Distributed Database Systems (KCA045) - AKTU Question Paper 2024-25
MCA · Semester 4 · Free PDF Download
This is the official AKTU Distributed Database Systems Previous Year Question Paper for MCA Semester 4, academic session 2024-25. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.
Course:MCA
Semester:Semester 4
Session:2024-25
University:AKTU / UPTU
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Questions Asked in 2024-25
Distributed Database Systems (KCA045) — extracted question text · 100 marks · 3 Hours
Section AAttempt all questions in brief. 2 x 10 = 20
- aWhat are the main promises and challenges of distributed DBMS? CO
- bDefine fragmentation and explain its types with examples. CO
- cWhat are the main objectives of distributed query processing? CO
- dDescribe the concept of query localization in distributed systems. CO
- eWhat is serializability in distributed transaction management? CO
- fExplain optimistic concurrency control with an example. CO
- gWhat do you understand by fault tolerance in distributed systems? CO
- hMention key causes of failures in distributed databases. CO4 K3 i. Define object identity and inheritance in object-oriented DBMS. CO5 K5 j. What are persistent programming languages? Give two examples. CO
Section BAttempt any three of the following: 10 x 3 = 30
- aExplain the architectural models of distributed DBMS with neat diagrams. CO
- bDescribe distributed query optimization algorithms in detail. CO
- cExplain concurrency control algorithms and how deadlocks are ma naged in distributed DBMS. CO
- dDiscuss various fault types and reliability protocols used in distributed DBMS. CO
- eDifferentiate between OODBMS and ORDBMS with suitable examples. CO
Section CAttempt any one part of the following: 10 x 1 = 10
- aExplain alternative design strategies in distributed database design. CO
- bDescribe the steps and issues in volved in data allocation in a distributed system. CO
- aExplain in detail the layers of query processing and decomposition. CO
- bCompare centralized and distributed query optimization approach es with examples. CO
- aDiscuss different types of transactions and their properties in DDBMS. CO
- bExplain timestamp ordering and optimistic concurrency control mechanisms. CO
- aExplain local and distributed reliability protocols with appropriate examples. CO
- bDiscuss parallel database system architectures and the need for load balancing. CO
- aExplain the object-oriented data model with a focus on object i dentity and inheritance. CO
- bDescribe distributed object query processing and object storage mechanisms. CO
Question text is extracted from the official AKTU question paper PDF above. Check the original PDF for equations, diagrams and complete wording. Extracted: 2026-08-23.
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