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.A presence check is used to check if something is there.
- 4What is a range check?A range check is used to see if a number is between a certain amount. [e.g. 1-12]
- 5Give an example of when a length check would be used.A length check makes sure what ever the input is that it is a certain length of characters.
- 6Why would a programmer use a modulus check?A modulus check is used to make sure an account number is a genuine account number.
- 7When creating an authentication routine into a program what are the five elements it would require?A list of all the the registered usernames and passwords.
data input for the username.
A routine check to make user the username is registered.
Data input for the user's password.
A routine to check that the password is correct.
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- GCSE IT Karteikarten am Input and Output Chapter 6, erstellt von Dylan Spencer am 22/09/2017.
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- Dylan Spencer
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- Erstellt von Mrs H. Noble · 22 Sep 2017
- Kopiert von Dylan Spencer · 22 Sep 2017
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