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Database management system in terms of its purpose and use
Database system main concept
Database management system in terms of its purpose and use
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Student name= G..H.H Harshana Sandaruwan.
SQA ID number=
NIC No= 941272851V
Subject name=
Subject code=
Contents
01) Describe fundamentals of Database Management System.
• Evolution of Database Management System.
• Advantages and Disadvantages of the Database
Management System
02) Describe the the following job roles related to
Database Management System.
• Data Administrator (DA).
• Database Administrator (DBA).
• Data Designer.
• Application Developer.
• End User.
03) Documentation should consist of relevant image/diagrams with minimum of 1500 word.
01) Describe fundamentals of Database Management System.
• Evolution
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o 1976 by the relational model employs sets of ledger-style tables, each used for a different type of entity.
o The 1980s did computing hardware become powerful enough to allow the wide deployment of relational systems (DBMSs plus applications).
o The large investment in internet companies help create a web internet soiled grow t
Of DB application google server pamase.
• Advantages and Disadvantages of the Database Management System. File Based
System approach.
o DBMS has very import by the
Now click the “ENTER” key on your keyboard, on your computer is operating in ‘Safe Mode’.
In 1981 Microsoft took the first step toward diversification in the market for programming languages and released MS- DOS, an operating system to the first computer or personal computer (PC ) from IBM. Microsoft then convinced other computer manufacturers to distribute licensed MS- DOS , ...
Helen makes a great point because it wasn’t until a few years ago that technology exploded and began to create all these different forms of databases that can do...
In 1977, Larry Ellison, Bob Miner, and Ed Oates founded System Development Laboratories. After being inspired by a research paper written in 1970 by an IBM researcher titled “A Relational Model of Data for Large Shared Data Banks” they decided to build a new type of database called a relational database system. The original project on the relational database system was for the government (Central Intelligence Agency) and was dubbed ‘Oracle.’ They thought this would be appropriate because the meaning of Oracle is source of wisdom.
iv)Technology model: Here we look how technology used info by previous rows. This is Designer's view.
to replace the IBM machine. In the 1960s and the 1970s IBM came out quickly and built a
Kasdorf, B. (2014). Welcome to the metadata millenium. Book Business, 17(1), 18-23. Retrieved from http://search.proquest.com/docview/1500945974?accountid=10043
[7] Elmasri & Navathe. Fundamentals of database systems, 4th edition. Addison-Wesley, Redwood City, CA. 2004.
Watson, J. (2008). A history of computer operating systems (pp. 14-17). Ann Arbor, MI: Nimble Books.
In ancient times Humans at some point decided to keep information. Most of this information was kept on walls and scrolls. Elaborate types of database systems were created and used by businesses big and small and government.
It all began with Larry Ellison`s vision(Company Founder) saw an opportunity other companies missed: a description of a working prototype for a relational database.
Houghton. A Brief Timeline in the History of Computers. Western Carolina University Retrieved January 30th 2014 from Western Carolina University:
Gates and Allen soon got many opportunities to prove their computer skills. In 1972, they started their own company called 'Traf-O-Data.' They developed a portable computer that allowed them t...
The Database Management System (DBMS) is software that enables the users to define, create, maintain and control the access to the database. It is a software that interact with the user’s applications programs and it database. Meanwhile, information retrieval system is a system that involved the activity that the systems obtain the information. The obtaining information action need the information from it resources.
In our world, people rely heavily on the power of technology every day. Kids are learning how to operate an iPad before they can even say their first word. School assignments have become virtual, making it possible to do anywhere in the world. We can receive information from across the world in less than a second with the touch of a button. Technology is a big part of our lives, and without it life just becomes a lot harder. Just like our phones have such an importance to us in our daily lives, database management systems are the same for businesses. Without this important software, it would be almost impossible for companies to complete simple daily tasks with such ease.