Practice Flashcards: T Level Digital: Data and Analysis | Zestly

Question 1

Data

Accepted Answer

Raw facts and figures without context. The common mistake is assuming data is already useful before it is processed into information.

Question 2

Information

Accepted Answer

Data that has been processed, organised, or structured to provide meaning. The mistake is confusing information with knowledge or wisdom.

Question 3

Primary Key

Accepted Answer

A unique identifier for each record in a database table. The mistake is choosing a field that might change, such as an email address.

Question 4

Foreign Key

Question 5

Normalisation

Question 6

Validation

Question 7

Verification

Question 8

Correlation

Question 9

Mean

Question 10

Filtering

Question 11

Redundancy

Question 12

Data Integrity