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d) Mobile databases. ______. Whoops! There was a problem loading this page. Database management systems.pdf. Database ma
DATABASE MANAGEMENT SYSTEM - JNTUH R13 SYLLABUS. Structure. 1.1 Objectives. 1.2 Introduction. 1.3 Data Processing Vs. Da
1. What are the responsibilities of the DBA ? 3. 2. Explain program â data Independence. 3. 3. What do you mean by dom
2. a) Give an ER diagram for student database, with all essential ER concepts. 12. b) Write the ... b) Explain the ORACL
c) Discuss the classification of DBMS. 5. 2. a) What are the different types of attributes ? Explain with examples. 10.
issue no. and name. Any member can only. read the journal/magazine in library itself. i.e Journal/Magazine cannot be iss
(3) SQL commands can be written in mixed case (Upper Case + Lower Case) ... c) Explain SELECT statement with GROUP BY an
Give distinction between spanned and un-spanned file organization by giving. suitable examples. 2. Discuss about cluster
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Read PDF Modern Database Management ... and Windows InformationWeek com News analysis and research for business technolo
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Page 1 of 5. I CS-15I. MCA (III Year). Term-End Examination. December, 2009. CT) CS-15 : RELATIONAL DATABASE. Lc) MANAGE
... attributes are covered in 8. some query. - o 0 o -. CST-203P/ S1 1 1,000. Page 1 of 1. Main menu. Displaying Relatio
Give distinction between spanned and un-spanned file organization with suitable. example. 05. b. Which are the different
for specifying data and queries: users directly state in simple sentences that what information the. database contains a
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database objects. A DBMS allows different user application programs to concurrently access the same ... Page 3 of 9. 1.8
design database schemas for efficient data representation implement database ...
Beginning Database Design: From Novice to Professional (2nd ed.). Apress.
Database. Management. Peter Wood. Introduction. Lecture plan. Database
Management. Peter Wood ... long periods of time. (A DBMS is also referred to
more simply as a database system.) .... Database Systems: A Practical Approach
to. Design, Implemen
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JE – 825
*JE825*
VI Semester B.E. (CSE/ISE) Degree Examination, June/July 2013 (Y2K6 Scheme) CI 6.2: DATABASE MANAGEMENT SYSTEM Time : 3 Hours
Max. Marks : 100
Instruction : Answer any five full questions choosing atleast two from each Part. PART – A 1. a) Explain the architecture of DBMS with a neat diagram.
8
b) Discuss the classification of Database Management System.
6
c) Write a note on DBMS languages.
6
2. a) Explain the following with an example for each i) entity iii) cardinality ratio
10
ii) complex attribute iv) foreign key
v) Null valves. b) Write the E-R diagram for a air-ticket reservation system making suitable assumptions, with atleast five entities and relationships.
10
3. a) Explain the ER-to-relational mapping procedure, explaining each step with an example.
10
P.T.O.
JE – 825
-2-
*JE825*
b) Consider the LIBRARY relational schema shown below, which is used to keep track of books, borrowers and book loans. Book
*JE825*
-3-
JE – 825
Write the relational expressions for the following queues i) how many copies of the book titled ‘The Lost Tribe’ are owned by the library branch whose name is ‘sharptown ? ii) For each book that is loaned out from the ‘Sharptown’ branch and whose due date is today, retrieve the book title, the borrower’s name and the borrower’s address. 10 4. a) What is a view in SQL ? How is it defined ? Discuss the problems that may arise when one attempts to update a view. How are views typically implemented ? 10 b) Consider the following relational schema Emp. (eid, ename, age, sal) Works (eid, pid, no-of-hrs, did) Dept (did, dname, Mgrid) Project (pid, pname) Write SQL statements to i) give every employee of did=‘6’ a 10% raise in salary. ii) add ‘John’ as an employee with eid = ‘99’, age = ‘30’ and salary = ‘15,000’. iii) delete the ‘Research’ department and explain what happens when this statement is executed. 10 PART – B 5. a) What are update anomalies ? Explain with an example.
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b) Give the algorithm to determine X+, the closure of X under F. Give an example. 6. a) Define functional dependency. Explain BCNF with an example.
10
b) Define multivalved dependencies and join dependencies with examples. 7. a) Explain the oracle architecture with a neat diagram.
10 10
b) What are the different ways of describing knowledge during data mining ? 8. Write short notes on :
