MIST 4610 Question and answers 100% correct 2024 MIST 4610 - Quiz 2 Review
Insert Anomalies - correct answer inability to add data to the database due to absence of other data
Delete Anomalies - correct answer unintended loss of data due to deletion of other data
Update Anomalies - co...
MIST 4610 - Quiz 2 Review
Insert Anomalies - correct answer ✔inability to add data to the database due
to absence of other data
Delete Anomalies - correct answer ✔unintended loss of data due to deletion
of other data
Update Anomalies - correct answer ✔data inconsistency that results from
data redundancy and a partial update
Associative or Weak entity - correct answer ✔Used to connect two entities in
a M:M relationship
Foreign Key - correct answer ✔Used to record a 1:M relationship
referential integrity constraint - correct answer ✔for every value of a foreign
key, there must be a primary key with that value
Tables vs Entities - correct answer ✔Tables have primary keys, Entities have
identifiers
GROUP BY - correct answer ✔Reports information in groups
HAVING - correct answer ✔The WHERE clause of groups
Subquery - correct answer ✔Query nested within another query
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