Google Cloud Professional Cloud Developer Sample Questions & Practice Test

Sharpen your exam readiness with Google Cloud Professional Cloud Developer sample questions designed to reflect the actual certification format. This resource offers hands-on GCP developer practice exams covering topics like app deployment, cloud APIs, CI/CD, monitoring, scalability, and performance optimization. Whether you’re preparing for the Google Cloud Developer certification for the first time or reviewing key concepts, these sample questions will help you validate your skills, identify weak areas, and build exam confidence. Perfect for cloud-native developers, engineers, and software professionals aiming to pass the Google Cloud Professional Cloud Developer exam on the first try.

Google Cloud Professional Cloud Developer Sample Questions List :

1. ____________ is a platform that monitors, updates and scales the hosting environment while you just have to write your mobile backend code ?

1. Cloud Firebase Function

2. HTPs Functions

3. Callable

4. All of the above

2. Cloud storage allows developers to quickly & easily upload files to ?

1. A google cloud storage bucket

2. Firestone

3. Both a & b

4. None of the above

3. The Firebase CLI consists of __________ enumerator ?

1. Automated real time data synchronization across multiple devices

2. Rapid Development of a backed service

3. Apps that need a back-end service to modify the synchronized data 

4. Gracefully handing the offline case

4. What is the command to deploy indexes in firebase CLI? ?

1. Firebase deploy

2. Firebase init firestore

3. only firestore

4. None of the above

5. ______________ Billing Plan is used to ignore any extra cost. It is also referred to as a “pay while you use” plan ?

1. IoT

2. Software as a Service

3. Backend as a service

4. None of the above

6. __permission is granted to retrieve Firebase projects ?

1. service usage

2. Firebase service

3. Resource manager

4. None of the above

7. ______________ Billing Plan is used to ignore any extra cost. It is also referred to as a “pay while you use” plan ?

1. Firebase admin version 8.00 or higher

2. Firebase function version 3.00 or higher

3. Firebase/dependency version 06.00 or higher

4. Both 1 & 2

8. What are the means to support authentication?

1. Password

2. Popular Federated identity provider

3. Phone numbers

4. All of the above

9. Which of the following is it NOT recommended to infuse development of mobile & web application with firebase ?

1. Computer engines

2. Firebase Quality

3. App Engine Standard Environment .

4. Firebase Predictions

10. What is the full form of IAM?

1. International authenticity manager

2. Identity and Access Management

3. Identification & Accessibility management

4. None of the above

11. Your Cloud Functions depends on ________ version (s) to use local emulators ?

1. Basic Plan

2. Blaze Plan

3. Both 1 & 2

4. None of the above

12. ____________ should be the first line in your security rules command, since it changes the behavior of recursive wildcards & is used for collection of group queries ?

1. "rule_version="2;

2. "rule_version="3;

3. "rule_Version=";2

4. "rule_Version="3;

7. To run the cloud function emulator, use the ___________ command ?

1. Emulator:start

2. Emulator:Start

3. Firebase init

4. Both 1 & 3

14. Which of the following commands do you use for long running operations ?

1. Cloud firestore operation list

2. only firestore indexes

15. Computer engines & REST or gRPC are NOT recommended for which of the following?

1. Apps that require automatic real time data synchronization across device automatic maintenance & automatic scaling 

2. Porting an existing backed service ruining on an on premises service or a viral

3. Backend service that require a custom server or third party libraries

4. None of the above

16. The ___________ in the cloud platform console tracks cloud firestore usage & quota information ?

1. Billing Section

2. App engine quotas

3. None of them

4. All of the above

17. Which of the following platforms is NOT used to enable testing for cross product interaction?

1. Cloud Fires store

2. A/B Testing

3. Firebase hosting

4. All of the above

18. ____________ command takes files via the JavaScript File & Blob APIs and uploads them to Cloud Storage ?

1. Put()

2. PutString()

3. Putstring()

4. None of the above

19. ___________ helps you run Virtual machines on google ?

