Seat No.: Enrolment
GUJARAT TECHNOLOGICAL UNIVERSITY
MCA SEMESTER V EXAMINATION WINTER 2018
Subject Code: 3650004 Date: 26/11/2018
Subject Name: Big Data Analytics
Time: 10.30 am to 1.00 pm Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q 1

Answer the following:
1. What is Big Data? Give some example of Big Data.
2. What is "Block" in HDFS?
3. Give the full form of ATS.
4. Find Jaccard Distance between following: and 7}.
5. Define One Time Queries
6. What is Plagiarism?
7. What id Concept drift?
07

What is Big Data Analytics? Explain the characteristics of Big Data.
07
Q 2

1. Write a short note on Core Hadoop Components.
2. List Types of Big Data and Give appropriate example.
05
02

Explain types of NoSQL Data Stores in detail.
07
OR

Explain Hadoop Ecosystem in brief with figure.
07
Q 3

1. What are the business drivers of NoSQL?
2. Explain CAP Theorem.
05
02

Explain the working of Map Reduce phases with example.
07
OR
Q 3

1. Explain Collaborative Filtering as a Similar Sets Problem.
2. What is NN Search? Discuss the Applications of NN Search.
05
02

What are the various Distance Measures to check similarity of objects?
07
Q 4

1. Explain Bloom Filter with Example.
2. What are the Applications of Data Stream?
05
02

Explain Cloaking techniques of Spamming in detail.
07
OR
Q 4

1. Explain Social Network as a graph.
2. Define: Page Rank and Topic Sensitive Page Rank.
05
02

Write a short note on Data Stream Samplings.
07
Q 5

1. Discuss Frequent Item Set Mining Applications in brief.
2. Name two applications of Social Network Mining.
05
02

Write a short note on Content Based Recommendation System.
07
OR
Q 5

1. Discuss in detail Types of Social Networks.
2. Compare Lexical Similarity and Semantic Similarity of document.
05
02

Discuss the Applications of Clustering.
07