Question:what is data? 

Data refers to discrete item.

Question:What is information? 

Information is interpreted data.

Question:What is database? 

In Access, a database is the overall container for the data and associated objects. it is more than the collection of tables.

Question:What is relational database? 

Unlike the single table database, a relational database is able to store and manipulate data across the multiple tables.

Question:What is Database Management System (DBMS)? 

The computer Software to manage, maintain database as well as view update and retrieve data is called database management system.

A database management system (DBMS) is a software package designed to define, manipulate, retrieve and manage data in a database. A DBMS generally manipulates the data itself, the data format, field names, record structure and file structure. It also defines rules to validate and manipulate this data. A DBMS relieves users of framing programs for data maintenance. Fourth-generation query languages, such as SQL, are used along with the DBMS package to interact with a database.

Question:What do you mean by data processing? 

The term data processing embraces the technique of sorting, relating, interpreting and computing items of data in order to provide meaningful and useful information.

Question:List some database applications. 

Some of the popular database management systems are: Oracle, Sybase, MS Access, MS SQL Server, Paradox, DB/2, Dbase, FoxPro, MySql

Question:What is MS-Access? 

MS-Access is a RDBMS (Relational Database Management System) application developed by Microsoft Inc. that runs on Windows operating System.

Question:What is relational database? 

A database with tables related to each other on a common field to facilitate the data retrieval from multiple tables is known as relational database.

Question:What is primary key? 

A primary key is a rule which ensures that unique data is entered for the field and the field is not left blank. This is the field that would indentify a record uniquely in table