CS 221: Database Systems › Lesson 4 of 10

Joins & Set Operations

Lesson 4 · OKSTEM College · AS Computer Science

Joins & Set Operations

Study Joins & Set Operations — complete the practice problems in your notebook.

Interactive Lab

Knowledge Check

CS 221 Lesson 4 — Question 1

Incorrect.
Correct!
Incorrect.
Incorrect.

CS 221 Lesson 4 — Question 2

Incorrect.
Correct!
Incorrect.
Incorrect.

CS 221 Lesson 4 — Question 3

Incorrect.
Correct!
Incorrect.
Incorrect.

CS 221 Lesson 4 — Question 4

Incorrect.
Correct!
Incorrect.
Incorrect.

CS 221 Lesson 4 — Question 5

Incorrect.
Correct!
Incorrect.
Incorrect.

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