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Unformatted text preview: n be best illustrated with an example. For example, a school's
student database might contain the name, sex, date of birth, current address, permanent
address, parent's occupation, marks scored in various subjects in each class already
passed, and current occupation for all the students who are either currently enrolled or
have already graduated from the school. Similarly, an individual's address database might
contain the names, addresses, and telephone numbers of all his/her friends and business
contacts. The data of one student in the student database or one person in the address
database is known as a record.
A database software is a set of one or more programs that enables users to create a
database, maintain it (add, delete and update its records), organize its data in desired
fashion (for example, sort its records alphabetically name-wise), and to selectively
retrieve useful information from it (for example, get the telephone number of the person
named Kashyap Rana from the address database, or get the names of all currently
enrolled students from the student database whose birthdays fall today).
Database software is widely used today by both large and small organizations to maintain
employee data, customer data, assets data, accounting data, etc. Even individuals find the
database software very useful for maintaining data such as list of addresses and telephone
numbers of their friends and relatives, list of household goods and other valuables, list of
various types of savings in different banks, etc. Database software has been discussed in
greater detail in Chapter 16.
A graphics software enables us to use a computer system for creating, editing, viewing,
storing, retrieving and printing designs, drawings, pictures, graphs and anything else that
can be drawn in the traditional manner.
Personal Assistance Software
A personal assistance software allows us to use personal computers for storing and
retrieving our personal information, and planning and managing our schedules, c...
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This document was uploaded on 04/07/2014.
- Spring '14