Managing Implementation and Ensuring Solution and Operations Reliability →mediumMultiple ChoiceObjective-mapped
Google PCA Practice Question: Managing Implementation and Ensuring Solution and Operations Reliability
Your company uses Cloud VPN (HA VPN) to connect to Google Cloud. You need to achieve a 99.99% SLA for the VPN connection. What configuration is required?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Two VPN gateways, each with two tunnels, totaling four tunnels
HA VPN provides a 99.99% SLA when configured with two VPN gateways (each with two tunnels) for a total of four tunnels, and the tunnels are configured to use two different edge availability domains in Google Cloud and two different interfaces on the on-premises VPN device.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
One VPN gateway with four tunnels to different on-premises devices
Why it's wrong here
Single gateway is a single point of failure.
- ✓
Two VPN gateways, each with two tunnels, totaling four tunnels
Why this is correct
This is the required configuration for 99.99% SLA.
- ✗
Two VPN gateways, each with one tunnel, using two different edge availability domains
Why it's wrong here
Each gateway needs two tunnels for full redundancy.
- ✗
One VPN gateway with two tunnels to the same on-premises device
Why it's wrong here
Single gateway does not meet SLA.
Go deeper
Related to this question
Learn chapter
Introduction to Google Cloud Platform
Key term
SLA
A Service Level Agreement (SLA) is a contract between a service provider and a customer that defines the level of service expected, including metrics like uptime, response time, and penalties for non-compliance.
Key term
VPN connection
A VPN connection creates a secure, encrypted tunnel between a device and a remote network over the public internet, protecting data from eavesdropping.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This PCA practice question is part of Courseiva's free Google Cloud certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the PCA exam.