Database Applications, Characteristics with examples

 DATABASE APPLICATIONS:-

The collection of data, usually referred to as the database, contains information relevant O an enterprise. Today, database systems are widely used to manage large bodies or information. Some of the important database applications are:-

• Banking: For customer information, aceounts, and loans. and banking trane . 
  
• Universities: and grades For student infomation, course registrations, results and grad . 
  
• Airlines: For rvations and schedule information. Airlines inals were situated among around the use databases in a geographically distributed manner-termina situated around the world  acressed the central database system through phone lines and networks. 
  
• Credit card transact For purchases on credit cards and generation  statements. 
  
•  Sales: For customer. product, and purchase information. 
  
•  Telecommunication: For keeping records of calls made, generating monthly monthly hi bil maintaini balances on prepaid calling cards, and storing inrormation about communication networks.
  
•  Manufacturing: For tracking production of items in factories, inventories of itemsi warehouses/stores. and orders for items.
  
•  Human resources: For information about employees, salaries and payroll taxes etc.
  
  
  

MANUAL DATABASE Vs. COMPUTERIZED DATABASE:-

Manual Database:-

1. Manual database is a record keeping systems in which human being manage the whole database without the support of computers. 
   
2. A manual database is like a filing cabinet , and is very slow .
   
3. In a manual database system, information must be typically found by hand rather than  electronically. Someone looking for information in a manual database may have to spend hours searching for a particular piece of data, which is a very time consuming job. 
   
4. Less reliable.
   
5. Manual database system has slow processing speed . It take a lot of time to perform various database operations like sorting , insertion , deltion and searching .
   
6. Manual database systems can be very complex and inaccurate .
   
7. More prone to data loss and data duplicity.
   
8. Difficult to modify or update annual database .

Computerized Database:- 

1. Computerized database is a database that can be managed or accessed by computers.
   
2. A computerized database is store in computer , and very fast organizing information .
   
3.  A computerized database will typically allow users to search the entire database for specific information in seconds.
   
4. More reliable than manual database system .
   
5. Computerized database system has very fast processing .
   
6. Computerized database more accurate and easy to process .
   
7. Less prone to data loss and data duplicity .
   
8.  Computerized database can be easily modified .

APPROACHES TO DATA MANAGEMENT:-

                                                   With the advancements in computer technology, there was a nced to computeTIE he manual way of storing the data in database. Two approachcs uscd for data tIanapenCHl through computers are:-

1. File System Approach
2. Database Approach