Google Analytics integration in Firebase - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to initialize Firebase Analytics in your app.

Firebase

const analytics = getAnalytics([1]);

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

Aapp

Bfirebase

Canalytics

Dconfig

Attempts:

3 left

💡 Hint

Common Mistakes

Passing the wrong variable like 'firebase' or 'config' instead of the app instance.

Not passing any argument to getAnalytics.

You need to pass the Firebase app instance to getAnalytics to initialize Analytics correctly.

2fill in blank

medium

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

Firebase

logEvent(analytics, [1], { value: 100 });

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

A'login'

B'click'

C'purchase'

D'signup'

Attempts:

3 left

💡 Hint

Common Mistakes

Using an unrelated event name like 'login' or 'click'.

Forgetting to put the event name in quotes.

The event name must be 'purchase' to log a purchase event.

3fill in blank

hard

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

Firebase

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

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

AinitializeAnalytics

BgetAnalytics

CfirebaseAnalytics

DanalyticsInit

Attempts:

3 left

💡 Hint

Common Mistakes

Using incorrect function names like 'initializeAnalytics' or 'analyticsInit'.

Trying to import a default export instead of a named export.

The correct function to import for Firebase Analytics is getAnalytics.

4fill in blank

hard

Fill both blanks to configure Firebase Analytics with your app and enable analytics collection.

Firebase

const analytics = getAnalytics([1]);
setAnalyticsCollectionEnabled(analytics, [2]);

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

Aapp

Bfalse

Ctrue

DfirebaseApp

Attempts:

3 left

💡 Hint

Common Mistakes

Passing 'false' to disable analytics collection.

Using an incorrect variable name for the app instance.

You pass the Firebase app instance to getAnalytics and enable analytics collection by passing true to setAnalyticsCollectionEnabled.

5fill in blank

hard

Fill all three blanks to log a 'level_up' event with level number and character name.

Firebase

logEvent(analytics, [1], { level: [2], character: [3] });

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

A'level_up'

B5

C'wizard'

D'game_start'

Attempts:

3 left

💡 Hint

Common Mistakes

Using wrong event names like 'game_start'.

Not quoting string values properly.

Passing level as a string instead of a number.

The event name is 'level_up', with level number 5 and character name 'wizard' as parameters.

Practice

1. What is the main purpose of integrating Google Analytics with Firebase?

easy

A. To host static website files

B. To track user behavior and app usage data

C. To store user passwords securely

D. To send emails to users automatically

Solution

1. Step 1: Understand Google Analytics role

   Google Analytics collects data about how users interact with your app or website.

2. Step 2: Match with Firebase integration purpose

   Firebase uses Google Analytics to provide insights on user behavior and app performance.

3. Final Answer:

   To track user behavior and app usage data -> Option B

4. Quick Check:

   Analytics tracks user behavior = C [OK]

Hint: Analytics means tracking user actions and app usage [OK]

Common Mistakes:

• Confusing analytics with security or hosting
• Thinking analytics sends emails
• Assuming analytics stores passwords

2. Which Firebase CLI command initializes Google Analytics integration in your project?

easy

A. firebase deploy analytics

B. firebase start analytics

C. firebase init analytics

D. firebase enable analytics

Solution

1. Step 1: Recall Firebase CLI commands

   The command to start setup for analytics is 'firebase init analytics'.

2. Step 2: Differentiate from deploy and other commands

   'firebase deploy' applies changes, but does not initialize. 'start' and 'enable' are not valid commands for this.

3. Final Answer:

   firebase init analytics -> Option C

4. Quick Check:

   Initialization uses 'init' command = B [OK]

Hint: Init means start setup; deploy means apply changes [OK]

Common Mistakes:

• Using deploy instead of init to start analytics
• Assuming 'start' or 'enable' commands exist
• Confusing initialization with deployment

3. Given this Firebase Analytics setup snippet, what will be the output in the Firebase console?

firebase init analytics
firebase deploy

medium

A. Google Analytics will be enabled and data collection starts

B. An error will occur because deploy must come before init

C. No changes happen until you manually enable analytics in console

D. The app will crash due to missing configuration

Solution

1. Step 1: Understand command order

   'firebase init analytics' sets up analytics configuration, then 'firebase deploy' applies it.

2. Step 2: Effect on Firebase console

   After deploy, Google Analytics is enabled and starts collecting data visible in the console.

3. Final Answer:

   Google Analytics will be enabled and data collection starts -> Option A

4. Quick Check:

   Init then deploy enables analytics = D [OK]

Hint: Init first, then deploy to enable analytics [OK]

Common Mistakes:

• Thinking deploy must come before init
• Believing manual console enable is required after deploy
• Assuming app crashes without extra config

4. You ran firebase init analytics but forgot to run firebase deploy. What issue will you face?

medium

A. Analytics setup changes won't apply, no data collected

B. Firebase will automatically deploy changes after init

C. Your app will show errors on startup

D. Analytics will collect data but not show in console

Solution

1. Step 1: Understand init vs deploy roles

   'firebase init analytics' prepares config files locally but does not apply them to Firebase project.

2. Step 2: Effect of missing deploy

   Without 'firebase deploy', changes are not sent to Firebase servers, so analytics is not enabled and no data is collected.

3. Final Answer:

   Analytics setup changes won't apply, no data collected -> Option A

4. Quick Check:

   Deploy applies changes; missing deploy means no effect [OK]

Hint: Init prepares; deploy applies changes to Firebase [OK]

Common Mistakes:

• Assuming init auto-deploys changes
• Expecting app errors without deploy
• Thinking data collects without deploy

5. You want to track a custom event named purchase_complete in your Firebase app using Google Analytics. Which step is necessary after enabling Analytics with firebase init analytics and firebase deploy?

hard

A. No extra step needed; all events are tracked automatically

B. Manually add purchase_complete in Firebase console event list

C. Restart Firebase project to activate custom events

D. Add code in your app to log the purchase_complete event

Solution

1. Step 1: Recognize default vs custom events

   Firebase Analytics tracks some default events automatically, but custom events require explicit logging in app code.

2. Step 2: Implement custom event logging

   You must add code in your app to log the 'purchase_complete' event so Firebase can record it.

3. Final Answer:

   Add code in your app to log the purchase_complete event -> Option D

4. Quick Check:

   Custom events need app code logging = A [OK]

Hint: Custom events require explicit logging in app code [OK]

Common Mistakes:

• Expecting console to add custom events automatically
• Thinking restart activates events
• Assuming all events tracked without code