05RLMCA204052008 Pages: 2

Reg No.: Name:
APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
Fourth Semester MCA Degree Regular and Supplementary Examination July 2021

Course Code: RLMCA204
Course Name: BIG DATA TECHNOLOGIES

Max. Marks: 60 Duration: 3 Hours
PARTA

Answer all questions, each carries 3 marks. Marks
1 Name and explain the four V’s of big data. (3)
2 Compare and contrast parallel data processing and distributed data processing. (3)
3 Illustrate architecture of distributed file systems. (3)
4 What are the features used by HDFS to ensure data integrity. (3)
5 Explain the working of MapReduce algorithm. (3)
6 Compare and contrast NoSQL and RDBMS database. (3)
7 “In-Memory storage devices are faster at transferring data than on disk storage (3)

devices”. Justify the statement.

8 List out the roles of data mining technique in big data analysis. (3)
PART B
Answer any one question from each module. Each question carries 6 marks.
MODULE-I
9 List out different categories of big data analytic methodologies. (6)
OR
10 Illustrate and explain various cloud deployment models used in big data. (6)
MODULE-II
11 Write short notes on the following. (6)
i) CAP
ii) ACID
iii) BASE
OR
12 Explain big data processing method in batch mode using map reduce algorithm. (6)

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