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Database Management Systems

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31
votes
1
answer
386k
views
1
answer
Draw E-R diagram for Hospital management System.
database management systems updated 9 months ago by jaypanchal90968 • 20
3
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1
answer
2.7k
views
1
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Assume that two students are trying to register for a course in which there is only one open seat. What component of a database system prevents both students from being given that last seat?
database management systems updated 13 months ago by binitamayekar ★ 5.8k
5
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1
answer
475
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1
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What are the advantages of database management system over file based system?
database management systems updated 14 months ago by apsareena • 660
11
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2
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92k
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2
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Construct an ER diagram for car insurance company that has a set of customers each of whom owns one or more cars. Each car has associated with it zero to any number of recorded accidents
database management systems updated 11 months ago by dragionro479 • 40
2
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1
answer
19k
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1
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Discuss the different security and authorization mechanisms in database management system.
database management systems updated 14 months ago by binitamayekar ★ 5.8k
2
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1
answer
647
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1
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Write SQL statements for Queries
database management systems updated 9 months ago by binitamayekar ★ 5.8k
2
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1
answer
618
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1
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Formulate Relational Algebra for Queries
database management systems updated 10 months ago by binitamayekar ★ 5.8k
5
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1
answer
27k
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1
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Explain log based recovery
database management systems updated 6.7 years ago by teamques10 ★ 45k
2
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1
answer
3.3k
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1
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For the following dependencies find the candidate keys.
database management systems updated 9 months ago by binitamayekar ★ 5.8k
4
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1
answer
110k
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1
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Explain Total Participation and Partial Participation with example.
database management systems updated 14 months ago by binitamayekar ★ 5.8k
3
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1
answer
909
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1
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Draw an ER diagram for ticketing system
database management systems updated 11 months ago by binitamayekar ★ 5.8k
2
votes
1
answer
581
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1
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Convert the following EER diagram to tables
database management systems updated 10 months ago by binitamayekar ★ 5.8k
2
votes
2
answers
4.9k
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2
answers
Explain different data models with its advantages and disadvantages
database management systems updated 12 months ago by teamques10 ★ 45k
3
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1
answer
15k
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1
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List ACID properties. Explain usefulness of each.
database management systems updated 6.7 years ago by teamques10 ★ 45k
7
votes
1
answer
118k
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1
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Explain types of integrity constraints with example.
database management systems updated 14 months ago by binitamayekar ★ 5.8k
0
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1
answer
11k
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1
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Explain the steps of an algorithm for ER to relational mapping
database management systems updated 14 months ago by binitamayekar ★ 5.8k
2
votes
1
answer
538
views
1
answer
Companies manufacture ranges of products which are purchased by customers. The relation schema for this operation is given by:
database management systems updated 9 months ago by binitamayekar ★ 5.8k
6
votes
1
answer
73k
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1
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Draw an ER diagram for university database consisting of four entities
database management systems updated 3 months ago by sagarkolekar ★ 10k
2
votes
1
answer
780
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1
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Convert the following tables to suitable Normal Form.
database management systems updated 9 months ago by binitamayekar ★ 5.8k
6
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1
answer
3.0k
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1
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What is ER Diagrams in DBMS
database management systems updated 14 months ago by prakhar1144 ★ 5.0k
0
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0
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278
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0
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(Duplicate) Project of er diagram for hospital
database management systems updated 11 months ago by prakhar1144 ★ 5.0k
1
vote
1
answer
399
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1
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How many key values you can enter in a leaf and non-leaf node of a B+ tree?
database management systems updated 10 months ago by binitamayekar ★ 5.8k
2
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1
answer
431
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1
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Create and populate database using Data Definition Language (DDL) and DML Commands.
database management systems updated 9 months ago by binitamayekar ★ 5.8k
5
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1
answer
38k
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1
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Describe conflict serializability and view serializability with examples.
database management systems updated 8 months ago by pratikshajawale456 • 30
1
vote
1
answer
688
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1
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Differentiate between DBMS and RDBMS.
database management systems updated 12 months ago by prakhar1144 ★ 5.0k
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