Question 130 of 1,024
Cloud Technology and ServiceseasyMultiple ChoiceObjective-mapped

Quick Answer

The answer is Amazon VPC. This service is the correct choice because it allows you to create isolated virtual networks within AWS, giving you full control over IP address ranges using CIDR notation, subnet definitions, route tables, and internet gateway configuration—exactly matching the requirement to isolate an application in its own virtual network. On the AWS Certified Cloud Practitioner CLF-C02 exam, this question tests your understanding of core networking services; a common trap is confusing VPC with services like AWS Direct Connect or VPN, which extend networks rather than create isolated ones. Remember that VPC is the fundamental building block for network isolation in AWS, and you can think of it as your own private data center in the cloud. A helpful memory tip: VPC stands for Virtual Private Cloud, and the key word is "private"—it’s your private, isolated slice of the AWS network.

CLF-C02 Cloud Technology and Services Practice Question

This CLF-C02 practice question tests your understanding of cloud technology and services. This is a configuration task: choose the command set that satisfies every stated requirement. Small differences — like 'secret' vs 'password' or 'transport input ssh' vs 'all' — change whether the answer is correct. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.

A solutions architect needs to isolate an application in its own virtual network within AWS, with full control over IP address ranges, subnet definitions, route tables, and internet gateway configuration. Which AWS service provides this capability?

Question 1easymultiple choice
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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

Amazon VPC

Amazon VPC (Virtual Private Cloud) enables you to provision a logically isolated section of the AWS cloud where you can define your own IP address range (using CIDR notation, e.g., 10.0.0.0/16), create subnets, configure route tables, and attach an Internet Gateway for public internet access. This gives you full control over the virtual networking environment, exactly matching the requirement.

Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • Amazon Route 53

    Why it's wrong here

    Route 53 is a DNS service for routing traffic to resources. It does not provide virtual network isolation or control over IP ranges and subnets.

  • Amazon CloudFront

    Why it's wrong here

    CloudFront is a content delivery network (CDN) that caches and delivers content from edge locations. It does not provide virtual network isolation.

  • AWS Direct Connect

    Why it's wrong here

    Direct Connect is a dedicated network connection from an on-premises data centre to AWS. It connects to a VPC but is not the service that creates the virtual network itself.

  • Amazon VPC

    Why this is correct

    Amazon VPC is the AWS networking service that provides a logically isolated virtual network. Customers define IP CIDR blocks, create public and private subnets, configure route tables, and attach internet gateways to control traffic flow.

    Related concept

    Read the scenario before looking for a memorised answer.

Common exam traps

Common exam trap: answer the scenario, not the keyword

The trap here is that candidates often confuse AWS Direct Connect (a physical or virtual private network connection) with the ability to create and control a virtual network, when Direct Connect merely extends an existing VPC and does not provide the foundational network isolation and control that VPC does.

Detailed technical explanation

How to think about this question

Under the hood, an Amazon VPC uses a software-defined networking (SDN) stack that implements RFC 1918 private IP addressing and supports both IPv4 and IPv6 CIDR blocks. Each subnet is associated with a network ACL (stateless) and a route table that determines traffic flow; an Internet Gateway is a horizontally scaled, redundant component that performs NAT for instances with public IPs. In real-world scenarios, you might create a VPC with public and private subnets, where the private subnets route outbound traffic through a NAT Gateway for security.

KKey Concepts to Remember

  • Read the scenario before looking for a memorised answer.
  • Find the constraint that changes the correct option.
  • Eliminate answers that are true in general but not in this case.

TExam Day Tips

  • Watch for words such as best, first, most likely and least administrative effort.
  • Review why wrong options are wrong, not only why the correct option is correct.

Key takeaway

Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Real-world example

How this comes up in practice

A company's IT admin needs to give a contractor read-only access to production logs without sharing account credentials. Using role-based access control (RBAC) and temporary scoped permissions — not a permanent shared password — is the correct pattern. Questions like this test whether you can apply least-privilege access across cloud identity services.

What to study next

Got this wrong? Here's your next step.

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

Related practice questions

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FAQ

Questions learners often ask

What does this CLF-C02 question test?

Cloud Technology and Services — This question tests Cloud Technology and Services — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: Amazon VPC — Amazon VPC (Virtual Private Cloud) enables you to provision a logically isolated section of the AWS cloud where you can define your own IP address range (using CIDR notation, e.g., 10.0.0.0/16), create subnets, configure route tables, and attach an Internet Gateway for public internet access. This gives you full control over the virtual networking environment, exactly matching the requirement.

What should I do if I get this CLF-C02 question wrong?

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

What is the key concept behind this question?

Read the scenario before looking for a memorised answer.

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Last reviewed: Jun 11, 2026

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This CLF-C02 practice question is part of Courseiva's free Amazon Web Services 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 CLF-C02 exam.