Task dependencies (>> and << operators) in Apache Airflow - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to set task1 to run before task2 using the >> operator.

Apache Airflow

task1 [1] task2

Drag options to blanks, or click blank then click option'

A>>

B-

C+

D<<

Attempts:

3 left

💡 Hint

Common Mistakes

Using << instead of >> reverses the order.

The >> operator sets the left task to run before the right task.

2fill in blank

medium

Complete the code to set task3 to run after task4 using the << operator.

Apache Airflow

task3 [1] task4

Drag options to blanks, or click blank then click option'

A-

B>>

C<<

D+

Attempts:

3 left

💡 Hint

Common Mistakes

Using >> instead of << reverses the dependency.

The << operator sets the left task to run after the right task.

3fill in blank

hard

Fix the error in the code to correctly set taskA to run before taskB.

Apache Airflow

taskA [1] taskB

Drag options to blanks, or click blank then click option'

A>>

B+

C<<

D-

Attempts:

3 left

💡 Hint

Common Mistakes

Confusing << and >> operators.

To set taskA before taskB, use >>. Using << reverses the order.

4fill in blank

hard

Fill both blanks to set taskX to run before taskY and taskY to run before taskZ.

Apache Airflow

taskX [1] taskY [2] taskZ

Drag options to blanks, or click blank then click option'

A>>

B<<

C+

D-

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing << and >> operators incorrectly.

Using >> sets the order: taskX before taskY, and taskY before taskZ.

5fill in blank

hard

Fill all three blanks to set task1 before task2, task3 after task2, and task4 before task3.

Apache Airflow

task1 [1] task2
 task3 [2] task2
 task4 [3] task3

Drag options to blanks, or click blank then click option'

A>>

B<<

Attempts:

3 left

💡 Hint

Common Mistakes

Confusing the direction of << and >> operators.

Use >> for 'before' and << for 'after' to set correct dependencies.