IT Revision

Define Data

Define Info

Define Knowledge

Define Encoding

Advantages of Encoding?

Disadvantages

Explain Value Judgement

Topic 1
Define Processing

Topic 3
Give examples of formats of info

Topic 3
How do you improve quality of data? (7)

Topic 2
Benefits of good quality info?

Topic 2
Limitations of good quality info?

Topic 4
What is validation?

Topic 4
What is verification?

Topic 4
Examples of Validation?

Topic 4
Examples of Verification

Topic 4
Data errors occur in which 4 stages of a computer system?

Topic 4
What errors occur in the input stage of a computer?

Topic 4
What errors occur in the transcription stage of a computer?

Topic 4
What errors occur in the processing stage of a computer?

Topic 4
What errors occur in the transmission stage of a computer?