These flash cards are a condensed down version of all the knowledge on 3.1.1
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Created by Morgan Callaghan
over 7 years ago
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Close
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Created by Morgan Callaghan
over 7 years ago
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What is data?
What is information?
How does data gain structure?
Give an example
How does data gain context?
Give an example
How does data gain Meaning?
Give an example
Give the "Equation" to make data into information
Give three ways of presenting data
When can text be used?
When can Graphics/Images be used?
When can Sound be used?
When can Moving Images/animations be used?
When can LED be used?
One advantage of using text
One disadvantage of using text
One advantage of using Images
One disadvantage of using Images
One advantage of using sound
One disadvantage of using sound
One advantage of using moving image/animation
One disadvantage of using moving image/animation
One advantage of using LEDs
One disadvantage of using LEDs
What is knowledge
Give an example
DATA TYPES
What is Boolean
What is Real
What is an Integer
What is a String
What is Date and Time
What is the data type of a telephone number
What does a "direct source of data" mean?
Advantages of Direct source
Disadvantages of Direct Source
What does an "Indirect source of data" mean?
Advantages of Indirect source?
Disadvantages of Indirect Source?
Name one factor which affects the quality of information. Explain the one you've chosen
What is the purpose of encoding data?
Ways to encode:
What is the purpose of validation?
Name a Type of validation
What is check digit?
What is it used for?
How does check digit work?
What is the purpose of verification?
Name the two types of verification
Name one problem with Computer verification
Name one problem with Manual Verification
What is a transcript error? Give an example
What is a transposition error? Give an example
What is the difference between Backing Up and Archiving data?
Name 3 costs of personnel
Name 3 costs of Software
Name 3 costs of Hardware
Name 3 cost of consumables
Describe the diagram of the input, output, process, storing feedback.
What is Inputting?
What types of inputs are there?
What is processing?
What are the three "steps" of processing?
What is storage?
What is in storage?
What is outputting?
What types of outputs are there?
What is feedback?
What is a closed Loop
What is an open Loop
What are the steps of a UPC Check Digit Modulus 10?
What is Modulus 11 used for?
Explain the steps of modulus 11
