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How difficult is the Google Professional Cloud Network Engineer Exam?

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The Google Professional Cloud Network Engineer Exam is designed to test your knowledge of GCP networking services and their implementation. It is a comprehensive exam that covers a wide range of topics, including virtual private clouds (VPCs), network architecture, network security, load balancing, and hybrid connectivity. The exam consists of multiple-choice and multiple-select questions, and you have two hours to complete it. The passing score is 70%, which means you need to answer at least 42 out of 60 questions correctly.

While the exam may seem daunting, it is manageable with proper preparation. The key to passing the exam is to have a solid understanding of networking concepts and their implementation in GCP. You should also be familiar with various GCP services, their features, and how to configure them. Additionally, hands-on experience with GCP networking services is crucial to passing the exam.

In this blog post, we’ll provide you with tips and resources to help you prepare for the Google Professional Cloud Network Engineer Exam. We’ll also discuss the exam format, difficulty level, and topics covered in detail, so you know what to expect on the day of the exam. Whether you’re an experienced cloud network engineer or just starting your journey in cloud computing, this post will help you prepare for the exam and earn the valuable Professional Cloud Network Engineer certification.

Glossary of Google Professional Cloud Network Engineer exam

Here are some important terms and concepts that may appear on the Google Professional Cloud Network Engineer exam:

  1. Virtual Private Cloud (VPC): A virtual network that provides a secure and isolated environment for resources within the cloud.
  2. Cloud Router: A Google Cloud Platform service that provides dynamic routing between VPC networks and on-premises networks.
  3. Cloud VPN: A service that provides a secure connection between a VPC network and an on-premises network.
  4. Cloud Load Balancing: A service that distributes traffic across multiple instances of an application or service to ensure high availability and scalability.
  5. Firewall Rules: A set of rules that control incoming and outgoing traffic to a VPC network.
  6. Routes: Defines the path that network traffic follows from the source to the destination.
  7. Subnets: A range of IP addresses within a VPC network.
  8. Network Address Translation (NAT): A method of remapping IP addresses in a packet header to another IP address.
  9. Cloud Interconnect: A service that provides dedicated and low-latency connections between on-premises networks and the Google Cloud Platform.
  10. Cloud DNS: A service that provides authoritative DNS resolution for domains.
  11. Cloud Armor: A service that provides security policies and protections for HTTP(S) load balancing.
  12. Cloud CDN: A content delivery network that caches content in Google’s global network of edge caches to reduce latency and improve website performance.
  13. Private Google Access: A service that enables instances on a VPC network to reach Google APIs and services without needing a public IP address.
  14. Network Security Groups: A firewall-like feature that enables you to define inbound and outbound network traffic rules for a subnet or instance.
  15. Google Cloud Armor Security Policies: A set of security rules and protections for web applications that are deployed on Google Cloud.

What makes the Google Professional Cloud Network Engineer exam difficult?

The Google Professional Cloud Network Engineer exam can be difficult for a few reasons:

  1. Breadth of knowledge: The exam covers a wide range of topics related to cloud networking, such as virtual private clouds (VPCs), load balancing, network security, and hybrid connectivity. As a result, you need to have a broad understanding of cloud networking concepts and technologies to pass the exam.
  2. Complexity of scenarios: The exam presents complex scenarios that require you to apply your knowledge of cloud networking to solve real-world problems. These scenarios may involve designing, configuring, or troubleshooting cloud networking solutions, which can be challenging if you don’t have hands-on experience in this field.
  3. Limited time: The Google Professional Cloud Network Engineer exam is timed, and you have a limited amount of time to complete the exam. You need to manage your time effectively to ensure that you can answer all the questions within the allotted time.
  4. Emphasis on practical skills: The exam focuses on practical skills rather than just theoretical knowledge. You need to demonstrate that you can apply your knowledge to solve practical problems and design effective cloud networking solutions.

To prepare for the Google Professional Cloud Network Engineer exam, it’s essential to have hands-on experience with cloud networking technologies, study the exam topics thoroughly, and practice applying your knowledge to real-world scenarios. It’s also helpful to use practice exams and other study materials to gauge your readiness for the exam and identify areas where you need to focus your studies.

Is Google Professional Cloud Network Engineer Exam difficult?

We recognize the difficulty of the Google Professional Cloud Network Engineer Exam. To reduce this, you must concentrate on how unique your preparation is and what study resources/training you are employing. Starting with the test topic areas is the best way to go. To put it another way, this exam verifies your knowledge in topics such as:

  • Creating a Google Cloud network via designing, planning, and prototyping
  • Building VPC (Virtual Private Cloud) instances
  • Setting up network services
  • Implementing hybrid interconnectivity
  • Network operations monitoring, monitoring, and optimization

If you have an understanding of the above areas then, this exam is not tough for you. And, in order to get more clarity on these areas, in the next section, we will cover the various study method and exam guide to help you become Google Professional Cloud Network Engineer.