1. Firebase hosting

2. App Engine Standard Environment

3. App Engine Flexible Environment

4. Computer Engines

20. The authorization rules for firebase security helps you restrict the _________ requests to a certain user or limit of upload?

1. user based security

2. Google Cloud Storge

3. Firebase security

4. None of the above

21. Following are the type of auth, tokens ?

1. identity provider token

2. Firebase custom token

3. Firebase  ID token

4. All of the above

22. Which of the following role (s) is NOT supported by IAM ?

1. Primitive roles

2. custom roles

3. predefined role

4. None of the above

23. Before you update your cloud firestore you need to __________?

1. Deploy security rules

2. Bifurcate your rules authenticated or no authentication on the basis of reads write or deletes

3. write your rules in the online editor

4. None of the above

24. ___________ are the roles that grant full read/write or read-only access to all the Firebase products?

1. Product category role

2. Firebase level roles

3. custom roles

4. None of the above

25. ___________ are the roles, supported by IAM, structured around Google Analytics and the Firebase Develop, Quality, and Grow product groups ?

1. Primitive roles

2. Product level roles

3. Firebase level roles

4. None of the above

26. ___________ are the roles, supported by IAM, fully customized to create a set of tailored permissions that meet the specific requirements of your organization ?

1. Primitive roles

2. Product level roles

3. Predefined roles

4. Custom roles

27. Firebase authentication is available in the following methods ?

1. Google singn in Methods

2. Mobile Auth Methods

3. Both A & B

28. ___________ is used to manually integrate one or several sign-in methods for users, in your application ?

1. Firebase Authentication SDK

2. Federated identity Providers

3. Cloud Firestone

4. google cloud storage bucket

29. Firebase hosting is the process where we can perform any one of the following tasks ?

1. host any website on Firebase

2. host website with nodejs environment

3. firebase authorised webste hosting

30. Which of the following can be used to secure your data for mobile/web?

1. Cloud Firestone Secuirty Rule s

2. Identity and Access Management

3. Both A & B

4. None of the above

31. What are the firebase hosting offerings ?

1. static and dynamic content

2. Fast and secure hosting for web application

3. Micros services

4. All of the above

32. Which one of the following can be used to secure server development?

1. Cloud Firestore Security Rules

2. Identity and Access Management

3. Both A & B

4. None of the above

33. While implementing firebase hosting, before running firebase init to connect the directory to a Firebase project, we Add your ____________ to a local project directory.

1. dynamic content

2. Micro service

3. static assets

4. None of the above

34. _____________ reflects the total number of documents that were actually processed, which might be different from the value of ________. ?

1. workCompleted WorkEstimated

2. workEstimated Work completed

3. work Estimaetd Work Estimated

35. Firebase authentication is available in the following methods ?

1. Mobile auth Methods

2. Google sign in Method

3. All of the above

4. None of the above

36. Costs for non-Firebase services can include any usage of services like the following ?

1. Computer Engine Recourse like cloud function

2. Cloud Firestore

3. Google APIs that are not Firebase specific APIs

4. Both A & B

37. Firebase offers _______ feature that helps you develop mobile friendly applications ?

1. Internet of Things

2. Software as a Service

3. Backend as Service

4. None of the above

38. ____________ method is used to upload a raw, base64, base64url, or data_url encoded string to Cloud Storage when a Blob, File, or Uint8Array isn't available ?

1. put()

2. firebase .storage ()

3. console.log('uploaded any arry)

4. putString

39. AISPL stands for?

1. All India Server Pvt ltd

2. AWS India Service pvt  ltd

3. Amazon Internet Service Pvt Ltd

40. Costs for non-Firebase services can include any usage of services like the following ?

1. compute engine resource like cloud function

2. Cloud Firestore

3. Google APIs are not firebase APIs

4. Both A & C

41. Site Profile, Search Engine Optimization performance standards, adjust Google Analytics, Cookie and Tracking Alerts” are all a part of ?

