Course 1- Google Cloud Fundamentals: Core Infrastructure

Week 4: Virtual Machines and Networks in The Cloud

Coursera Study Guide

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This section of the course explores how Google Compute Engine works, with a focus on virtual networking.

Learning Objectives

  • Identify the purpose of and use cases for Google Compute Engine.
  • Define the basics of networking in Google Cloud.


1. Which term describes a secure, individual, private cloud-computing model hosted within a public cloud?

  • Virtual private cloud (VPC) (Correct)
  • Virtual private network (VPN)
  • Content delivery network (CDN)
  • Domain name system (DNS)

2. Select the true statement about Google’s VPC networks and subnets.

  • Networks are global, and subnets are regional. (Correct)
  • Both networks and subnets are global.
  • Networks are regional, and subnets are zonal.
  • Networks are global, and subnets are zonal.

3. An application running in a Compute Engine virtual machine needs high-performance scratch space. Which type of storage meets this need?

  • Local SSD (Correct)
  • Zonal persistent disk
  • Regional persistent disk
  • Cloud Storage bucket

4. Preemptible VMs can offer advantages over a standard Compute Engine VM. What is a reason customers choose preemptible VMs?

  • To improve performance
  • To reduce cost (Correct)
  • To use custom machine types
  • To reduce cost on premium operating systems

That’s correct! The per-hour price of preemptible VMs incorporates a substantial discount.

5. Which statement best describes how VPC routers and firewalls work?

  • They are managed by Google as a built-in feature. (Correct)
  • Customers provision virtual machines and run their routers and firewalls in them.
  • They are managed by Google in virtual machines and customers can tune or deactivate them.
  • They are managed by Google in virtual machines and customers cannot modify them.

6. A Google Cloud customer wants to load-balance traffic among the backend VMs that form part of a multi-tier application. Which load-balancing option should this customer choose?

  • The regional load balancer
  • The regional internal load balancer (Correct)
  • The global HTTP(S) load balancer
  • The global TCP proxy
  • The global SSL proxy

7. Which interconnect option is a service level agreement (SLA) available for?

  • Dedicated Interconnect (Correct)
  • VPNs with Cloud Router
  • Direct Peering
  • Carrier Peering

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