User properties in Firebase - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to set a user property named 'favorite_color' with the value 'blue'.

Firebase

firebase.analytics().setUserProperties({ [1]: 'blue' });

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

Asession_duration

Buser_id

Cfavorite_color

Devent_name

Attempts:

3 left

💡 Hint

Common Mistakes

Using event names instead of user property names.

Using reserved keywords like 'user_id' incorrectly.

The setUserProperties method requires the property name as the key. Here, 'favorite_color' is the correct user property name.

2fill in blank

medium

Complete the code to set the user property 'membership_level' to 'gold'.

Firebase

firebase.analytics().setUserProperties({ [1]: 'gold' });

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

Amembership_level

Buser_status

Cpurchase_amount

Dlast_login

Attempts:

3 left

💡 Hint

Common Mistakes

Using unrelated property names.

Confusing user properties with event parameters.

To set a user property, use the exact property name as the key. Here, 'membership_level' is the correct key.

3fill in blank

hard

Fix the error in the code to correctly set the user property 'preferred_language' to 'en'.

Firebase

firebase.analytics().setUserProperties({ [1]: 'en' });

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

Apreferred_language

Bpreferred-language

CPreferredLanguage

Dlanguage_preferred

Attempts:

3 left

💡 Hint

Common Mistakes

Using hyphens instead of underscores.

Using camelCase or PascalCase instead of snake_case.

User property names must use underscores and lowercase letters. 'preferred_language' is the correct format.

4fill in blank

hard

Fill both blanks to set user properties 'age' to 30 and 'subscription_status' to 'active'.

Firebase

firebase.analytics().setUserProperties({ [1]: 30, [2]: 'active' });

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

Aage

Bsubscription_status

Cuser_age

Dstatus

Attempts:

3 left

💡 Hint

Common Mistakes

Using incorrect or shortened property names.

Mixing up the order of properties.

The user property keys are 'age' and 'subscription_status' as given. Use these exact keys to set the properties.

5fill in blank

hard

Fill all three blanks to set user properties: 'gender' to 'female', 'level' to 'beginner', and 'notifications_enabled' to true.

Firebase

firebase.analytics().setUserProperties({ [1]: 'female', [2]: 'beginner', [3]: true });

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

Agender

Blevel

Cbeginner

Dnotifications_enabled

Attempts:

3 left

💡 Hint

Common Mistakes

Putting boolean values inside quotes.

Using incorrect property names.

Set the user properties using the exact keys and values: 'gender', 'level', and 'notifications_enabled'. Note that 'notifications_enabled' is a boolean and should not be in quotes here.