In an ER diagram a 1:M relationship shows a simple straight line between two entities.
Correct Answer:
Verified
Q2: Relationships between entities in database tables are
Q3: A student can take many different classes
Q4: A shorthand method of identifying a table
Q5: A DBMS is usually administered by several
Q6: A composite key usually comprises fields that
Q8: A candidate key for a database table
Q9: First normal form means that the data
Q10: A foreign key value must exist in
Q11: Redundant data is a big problem because
Q12: The purpose of normalization is to store
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