DATABASE

Validation:  the activity whereby a data element is checked as having a value that is fully applicable to the identity given to the data element, or a set of data elements that is checked as being acceptable for their purpose.

Some examples of issues that may be uncovered during the validation process include:

• Insufficient vertical descent angles

• Misplaced fix or runway threshold coordinates

• Unnecessary or incorrect turn directions

• Incongruent magnetic variations

• Inadequate intercept angles

Verification:  the activity whereby the current value of the data element is checked against the value originally supplied.