CS501 Short Notes for Final Term

CS501 Short Notes for Final Term. Aslam u Alaikum dear students. If you are looking for CS501 Short Notes for Final Term file? Then you are visiting the right website. I provided the perfect solution here according to my efforts. If there is any mistake then please correct it before submitting the VULMS account and before midterm and final term exams preparation. Thanks

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CS501 Short Notes for Final Term
CS501 Short Notes for Final Term

Better data integrity A very important feature; means the validity of the data entered into the database.
Since the data is located in a central location and managed by a DBMS, so provides a very helpful check or ensure that data is entered into the database is indeed valid. Data integrity is very important because all processing and the information obtained in return is based on data.

Now if the data is entered is not valid how can we be sure that the processing in the database is correct and
are the results or information obtained valid? Businesses decide on based on information obtained from the database and lead to incorrect information wrong decisions and business collapse. In a DBMS environment
it provides many features to ensure data integrity and therefore provides more reliable data
processing environment.

Dear students, that’s all for this lecture. Today we got an introduction to the course the importance of databases. Then we saw different database definitions and studied what is data processing, then various features of traditional file processing were studied environment and database (DB) system environment. We were at the end of the lecture discuss the advantages of the DB approach. There are some others to study in
another lecture. Suggestions are welcome.
Exercises
o Think about the data you might want to store about different things around you
o Mention the changes that may occur during the operation of any system, say a railway
Reservation system.

CS501 Short Notes for Final Term

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