Showing posts with label DBMS. Show all posts
Showing posts with label DBMS. Show all posts

Wednesday, September 18, 2013

CHARACTERISTICS OF DBMS


A database management system is a collection of program that enables user to create is maintaining a database.
                                   
            The DBMS is hence is general purpose software system that facility the process of defining constructing and manipulation database for various applications

 CHARACTERISTICS OF DBMS:
                     
*      Information systems should allow interaction access to data to obtain new information without writing fresh programs.

*      System should be designed to co-relate different data to meet new requirements.

*      Data should be stored with minimum redundancy to ensure consistency in stored data across different application.

*      An independent central repository, which gives information and meaning of available data, is required.

*      Integrated database will help in understand is the inter-relationships between data stored in different applications.

*      The stared data should be made available for access by different users simultaneous.

*      Automatic recovery feature has to be providing to overcome the problems with processing system failure.

Monday, September 2, 2013

DATA BASE MANAGEMENT SYSTEM MAY 2011 QUESTION PAPER

                             II semester  B.C.A Degree Examination,May 2011
                                                   (Y2K8 Scheme)
                                             (2008-09 & Onwards)
                                        Computer Science (BCA 205)
                                DATABASE MANAGEMENT SYSTEM

TIME:3hours                                                                                                        Max Marks 60

Instruction: Answer all sections

SECTION-A

Answer any ten question ,Each question carries one mark .                   10 X 1 =10

1.what is data model?

2.what is data inconsistency?

3.Define specialization?

4.what is Ordering?

5.what is Heap file?