Identify the Letter of the Choice That Best Matches the Phrase

Multiple Choice

Identify the letter of the choice that best matches the phrase or definition.
-Eight bits grouped together in a unit comprise this.

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