1. Site Setting Go Doddy

2. Domain Registration AWS domain

3. AWS hosting

4. None of the above

42. The users access token is refreshed in which of the following cases?

1. user change their password

2. the user re authentications

3. Both A & B

4. None of the above

43. In case Firebase requires you to manually re-verify your domain ownership what is the status of your domain?

1. Need setup

2. Pending

3. Connected

4. Needs Re Verification

44. ______________ tracks the current state of the auth instance when ascertaining the user life cycle ?

1. observers in javascript

2. auth. object

3. Federated identity provider

4. None of the above

45. In case You have set up your custom domain correctly, but Firebase Hosting hasn't provisioned an SSL certificate, what is the status of your domain?

1. Need setup

2. Pending

3. Connected

46. Request.auth.uid” command consists of which user information?

1. users unique ID

2. user s Email Address

3. user based security

4. None of the above

47. In case You have set up your custom domain correctly, but Firebase Hosting hasn't provisioned an SSL certificate, what is the status of your domain?

1. Need setup

2. Pending

3. Connect

48. In case You might have to change a configuration with your DNS records, what is the status of your domain?

1. Needs setup

2. Pending

3. Connecting

4. Need Re Verification

49. While adding your customized domain name, it is necessary to verify all your domains with firebase” Choose the correct option ?

1. The above mentioned statement is completely true 

2. The above mentioned statement is completely false

3. The above mentioned statement is partially true 

4. All of the above

50. Firebase Hosting checks for unique verification value to prove your domain ownership, this domain provider lists this term as ___________ ?

1. Domain

2. data

3. Record type

4. all of the above

51. While verifying our domain name, mentioning our __________ domain (s) as our host proves our ownership & of all its subdomains ?

1. Apex

2. host

3. Root

4. Either A & B

52. This feature gives insights into the content of the image ?

1. Firebase image labeling

2. Firebase object detection and tracking

3. Firebase landmark recognition

4. Firebase Language ID

53. While firebase hosting, We keep our __________ continually present in our DNS settings to prove our ownership of the domain ?

1. Record type

2. apex domain key

3. TXT record

4. Either A or C

54. __________ tool can be used to recognize entities such as people, place, things, activities, etc ?

1. Firebase Object  detection and tracking

2. Firebase Image labeling

3. Firebase Landmark recognition

55. If your firebase.json file defines the configuration for only one site, it's not necessary to use an array format” Choose the correct option ?

1. the above mentioned statement is completely true

2. the above mentioned statement is completely false

3. the above mentioned statement is partially  true

56. ____________ helps you recognize entities in an image without having to provide any contextual metadata ?

1. Firebase Object detection and tracking 

2. Firebase Image labeling

3. Firebase Language ID

57. TARGET_NAME RESOURCE_NAME In the above command “RESOURCE_NAME” defines?

1. the name of the hosting site as listed in your Firebase project

2. create a deploy name of hosting

3. none of the above

58. With the help of ______________ you can also extract text from pictures of documents in the Firebase text recognition ?

1. Cloud based APIs

2. ML kits

3. None of the above

4. All of the above

59. TARGET_NAME RESOURCE_NAME In the above command “TARGET_NAME” defines?

1. the name of the hosting site as listed in your firebased project

2. unique identifier defined by the developer for the hosting site that is being deployed

3. none of the above

4. all of the above

60. We can surely recognize more texts with the help of Cloud Based Text Recognition” Comment on the above statement ?

1. the above statement is completely true

2. the above statement is completely false

3. the above statement is partially true

4. the above statement is undefined

61. You can also delete all unwanted sites directly from your Firebase Hosting Page” this statement is ?

1. Completely True

2. Complete False

3. Partially True

62. Text recognition can be practiced easily, in any _________ based languages ?

1. Roman

2. English

3. Versatile

4. Latin

63. Which of the following tools is used to gain insight into the performance characteristics of your app ?

1. Crashlytics

2. Test Tab

3. Firebse Performance Monitoring

4. All of the above

64. In the field of firebase function invoking what is the following code used for- var addMessage = firebase.functions().httpsCallable('addMessage'); addMessage({text: messageText}).then(function(result) { // Read result of the Cloud Function. var sanitizedMessage = result.data.text; // ... }); ?

