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Database Management Systems

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38
votes
1
answer
623k
views
5 follow
1
answer
Draw E-R diagram for Hospital management System.
database management systems updated 4.2 years ago by saibhavya2150 • 20
3
votes
1
answer
5.0k
views
1
answer
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 4.5 years ago by pg1118329 • 0
13
votes
2
answers
153k
views
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 4.4 years ago by gowthamramar1986 • 20
3
votes
1
answer
22k
views
1
answer
Discuss the different security and authorization mechanisms in database management system.
database management systems updated 4.6 years ago by pg1118329 • 0
5
votes
1
answer
1.3k
views
1
answer
What are the advantages of database management system over file based system?
database management systems updated 4.6 years ago by vyshnavitorlako909 • 10
6
votes
1
answer
98k
views
1
answer
Draw an ER diagram for university database consisting of four entities
database management systems updated 3.7 years ago by phenjoisilab • 0
0
votes
1
answer
13k
views
1
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Explain the steps of an algorithm for ER to relational mapping
database management systems updated 4.6 years ago by pg1118329 • 0
2
votes
1
answer
12k
views
1
answer
Consider the following employee database
database management systems updated 10.0 years ago by teamques10 ★ 70k
3
votes
1
answer
19k
views
1
answer
List ACID properties. Explain usefulness of each.
database management systems updated 10.0 years ago by teamques10 ★ 70k
6
votes
1
answer
30k
views
1
answer
Explain log based recovery
database management systems updated 10.0 years ago by teamques10 ★ 70k
30
votes
1
answer
123k
views
1
answer
Describe overall architecture of DBMS with diagram.
database management systems updated 4.4 years ago by teamques10 ★ 70k
10
votes
1
answer
138k
views
1
answer
Explain Total Participation and Partial Participation with example.
database management systems updated 4.6 years ago by pg1118329 • 0
5
votes
1
answer
46k
views
1
answer
Describe conflict serializability and view serializability with examples.
database management systems updated 4.1 years ago by afthabkha447 • 20
2
votes
2
answers
8.9k
views
2
answers
Explain different data models with its advantages and disadvantages
database management systems updated 4.4 years ago by teamques10 ★ 70k
7
votes
1
answer
131k
views
1
answer
Explain types of integrity constraints with example.
database management systems updated 4.6 years ago by pg1118329 • 0
1
vote
1
answer
1.4k
views
1
answer
Differentiate between DBMS and RDBMS.
database management systems updated 4.4 years ago by abhi022mahajan • 0
6
votes
1
answer
4.9k
views
1
answer
What is ER Diagrams in DBMS
database management systems updated 4.6 years ago by abhi022mahajan • 0
0
votes
0
answers
804
views
0
answers
(Duplicate) Project of er diagram for hospital
database management systems updated 4.3 years ago by abhi022mahajan • 0
3
votes
1
answer
3.6k
views
1
answer
Draw an ER diagram for ticketing system
database management systems updated 4.3 years ago by pg1118329 • 0
1
vote
1
answer
1.1k
views
1
answer
How many key values you can enter in a leaf and non-leaf node of a B+ tree?
database management systems updated 4.3 years ago by pg1118329 • 0
2
votes
1
answer
2.2k
views
1
answer
Convert the following EER diagram to tables
database management systems updated 4.3 years ago by pg1118329 • 0
2
votes
1
answer
1.6k
views
1
answer
Formulate Relational Algebra for Queries
database management systems updated 4.2 years ago by pg1118329 • 0
2
votes
1
answer
6.7k
views
1
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For the following dependencies find the candidate keys.
database management systems updated 4.2 years ago by pg1118329 • 0
2
votes
1
answer
2.8k
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 4.2 years ago by pg1118329 • 0
2
votes
1
answer
2.7k
views
1
answer
Convert the following tables to suitable Normal Form.
database management systems updated 4.2 years ago by pg1118329 • 0
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