Question Paper: Database Management Systems Applications : Question Paper Dec 2015 - Computer Engineering (Semester 5) | Pune University (PU)

Database Management Systems Applications - Dec 2015

Computer Engg (Semester 5)

(1) Question 1 is compulsory.
(2) Attempt any four from the remaining questions.
(3) Assume data wherever required.
(4) Figures to the right indicate full marks.

Solve any one question from Q1 and Q2

1 (a) Construct an E-R diagram for a Banking Database System. Consider various entities such as Account, Customer, Branch, Loan, Deposit, Borrower etc. Design Specialization and Generalization EER features.(5 marks) 1 (b) List significant differences between a file-processing system and a DBMS.(5 marks) 10 (a) Explain Recommendation System with suitable example.(5 marks) 10 (b) Explain Regression with example.(5 marks) 10 (c) Explain k-means clustering algorithm with suitable example.(6 marks) 2 (a) Define Normalization. Explain 2ND Normal Form with suitable example.(5 marks) 2 (b) Consider Following Relational Tables:
person(pname, street, city)
works_for(pname, cname, salary)
company(cname, city)
manages(pname, mname)
Solve following quries using SQL
i) Find the street and city of all employees who work for the Appolo, live in Pune, and earn more than Rs. 50,000.
ii) Create a view consisting of the manager name and the average salary of all employees who work for that manager.
(5 marks)

Solve any one question from Q3 and Q4

3 (a) Explain the need for concurrency control in transaction management.(5 marks) 3 (b) Design following queries using MongoDB
i) Create a collection called 'games'.
ii) Add 5 games to the database. Give each document the following properties: {name, gametype, rating (out of 100)}.
iii) Write a query that returns all the games.
iv) Write a query that returns the 3 highest rated games.
v) Update your two favorite games to add two achievements called 'Game Master' and 'Speed Demon'.
(5 marks)

Write a short note (Any Two:)

4 (a) Map Reduce Function.(5 marks) 4 (b) Log based Recovery.(5 marks) 4 (c) CAP and BASE theorem.(5 marks)

Solve any one question from Q5 and Q6

5 (a) Explain Client Server Architecture with suitable database application.(5 marks) 5 (b) Define Distributed Database. Explain advantages and disadvantages of Distributed Databases.(5 marks) 5 (c) Explain Two Phase Commit Protocol in Distributed Databases. How 3 PC is different than 2PC.(7 marks) 6 (a) Explain Transaction Servers and Data Servers.(5 marks) 6 (b) Describe Sharding in MongoDB.(5 marks) 6 (c) Explain Shared Nothing and Shared Memory Parallel Database system Architectures.(7 marks)

Solve any one question from Q7 and Q8

7 (a) What is JSON? Explain JSON schema with example.(5 marks) 7 (b) What is Hadoop? Explain Components of Hadoop.(5 marks) 7 (c) Explain DTD and XML schemas with suitable example.(7 marks) 8 (a) Explain is HIVE Database and HIVE Query Language in detail.(5 marks) 8 (b) Write a short note on R Programming.(5 marks) 8 (c) Explain Xquery and FLWOR Expressions with suitable example.(7 marks)

Solve any one question from Q9 and Q10

9 (a) What is BIS? Explain Components of BIS.(5 marks) 9 (b) Compare OLTP vs OLAP.(5 marks) 9 (c) Define Data Mining. Explain various Data Mining tasks with suitable Example.(6 marks)

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