1. to write and deploy the callable function

2. to send back the result

3. to call the function

4. Both A & B

65. Firebase hosting is the process where we can perform any one of the following tasks ?

1. Firebase authorized website hosting

2. host website in  nodejs

3. host website in firebase

4. none of the above

66. If an error other than _____________ is thrown from your functions, your client instead receives an error with the message INTERNAL and the code internal ?

1. Http Error

2. https.httpsError

3. functions https HttpsError

4. All of the above

67. To view and share your changes at a temporary preview URL, run___________ function, during the implementation of firebase hosting ?

1. Firebase hosting channel deploy

2. Firebase hosting Channel deploy

3. Firebse hosting Channel deploy

4. None of above

68. Use functions ___________ to create an HTTPS callable function ?

1. .https.onCall

2. https.OnCall

3. none of the above

69. ________________ retrieves the function code and builds the function source ?

1. Google Cloud console

2. Container Registry Repository

3. All of the above

4. None of the above

70. ____________ takes files via the JavaScript File & Blob APIs and uploads them to Cloud Storage ?

1. put()

2. console.log()

3. ref.put()

4. None of the above

71. ___________ is a tool used to detect faces in an image ?

1. Firebase Object detection and tracking

2. Firebase AutoML Vision Edge

3. Firebase Face detection

72. put() can upload a Uint8Array to Cloud Storage  ?

1. put()

2. console.log()

3. ref.put()

4. None of the above

73. What are the tasks that can be performed using Firebase Image Labelling?

1. Automatic metadata generation

2. Content Moderation

3. None of the above

4. Both A & B

74. While deploying your background function, your .zip archive function code (uploaded to storage bucket) should have ___________ as a prefix ?

1. $ firebase init

2. gcf-source

3. npm

4. none of the above

75. When you update the function in firebase by deploying updated code, instances for older versions are cleaned up along with build artifacts in __________________ and replaced by new instances ?

1. Sorage and container Registry

2. Google Cloud console.

3. Both of the above.

76. $ firebase version > 3.9.1 While creating firebase functions, this command is used for?

1. Installation

2. Verification

3. Configuration

4. None of the above

FAQs

1. What is the Google Cloud Professional Cloud Developer certification exam?

The Google Cloud Professional Cloud Developer exam validates your ability to build scalable, secure, and reliable applications using Google Cloud services and modern development practices.

2. How do I become a Google Cloud Professional Cloud Developer certified professional?

You must pass the Google Cloud Professional Cloud Developer exam, which tests your skills in developing, deploying, and monitoring cloud applications on Google Cloud.

3. What are the prerequisites for the Google Cloud Professional Cloud Developer exam?

There are no mandatory prerequisites, but it’s recommended to have 3+ years of industry experience including 1+ year of designing and managing Google Cloud solutions.

4. How much does the Google Cloud Professional Cloud Developer certification cost?

The exam costs $200 USD, though prices may vary by country or currency.

5. How many questions are in the Google Cloud Professional Cloud Developer exam?

The exam consists of 50–60 multiple-choice and multiple-select questions and has a 2-hour time limit.

6. What topics are covered in the Google Cloud Professional Cloud Developer exam?

It covers application development, deployment, performance monitoring, security, CI/CD, and API management on Google Cloud.

7. How difficult is the Google Cloud Professional Cloud Developer certification exam?

It’s considered intermediate to advanced, requiring solid hands-on experience with GCP development tools and frameworks.

8. How long does it take to prepare for the Google Cloud Professional Cloud Developer exam?

Most candidates prepare in 6–8 weeks, depending on their cloud development background.

9. What jobs can I get after earning the Google Cloud Professional Cloud Developer certification?

You can work as a Cloud Developer, DevOps Engineer, Application Engineer, or Cloud Software Engineer.

10. How much salary can I earn with a Google Cloud Professional Cloud Developer certification?

Certified professionals typically earn between $115,000–$145,000 per year, depending on experience and location.