Managing Implementation and Ensuring Solution and Operations Reliability →mediumMultiple ChoiceObjective-mapped
Google PCA Practice Question: Managing Implementation and Ensuring Solution and Operations Reliability
A company wants to connect their on-premises data center to Google Cloud with a dedicated private connection that provides 99.99% availability and supports up to 100 Gbps bandwidth. They have a colocation facility near a Google Cloud region. Which connectivity option should they choose?
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
✓
Dedicated Interconnect
Dedicated Interconnect provides direct physical connections between on-premises and Google Cloud, offering 10 Gbps or 100 Gbps per circuit and supporting multiple VLANs. For high availability, two circuits are recommended. Partner Interconnect is limited to 10 Gbps and relies on a service provider. HA VPN is over the public internet. Direct Peering does not provide SLA and is not recommended for production.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Partner Interconnect
Why it's wrong here
Partner Interconnect is limited to 50 Mbps–10 Gbps and maximum 10 Gbps per connection. It relies on a third-party provider.
- ✗
Direct Peering
Why it's wrong here
Direct Peering does not offer an SLA and is not intended for production traffic requiring guaranteed bandwidth.
- ✓
Dedicated Interconnect
Why this is correct
Dedicated Interconnect offers 10 or 100 Gbps circuits with a 99.99% SLA when configured with redundant links.
- ✗
HA VPN
Why it's wrong here
HA VPN provides 99.99% SLA but bandwidth is limited to 3 Gbps per tunnel and traffic traverses the public internet.
Visual reference
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
Bandwidth
Bandwidth is the maximum amount of data that can travel over a network connection in a given amount of time, usually measured in bits per second.
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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.