Exam Details
| Subject | distributed databases | |
| Paper | ||
| Exam / Course | b.tech | |
| Department | ||
| Organization | Vardhaman College Of Engineering | |
| Position | ||
| Exam Date | November, 2017 | |
| City, State | telangana, hyderabad |
Question Paper
(AUTONOMOUS)
B. Tech VIII Semester Supplementary Examinations, November 2017
(Regulations: VCE- R11/R11A)
DISTRIBUTED DATABASES
(Computer Science and Engineering)
Date: 16 November, 2017 AN
Time: 3 hours
Max Marks: 75
Answer ONE question from each Unit
All Questions Carry Equal Marks
Unit I
1.
Explain the advantages of distributed databases over centralized databases.
10M
What are the typical components of distributed database?
5M
2.
Discuss the three important objectives that motivates the features of reference architecture.
8M
Explain the different types of data fragmentation.
7M
Unit II
3.
Discuss the four strategies for the importance of query optimization in Distributed Database.
7M
Explain recovery mechanisms are built for allowing the return to normal operation of a database system after a failure.
8M
4.
Discuss assumptions for distributed query optimization
7M
Explain the concepts of distributed deadlocks with graphs representation.
8M
Unit III
5.
What are the uses of catalogs?
7M
How consistent view of network is determined in distributed databases?
8M
6.
Explain about Non-blocking 2-phase commitment protocol with state diagram.
8M
What is checkpoint? Explain in detail and where we require cold restart.
7M
Unit IV
7.
Explain transaction management in object DBMS.
8M
Draw and explain client server architecture.
7M
8.
Discuss in detail about cache consistency object management.
8M
Explain briefly the usage of query execution engine in processing the query.
7M
Unit V
9.
Explain the structure of a distributed multi DBMS.
7M
What do you mean by push based technologies? Explain its importance.
8M
10.
What is object orientation and interoperability? Explain its importance.
7M
Give an example for transaction execution model.
8M
B. Tech VIII Semester Supplementary Examinations, November 2017
(Regulations: VCE- R11/R11A)
DISTRIBUTED DATABASES
(Computer Science and Engineering)
Date: 16 November, 2017 AN
Time: 3 hours
Max Marks: 75
Answer ONE question from each Unit
All Questions Carry Equal Marks
Unit I
1.
Explain the advantages of distributed databases over centralized databases.
10M
What are the typical components of distributed database?
5M
2.
Discuss the three important objectives that motivates the features of reference architecture.
8M
Explain the different types of data fragmentation.
7M
Unit II
3.
Discuss the four strategies for the importance of query optimization in Distributed Database.
7M
Explain recovery mechanisms are built for allowing the return to normal operation of a database system after a failure.
8M
4.
Discuss assumptions for distributed query optimization
7M
Explain the concepts of distributed deadlocks with graphs representation.
8M
Unit III
5.
What are the uses of catalogs?
7M
How consistent view of network is determined in distributed databases?
8M
6.
Explain about Non-blocking 2-phase commitment protocol with state diagram.
8M
What is checkpoint? Explain in detail and where we require cold restart.
7M
Unit IV
7.
Explain transaction management in object DBMS.
8M
Draw and explain client server architecture.
7M
8.
Discuss in detail about cache consistency object management.
8M
Explain briefly the usage of query execution engine in processing the query.
7M
Unit V
9.
Explain the structure of a distributed multi DBMS.
7M
What do you mean by push based technologies? Explain its importance.
8M
10.
What is object orientation and interoperability? Explain its importance.
7M
Give an example for transaction execution model.
8M
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