Google Professional Cloud Network Engineer Study Guide

Let us now look at steps to prepare for the exam –

1. Getting familiar with the exam guide

The Google Professional Cloud Network Engineer Test guide contains a thorough list of topics that may be covered on the exam, so you can see if your skills fit the exam’s goals.

Topic 1: Designing, planning, and prototyping a Google Cloud network (26%)

1.1 Designing the overall network architecture. Considerations include:

1.2 Designing a Virtual Private Cloud (VPC) instances. Considerations include:

1.3 Designing a hybrid and multi-cloud network. Considerations include:

1.4 Designing a container IP addressing plan for Google Kubernetes Engine (Google Documentation: Network overview)

Topic 2: Implementing a Virtual Private Cloud (VPC) Instances (21%)

2.1 Configuring VPCs. Considerations include:

  • Google Cloud VPC resources (e.g., networks, subnets, firewall rules) (Google Documentation: VPC networks)
  • VPC Network Peering (Google Documentation: VPC Network Peering overview)
  • Creating a Shared VPC network and sharing subnets with other projects
  • Configuring API access to Google services (e.g., Private Google Access, public interfaces) (Google Documentation: Overview of API access)
  • Expanding VPC subnet ranges after creation (Google Documentation: Create and manage VPC networks)

2.2 Configuring routing. Tasks include:

2.3 Configuring and maintaining Google Kubernetes Engine clusters. Considerations include:

2.4 Configuring and managing firewall rules. Considerations include:

2.5 Implementing VPC Service Controls. Considerations include:

Topic 3: Configuring network services (23%)

3.1 Configuring load balancing. Considerations include:

3.2 Configuring Google Cloud Armor policies. Considerations include:

3.3 Configuring Cloud CDN. Considerations include:

3.4 Configuring and maintaining Cloud DNS. Considerations include:

3.5 Configuring Cloud NAT. Considerations include:

3.6  Configuring network packet inspection. Considerations include: 

  • Packet Mirroring in single and multi-VPC topologies (Google Documentation: Packet Mirroring)
  • Capturing relevant traffic using Packet Mirroring source and traffic filters
  • Routing and inspecting inter-VPC traffic using multi-NIC VMs (e.g., next-generation firewall appliances) (Google Documentation: Multiple network interfaces)
  • Configuring an internal load balancer as a next hop for highly available multi-NIC VM routing
Topic 4: Implementing hybrid Interconnectivity (14%)

4.1 Configuring Cloud interconnect. Considerations include:

  • Dedicated Interconnect connections and VLAN attachments (Google Documentation: Create VLAN attachments)
  • Partner Interconnect connections and VLAN attachments

4.2 Configuring a site-to-site IPsec VPN. Considerations include:

4.3 Configuring Cloud Router:

Topic 5: Managing, monitoring, and optimizing network operations (16%)

5.1 Logging and monitoring with Google Cloud’s operations suite. Considerations include:

  • Reviewing logs for networking components (e.g., VPN, Cloud Router, VPC Service Controls) (Google Documentation: VPC Service Controls audit logging)
  • Monitoring networking components (e.g., VPN, Cloud Interconnect connections and interconnect attachments, Cloud Router, load balancers, Google Cloud Armor, Cloud NAT)

5.2 Managing and maintaining security. Considerations include:

5.3 Maintaining and troubleshooting connectivity issues. Considerations include:

5.4 Monitoring, maintaining, and troubleshooting latency and traffic flow. Considerations include:

2. Following the Google Network Engineer Learning Path

Learn how to implement the best networking solution by following the Network Engineer learning path. Cloud Network Engineers work with network components and their connections to IT infrastructure to configure, manage, and troubleshoot them. Gain these skills using the below learning paths:

Google Cloud Fundamentals: Core Infrastructure

Reference: https://cloud.google.com/training/course/core-infrastructure

You’ll learn about Google Cloud computing and storage services like Compute Engine, Google Kubernetes Engine, and more, as well as resource and policy management tools like the Resource Manager hierarchy, Cloud Identity, and Access Management, in this course. This course also covers the basics of Google Cloud products and services. Further, you’ll understand the benefits of Google Cloud and how to leverage cloud-based solutions into business plans through a combination of talks, demos, and hands-on labs.

Creating and Managing Cloud Resources

Reference: https://cloudskillsboost.google/quests/120?utm_source=gcp_training&utm_medium=website&utm_campaign=cgc-netsec

This basic course will show you how to create Cloud Shell commands, install your first virtual machine, and run apps on Kubernetes Engine or with load balancing in Kubernetes Engine. After completing the course, you’ll be able to obtain a Google Cloud skill badge. Moreover, you’ll also learn how to perform the following: 

  • Creating and deploying virtual machines in Compute Engine
  • Secondly, executing containerized apps on Google Kubernetes Engine
  • Lastly, setting up network and HTTP load balancers with gcloud commands and Cloud Shell.
Performing Foundational Infrastructure Tasks in Google Cloud

Reference: https://cloudskillsboost.google/quests/118?utm_source=gcp_training&utm_medium=website&utm_campaign=cgc-netsec

Develop important skills that can be used to any Google Cloud effort by diving into Cloud Storage and other major application services like Stackdriver and Cloud Functions. Learn how to design and connect storage-centric cloud architecture utilizing the following technologies’ fundamental capabilities: Cloud Storage, Identity and Access Management, Cloud Functions, and Pub/Sub are all examples of cloud services.

