Validation & Verification Flashcards
Memorize
What is transmission errors
Transmission errors occur when data received is not the same as that transmitted by sender
what is data validation
Data validation is the process of checking the accuracy, integrity, and structure of data before it is used for a business operation
What is data Verification
Data verification is the process of ensuring that data is accurate, complete, and consistent.
What is the difference between data validation and verification
Data verification involves checking the accuracy and completeness of data, while data validation involves ensuring that the data meets certain standards or criteria.
Range Check
checks to see if data entered is within a specific range
Reasonableness Check
Checks to see if data obeys a specific criteria
Data type Check
This checks to see if data is of a specific type
Length check
checks the length of data entered
Consistency Check
This compares the contents of 2 or more filed to make sure they make sense
Presence Check
This type of check ensures the data is actually entered
Format check
this verifies if data is entered in the correct format
Check digit
This is an extra digit added to the end of a code
Double Entery
entering your new password twice
Visual Checks
user reading data entered on screen to conform it has been entered correctly
what is data related hardware
Data processing hardware is equipment that stores, manipulates, and retrieves data automatically. It can be mechanical, electronic, or both.
