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Microsoft Defender for Cloud Capabilities: Cloud Security Posture Management, Just-in-Time VM Access, and Vulnerability Assessment

Which THREE are capabilities of Microsoft Defender for Cloud?

Quick Answer

The answer is Cloud Security Posture Management (CSPM), Just-in-Time VM Access, and Vulnerability Assessment. These three are core capabilities of Microsoft Defender for Cloud because they directly address different layers of cloud security: CSPM continuously evaluates your environment against compliance frameworks and security benchmarks, while Just-in-Time VM Access reduces the attack surface by locking down inbound traffic to Azure VMs through Network Security Group rules that only open management ports like RDP or SSH when an authorized user requests access for a specific time window and from a specific IP address. Vulnerability Assessment, meanwhile, scans your resources for known weaknesses and integrates with the broader Defender for Cloud dashboard. On the SC-900 exam, this question tests your understanding of Defender for Cloud’s operational features rather than its pricing or deployment models—a common trap is confusing Azure Policy with CSPM, but remember that CSPM is a Defender for Cloud capability, not a separate service. A useful memory tip is to think of the acronym “CJV” (Cloud posture, Just-in-time, Vulnerability) to recall the three distinct pillars of protection.

⚠ Common exam trap

Many exam-takers confuse the 'recommendations' or 'alerts' shown in Defender for Cloud (which may mention DDoS or SIEM integration) with Defender for Cloud's own native capabilities, leading them to incorrectly select D or E as direct features.

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

Just-in-time (JIT) VM access

Just-in-time (JIT) VM access is a capability of Microsoft Defender for Cloud that reduces the attack surface by locking down inbound traffic to Azure VMs. It uses Network Security Group (NSG) rules to allow access only when requested by an authorized user, for a specified time window, and from a specific IP address. This prevents persistent open management ports like RDP (TCP 3389) or SSH (TCP 22) from being exposed to the internet.

Answer analysis

Option-by-option breakdown

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

  • Just-in-time (JIT) VM access

    Why this is correct

    Reduces attack surface with managed access.

  • Vulnerability assessment for virtual machines

    Why this is correct

    Scans VMs for vulnerabilities.

  • Cloud Security Posture Management (CSPM)

    Why this is correct

    Assesses and improves security posture.

  • DDoS protection

    Why it's wrong here

    Separate Azure service.

  • SIEM and security orchestration

    Why it's wrong here

    Capability of Microsoft Sentinel.

About these practice questions

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Same concept, more angles

1 more way this is tested on SC-900

These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.

Variation 1. Which TWO of the following are capabilities of Microsoft Defender for Cloud?

easy
  • A.Enable just-in-time access to virtual machines
  • B.Centralize security event log analysis from multiple sources
  • C.Monitor domain controllers for malicious activity
  • D.Assess and improve the security posture of your cloud resources
  • E.Manage mobile devices and enforce compliance policies

Why A: Just-in-time (JIT) VM access is a capability of Microsoft Defender for Cloud that reduces the attack surface by locking down inbound traffic to VMs, opening ports only when requested and for a limited time. This is a core feature of Defender for Cloud's workload protection. Additionally, Defender for Cloud provides Cloud Security Posture Management (CSPM) capabilities, continuously assessing the security configuration of cloud resources, identifying misconfigurations, and offering actionable recommendations to improve the overall security posture and achieve regulatory compliance.

JA

Written by Johnson Ajibi, MSc IT Security

Senior Network & Security Engineer · founder of Courseiva

This SC-900 practice question is part of Courseiva's free Microsoft 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 SC-900 exam.