Database( week 7,8)


Database: A collection of interrelated data stored together with controlled redundancy to serve one or more applications in an optimal way.

Types of Database Models:
•       Hierarchical database
•       Network database
•       Relational database
•       Object-relational database

In this week we did an activity to create a database using Microsoft Access.

Comments

Post a Comment

Popular posts from this blog

Data and information (information management),(week 1,2)

This session was about ice-breaking session. At first, our lecturer miss khairunnisha gave us a form to fill. The purpose of this activity was to inform about data and information.it was about my personal information which I filled discussing with my friend la from Myanmar. by this activity, I knew about data---------------- DATA --which is an incomplete form and also can be numbers, characters, symbols, pictures or even sound.  --it has no value when it exists in that form before going to be an information                                                 Information: Ø           -Information is data but organized and meaningful. Ø     -Purpose, meaning and the process can be information. • ...
Read more

Information system,types,methodology (week 5,6)

There are three main groups of information system TPS, MIS, AND DSS. and another kind of information system is ESS.  There are three levels of information system: 1. Low-level manager(TPS): Recorded for future action, capture and record the data, only cause supervisor, also known as DPS(data processing system), support day to day business system. 2. Middle manager( MIS): A tactical manger which relates with short term plan, a collection of data, people, procedures, database and drives that provides with the information system.It also summarize the data. here TPS works as input and output is MIS. only use middle manger integrated between one department to another department. solve any kind of problem by using 7 steps. deals with the past and present rather than future. example of MIS is sales management system, here included that  the system of our library is integrated management system.    3.  DSS: decision support system, use by tactical m...
Read more