Term 1 Flashcards
(14 cards)
integrity terms
Accuracy, authenticity, correctness, reasonableness, relevance, timeliness
types of testing
formal (benchmarking), technical (testing as you go)
effectiveness terms
accuracy, accessibility, clarity, attractiveness, communication of message, completeness, readability, timeliness, usability
efficiency
time, cost, effort
4 types of relational databases
one to one, one to many, many to one, many to many
data types
Boolean, numeric, text
forms of data validation
existence checks, type checks, range checks
use of data validation
to check for the completeness and reasonableness of data
primary key
unique identifier
foreign key
a unique identifier in another table
flat file
use of verification
checks that data entry matches source data (proofreading, confirming data against other sources and checking that data visualised is consistent with the data acquired)
use of queries
to retrieve, manipulate, delete or add data to a database