Karteikarten
Input and Output Chapter 6
Karten in diesem Stapel (7)
- 1What does GIGO stand for?Garbage in Garbage out
- 2What is the purpose of validation?Validation checks that the data is sensible
- 3Describe what a presence check is used for.To check if something is there
- 4What is a range check?A check to make sure the value of the entered data is within a certain range
- 5Give an example of when a length check would be used.When making a password that must fit a criteria
- 6Why would a programmer use a modulus check?Validating a sort code and account number combination. Used in banking.
- 7When creating an authentication routine into a program what are the five elements it would require?- A list of all the registered usernames and passwords
- Data input for the username
- A routine to check that the username is registered
- Data input for the users password
- A routine to check the users password is correct
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- GCSE IT Karteikarten am Input and Output Chapter 6, erstellt von David Bentham am 22/09/2017.
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- David Bentham
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- Erstellt von Mrs H. Noble · 22 Sep 2017
- Kopiert von David Bentham · 22 Sep 2017
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