Data Validation

What is meant by "data validation"?

• Checking that data is stored legally.

• Ensuring that a firewall is used to protect data.

• Ensuring that the data entered is of the correct data type.

• Checking that the entered data is not stolen.

Which of the following are NOT checked by data validation?

• Range

• Font Type

• Data Type

• Text Colour

• Constraints

What is meant by "range"?

• Checking that the input is within a range of values.

• Checking that the input is entered from a specific area of the keyboard.

• Checking that the mouse distance is within a range of values.

• Checking the distance from the lowest to the highest pitch.

Which is NOT an example of validation using "constraints"

• Date of Birth

• Phone Number

• Street Address

• Debit Card Number

What is a "Post-check action"?

• Checking the input as it is entered.

• Performing a virus scan after the input.

• Informing the user of why the validation failed.

• Checking the input after it is entered.

Which of the following are the THREE types of Post-check actions?

• Advisory action

• Input action

• Enforcement action

• Verification action

Which of the following are INVALID card number inputs?

• 9583 5212 285 1244

• 4626 1950 4829 5735

• 6E20 54A4 21F0 0KJ3

• 2365 3849 1248 9999

Which is NOT an example of a range validation check?

• 
• 
• 
• 

In post-check actions, what does enforcement action do?

• Keeps the data and sends a warning message.

• Restricts what the user can input.

• Clears the bad data from the screen.

• Asks the user to confirm that the data is correct.

In post-check actions, what does advisory action do?

• Restricts what the user can input.

• Keeps the data but also sends a warning message.

• Clears the bad data from the screen.

• Asks the user to confirm if their input is correct.