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CAS-004 Security Architecture Practice Question

A security architect is designing a secure connection between an on-premises data center and a cloud provider's virtual network. The connection must be private, low-latency, and not traverse the public internet. Which solution should they recommend?

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

✓

Direct Connect / ExpressRoute

Direct Connect (or AWS Direct Connect, Azure ExpressRoute) provides a dedicated private network connection from on-premises to the cloud, bypassing the internet for lower latency and increased security.

Answer analysis

Option-by-option breakdown

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

  • ✗

    Software-Defined WAN (SD-WAN)

    Why it's wrong here

    SD-WAN can use private links but is not specifically a direct private connection to cloud.

  • ✗

    Cloud Access Security Broker (CASB)

    Why it's wrong here

    CASB is for cloud application security, not network connectivity.

  • ✗

    Site-to-site VPN over the internet

    Why it's wrong here

    VPNs use the public internet and may have latency and bandwidth variability.

  • ✓

    Direct Connect / ExpressRoute

    Why this is correct

    This is a dedicated private connection that does not use the internet.

About these practice questions

One of 968 original CAS-005 practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. Learn why practice questions differ from exam dumps →

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JA

Written by Johnson Ajibi, MSc IT Security

Senior Network & Security Engineer · founder of Courseiva

This CAS-005 practice question is part of Courseiva's free CompTIA 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 CAS-005 exam.