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CS0-003 Practice Question: Order the steps to perform a vulnerability scan…
Order the steps to perform a vulnerability scan using a tool like Nessus.
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
Define targets, then choose a scan policy, then configure settings, then execute the scan, then analyze results
Vulnerability scanning typically involves defining targets, choosing a policy, configuring settings, executing, and analyzing results.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Define targets, then choose a scan policy, then configure settings, then execute the scan, then analyze results
Why this is correct
This sequence represents the optimal and most logical workflow for conducting a vulnerability scan. First, defining targets precisely scopes the assessment by identifying the specific assets to be scanned. Next, selecting an appropriate scan policy (e.g., compliance-based, full network, web application) dictates the types of checks performed. Subsequently, configuring specific settings fine-tunes the policy for the environment, such as credentials or performance parameters, ensuring an effective and tailored scan before execution and subsequent analysis of findings.
- ✗
Define targets, then configure settings, then choose a scan policy, then execute the scan, then analyze results
Why it's wrong here
This order is flawed because configuring settings before choosing a scan policy is inefficient and prone to error. Many scan settings are inherently determined or significantly influenced by the chosen policy. Attempting to configure parameters like port ranges or plugin families without a policy context can lead to redundant effort, conflicting configurations, or settings that are later overridden, resulting in an inconsistent or ineffective scan execution.
- ✗
Choose a scan policy, then define targets, then configure settings, then execute the scan, then analyze results
Why it's wrong here
This sequence is incorrect because selecting a scan policy without first defining the targets is premature and lacks context. The appropriate scan policy (e.g., for web applications, databases, or network devices) is entirely dependent on the nature and type of assets being scanned. Choosing a policy beforehand risks selecting one that is unsuitable for the actual target environment, leading to irrelevant results or missed vulnerabilities.
- ✗
Define targets, then choose a scan policy, then execute the scan, then configure settings, then analyze results
Why it's wrong here
This order is incorrect because critical configuration settings must be applied *before* the scan is executed. Skipping configuration directly to execution means the scan will run with default or incomplete parameters, potentially missing crucial authenticated checks, failing to respect network constraints, or performing an overly aggressive scan. Proper configuration ensures the scan is both effective in identifying vulnerabilities and safe for the target environment.
Go deeper
Related to this question
Learn chapter
Vulnerability Scanning Techniques
Key term
Policy
A policy is a set of rules or guidelines that defines how an organization manages, secures, and operates its IT systems and services.
Key term
Vulnerability scanning
Vulnerability scanning is an automated process that identifies security weaknesses in systems, networks, and applications by comparing them against known vulnerability databases.
About these practice questions
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CS0-004 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 CS0-004 exam.