Data is the collection of raw facts and figures. It is without any proper meaning.
Data may be collection of words, numbers, graphics or sounds.
|What is data? Explain different types of data|
Examples of Data
1) Student Data on Admission Forms
When students get admission in a college. They fill admission form. This form contains raw facts (data of student) like name, father’s name, address of student etc.
2) Data of Citizens
During census, data of all citizens is collected.
3) Survey Data
Different companies collect data by survey to know the opinion of people about their product.
4) Students Examination data
In examination data about obtained marks of different subjects for all students is collected.
Different Types Of Data
There are following main types of Data.
1) NUMERIC DATA
Numeric data consists of 0 to 9 digits, + and – sign and decimal point etc.
For example, 10, 78, 90.50, -56 etc
2) ALPHABETIC DATA
It consists of all alphabetic letters A to Z, a to z and blank space etc. For example, Pakistan, Ahmad, Abdul Rahim, GCC , RYK, Ahmad etc.
3) ALPHANUMERIC DATA
It consists of alphabet letters, digits and special characters like #, $, % etc.
For example, House Number 10-A, 14-August-1947, F-16 etc.
4) GRAPHIC DATA
Graphic data or image data consists of charts, graphs and images etc. For example a collection of maps of countries, a collection of family pictures etc.
5) AUDIO DATA
Audio data consists of sounds and voices. For example audio naat, radio program, radio news, audio songs etc.
6) VIDEO DATA
Video data consists of moving pictures. For example movie, TV dram, TV news etc.
7) MIXED DATA
Mixed data consists of combined data of two or more types. For example, TV drama consists of audio as well as video data. Another example of mixed data is the admission form of students. Because students provide different types of data on admission form like numeric data, alphabetic data, alpha numeric data and graphic/image data etc. as explained below:
Numeric data: marks obtained by student
Alphabetic data: Name, father name etc.
Alpha numeric data: Address
Graphic data: Picture of student
This is all about Different Types of Data.
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