Download GTU BE/B.Tech 2019 Winter 7th Sem New 2170714 Distributed Dbms Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Winter 7th Sem New 2170714 Distributed Dbms Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ? VII (New) EXAMINATION ? WINTER 2019
Subject Code: 2170714 Date: 05/12/2019

Subject Name: Distributed DBMS
Time: 10:30 AM TO 01:00 PM Total Marks: 70

Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

MARKS

Q.1 (a) Explain Complicating factors in distributed Database. 03
(b) Define Normalization. How anomalies can be eliminated
with Normalization?
04
(c) Explain Client/Server Database architecture. 07

Q.2 (a) Explain Horizontal Fragmentation. 03
(b) Explain pull-only, push-only and hybrid Data Delivery Modes. 04
(c) Explain Top Down Design Process for Distributed Database. 07
OR
(c) Define Distributed Database System. What is transparency in
DDBMS? Explain Layers of transparency in DDBMS.
07
Q.3 (a) Explain Characterization of Query Processors. 03
(b) Explain Discretionary Access Control. 04
(c) Explain View management. How it is carried out in centralized
and distributed DBMS?
07
OR
Q.3 (a) Explain Cost Function of Query Optimization. 03
(b) Explain layers of Query processing. 04
(c) What is authorization control? How to imply authorization
control in centralized and distributed environment.
07
Q.4 (a) Explain ACID Property of Transaction. 03
(b) Explain Type of Transactions. 04
(c) Explain Centralized 2PL for distributed DBMS environment. 07
OR
Q.4 (a) Explain Multiple Granularities. 03
(b) Explain classification of concurrency control algorithm in
distributed database.
04
(c) Explain optimistic concurrency control algorithms. 07
Q.5 (a) Explain Transaction Failures in Distributed DBMS. 03
(b) Define Reliability and Availability. 04
(c) Explain Deadlock Avoidance Techniques. 07
OR

Q.5 (a) Explain Fuzzy Check Points. 03
(b) Explain terms: Cascading Abort, Dirty Read, Fuzzy Read, and
Conflict Equivalence.
04
(c) Write a Short note on: Shadow Paging. 07

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