Elastic Google Cloud Infrastructure: Scaling and Automation | Quiz Answers

Elastic Google Cloud Infrastructure: Scaling and Automation

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Week 1: Interconnecting Networks

1. What is the purpose of Virtual Private Networking (VPN)?

  • It is a method to detect intruders at the edge of a network boundary.
  • VPNs are also called access control lists, or ACLs, and they limit network access.
  • To enable a secure communication method (a tunnel) to connect two trusted environments through an untrusted environment, such as the Internet.
  • The main purpose is to encrypt data so that it can be stored in an encrypted format.

2. Which Google Cloud Interconnect service requires a connection in a Google Cloud colocation facility and provides 10 Gbps per link?

  • Cloud VPN
  • Carrier Peering
  • Direct Peering
  • Dedicated Interconnect
  • Partner Interconnect

3. If you cannot meet Google’s peering requirements, which network connection service should you choose to connect to Google Workspace and YouTube?1 point

  • Dedicated Interconnect
  • Carrier Peering
  • Partner Interconnect
  • Direct Peering

4. Which of the following approaches to multi-project networking, uses a centralized network administration model?

  • Cloud VPN
  • VPC Network Peering
  • Shared VPC

Load Balancing and Autoscaling

1. Which of the following is not a Google Cloud load balancing service?

  • HTTP(S) load balancing
  • SSL proxy load balancing
  • TCP proxy load balancing
  • Hardware-defined load balancing
  • Network load balancing
  • Internal load balancing

2. Which three Google Cloud load balancing services support IPv6 clients?

  • HTTP(S) load balancing
  • SSL proxy load balancing
  • Internal load balancing
  • Network load balancing
  • TCP proxy load balancing

3. Which of the following are applicable autoscaling policies for managed instance groups?

  • Queue-based workload
  • Load balancing capacity
  • CPU utilization
  • Monitoring metrics

Week 2: Infrastructure Automation

  1. What’s the benefit of writing templates for your Deployment Manager configuration?1 point
  • Allows you to abstract part of your configuration into individual building blocks that you can reuse
  • Allows you to hardcode properties for your resources
  • Ensure that one resource is created before another; otherwise, resources will be created in parallel

2. What does Google Cloud Marketplace offer?

  • A centralized billing platform for all Google Cloud services and applications
  • Production-grade solutions from third-party vendors who have already created their own deployment configurations based on Deployment Manager
  • A platform for trading VM instances

Managed Services

1. How are Managed Services useful?

  • Managed Services are more customizable than infrastructure solutions.
  • Managed Services are pay services offered by 3rd party vendors.
  • If you have an existing infrastructure service, Google will manage it for you if you purchase a Managed Services contract.
  • Managed Services may be an alternative to creating and managing infrastructure solution

2. Which of the following is a feature of Cloud Dataproc?

  • Dataproc allows full control over HDFS advanced settings.
  • It doesn’t integrate with Cloud Monitoring, but it has its own monitoring system.
  • It typically takes less than 90 seconds to start a cluster.
  • Dataproc billing occurs in 10-hour intervals.

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