Identify the Letter of the Choice That Best Matches the Phrase

Identify the letter of the choice that best matches the phrase or definition.
-What is done to a record so the DBMS will not process it again.

A) proof of concept
B) unit test
C) systems test
D) integration test
E) acceptance test
F) useful
G) documentation
H) character
I) record
J) primary key
K) SQL
L) flagged
M) inaccurate
N) byte
O) DBMS
P) validation
Q) data relationships
R) querying
S) functions
T) integrity