Exam 1z0-071 topic 1 question 270 discussion

Actual exam question from Oracle's 1z0-071

Question #: 270
Topic #: 1

Which four statements are true regarding primary and foreign key constraints and the effect they can have on table data? (Choose four.)

A. Primary key and foreign key constraints can be defined at both the column and table level.
B. A table can have only one primary key and one foreign key.
C. The foreign key columns and parent table primary key columns must have the same names.
D. A table can have only one primary key but multiple foreign keys.
E. Only the primary key can be defined at the column and table level.
F. It is possible for child rows that have a foreign key to remain in the child table at the time the parent row is deleted.
G. It is possible for child rows that have a foreign key to be deleted automatically from the child table at the time the parent row is deleted.

Show Suggested Answer

Suggested Answer: ADFG 🗳️

by kay000001 at Nov. 8, 2024, 10:18 a.m.

Submit Cancel

2 months ago

Selected Answer: ADFG

A, D, F and G are correct.

upvoted 1 times

...

Most Voted

Loading ...