Explained clearly the difference between data and information

1. Prepared by: Anne Perera
INFORMATION &
COMMUNICATION TECHNOLOGY
DATA AND INFORMATION

2. What is ICT?
ICT Grade 10
ICT is,
The use of telecommunication, computer, and related devices
& technologies to access, manipulate/ process, store and
spread out data.

3. DATA
ICT Grade 10
DATA is,
Row facts related to things, people, place or event, which are in
unprocessed form and have no/ little meaning.
Data have to be
•Accessed
•Stored
•Processed
•Spread out
In decision making process
DATA
Process
Spread
out
StoreAccess

4. ICT Grade 10
Data exists in the following forms.
1. Text
•Digits ( 0 - 9)
•Letters (a-z A-Z)
•Punctuation marks (, . : ; etc)
•Control characters ( $ # @ ^ ! space etc)
2. Audio - Tones and other sounds, voice
3. Images -Dots, Lines, Circles, pictures………… etc.
DATA

5. ICT Grade 10
Examples for DATA
Employee
Name
20,500
Job title
$

6. Nature of data
Data can be
• Collected and stored.
• Retrieved from a storage medium.
• Communicated.
• Processed.
ICT Grade 10

7. Classification of data
Data can be categorized into two basic forms.
1) Quantitative data – Data that can be
expressed numerically.
2) Non-quantitative data – Data cannot be
expressed numerically.
ICT Grade 10

8. Quantitative data
• Data that can be measured numerically.
• Deals with numbers.
Eg:- The number of attendees at an event.
The temperature in a given location.
A person's height in inches.
ICT Grade 10

9. Non-quantitative data
• Data cannot be expressed numerically.
• Also known as qualitative data.
• Deals with descriptions.
Eg:- Favourite colour.
Place of birth.
Favourite food.
ICT Grade 10

10. Why quantitative & non-quantitative
data?
ICT Grade 10

11. What is PROCESS ?
ICT Grade 10

12. Types of processes
• Arithmetic process
• Logical process
• Sorting/ ordering / grouping
• Manual process
• Automated process
ICT Grade 10

13. What is INFORMATION?
ICT Grade 10
INFORMATION is,
A set of data which is processed in meaningful way
according to the given requirement/situation.

14. DATA Vs INFORMATION
ICT Grade 10

15. WHY data & information ?
Making
Decisions
ICT Grade 10