 'Project Prism' B. 'Prism' C. 'Project Big' D. 'Project Data' Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
39. Point out the wrong statement. A. Hardtop processing capabilities are huge and its real advantage lies in the ability to process terabytes & petabytes of data B. Hadoop uses a programming model called "MapReduce", all the programs should conform to this model in order to work on the Hadoop platform C. The programming model, MapReduce, used by Hadoop is difficult to write and test D. All of the mentioned Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
40. . . . . . . . . has the world's largest Hadoop cluster. A. Apple B. Datamatics C. Facebook D. None of the mentioned Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
