Why analytics drive product decisions in Firebase - Test Your Understanding

Practice - 5 Tasks

1fill in blank

easy

Complete the code to initialize Firebase Analytics in your app.

Firebase

const analytics = [1]();

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Aauth

BinitializeApp

CgetFirestore

DgetAnalytics

Attempts:

3 left

💡 Hint

Common Mistakes

Using initializeApp instead of getAnalytics

Confusing Firestore with Analytics

The getAnalytics() function initializes Firebase Analytics for your app.

2fill in blank

medium

Complete the code to log a custom event named 'purchase' with Firebase Analytics.

Firebase

analytics.[1]('purchase', { item: 'book', price: 9.99 });

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AlogEvent

BrecordEvent

CsendEvent

DtrackEvent

Attempts:

3 left

💡 Hint

Common Mistakes

Using trackEvent which does not exist

Using sendEvent or recordEvent which are invalid

The logEvent method sends custom event data to Firebase Analytics.

3fill in blank

hard

Fix the error in the code to correctly import Firebase Analytics.

Firebase

import { [1] } from 'firebase/analytics';

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AinitializeAnalytics

BgetAnalytics

CfirebaseAnalytics

DanalyticsInit

Attempts:

3 left

💡 Hint

Common Mistakes

Using initializeAnalytics which does not exist

Using incorrect names like firebaseAnalytics

The correct import is getAnalytics from 'firebase/analytics'.

4fill in blank

hard

Fill both blanks to send an event with a dynamic parameter.

Firebase

analytics.[1]('select_content', { content_type: [2] });

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AlogEvent

Btrack

C'article'

D'video'

Attempts:

3 left

💡 Hint

Common Mistakes

Using track instead of logEvent

Using wrong content type strings

Use logEvent to send events and specify the content type as 'article'.

5fill in blank

hard

Fill all three blanks to initialize Firebase app, get analytics, and log a 'login' event.

Firebase

const app = [1](firebaseConfig);
const analytics = [2](app);
analytics.[3]('login');

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AinitializeApp

BgetAnalytics

ClogEvent

DstartAnalytics

Attempts:

3 left

💡 Hint

Common Mistakes

Using startAnalytics which does not exist

Mixing up the order of calls

First, initialize the app with initializeApp, then get analytics with getAnalytics, and finally log the event with logEvent.