Networking in Google Cloud

Reference: https://cloud.google.com/training/course/networking-gcp

This course covers VPC networks, subnets, and firewalls, as well as network interconnection, load balancing, Cloud DNS, Cloud CDN, and Cloud NAT. This also covers common network design patterns and automated deployment using Deployment Manager or Terraform.

Building and Securing Networks in Google Cloud

Reference: https://cloudskillsboost.google/quests/128?utm_source=gcp_training&utm_medium=website&utm_campaign=cgc-netsec

This course covers Virtual Private Cloud (VPC) networks, subnets, firewalls, load balancing, Cloud DNS, Cloud CDN, and Cloud NAT, as well as how to manage and grow your organization’s networks on Google Cloud. Moreover, you’ll also learn how to use a variety of networking-related resources on Google Cloud to construct, expand, and protect your apps, including:

  • Enabling Identity-Aware Proxy.
  • Secondly, creating VPC networks.
  • Creating virtual machine instances with nginx web servers using Compute Engine. 
  • Then, creating firewall rules for controlling internal and external access to your VMs.
  • Lastly, configuring, stressing, and protecting a multi-region HTTP application with an HTTP load balancer and Google Cloud Armor.
Network Performance and Optimization

Reference: https://www.cloudskillsboost.google/quests/46?utm_source=gcp_training&utm_medium=website&utm_campaign=cgc-netsec

This quest will teach you optimal strategies for addressing typical networking bottlenecks through labs that cover real-world use situations. Network Performance and Optimization is an essential goal for GCP developers who want to double down on application speed and resilience, from obtaining hands-on practice with testing and increasing network performance to integrating high-throughput VPNs and networking tiers.

Ensuring Access and Identity in Google Cloud

Reference: https://www.cloudskillsboost.google/quests/150?utm_source=gcp_training&utm_medium=website&utm_campaign=cgc-netsec

Learn about basic features of cloud security, including:

  • Recognizing and assigning roles and users using Identity and Access Management (IAM)
  • Secondly, assigning predefined roles and creating custom roles
  • Creating and managing service accounts
  • Then, securely enabling private connectivity between resources in multiple virtual private clouds (VPCs)
  • Restricting application access based on authentication using Identity-Aware Proxy
  • Configuring a secure Cloud Storage bucket and view related audit logs
  • Lastly, creating a private Kubernetes cluster where nodes are not publicly accessible.

3. Expanding knowledge using Additional Training Resources

The more study resources you have for certification examinations like the Professional Cloud Network Engineer Exam, the better the result will be. That is to say, in order to have a good revision, you should focus on gaining a more in-depth grasp of networking ideas. There are, however, several resources worth exploring:

  • Attending a webinar to learn useful test tips and tactics from Googlers and industry professionals.
  • Documentation for Google Cloud
  • Solutions from Google Cloud

4. Complete your preparation using the Practice Tests

Assume you’re taking the Google Professional Cloud Network Engineer test and are offered a question regarding a certain topic. Then you were given a question on something completely different. This can create nervousness in the exam. However, if you’re well equipped to handle these situations, you’re probably ready for the exam. Starting with the Professional Data Engineer practice exams is the greatest method to work on gaining this confidence.

The most effective means of measuring your level of preparation is to take practice examinations. The Google Professional Cloud Network Engineer Practice Exams will assist you in identifying weak areas in your preparation and reducing your chances of making future mistakes. After studying a topic, begin taking full-length practice exams to guarantee thorough revision.

Things to know after earning the certification:

  • In order to keep their certification status, you must recertify. All Google Cloud certificates are valid for two years from the date of certification, unless otherwise mentioned in the full-text descriptions. However, recertification is achieved by retaking the test and passing it during the recertification eligibility period. Recertification can be attempted up to 60 days before your certification expires.

Final Words

To pass the Google Professional Cloud Network Engineer exam, you must develop and follow a study plan that covers all of the important topics, includes practice exam tests, and allows you to grow your abilities. Furthermore, in order to increase your preparation, you must focus on all of the critical areas. Begin studying now and pass the exam.

Google Professional Cloud Network Engineer (GCP) practice tests
Pulkit Dheer
With a background in Engineering and a great enthusiasm for writing, Pulkit focuses on intensive research to create targeted content. He brings his years of learning and experience to his current role. With a zeal towards technological research and powerful use of words dedicated to inspire and help professionals onset their career.
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