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Free CompTIA CyberSecurity Analyst CySA+ Certification Exam Practice Questions

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Exam style questions across every CS0-003 domain

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Total Questions : 487

Start with our free CS0-003 practice questions, carefully crafted to mirror the domains, phrasing, and difficulty of the real CompTIA CySA+ exam. Each CS0-003 exam question comes with a detailed rationale that explains not just which answer is correct but why the others fall short. That's how concepts stick. Use the free set to benchmark yourself: identify your CompTIA weak domains, see where you're losing marks, and build a focused study plan in minutes.

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Question # 101

A security analyst performs a vulnerability scan. Based on the metrics from the scan results, the analyst must prioritize which hosts to patch. The analyst runs the tool and receives the following output:

Question # 101

Which of the following hosts should be patched first, based on the metrics?

Options:

A.  

host01

B.  

host02

C.  

host03

D.  

host04

Discussion 0
Question # 102

While reviewing the web server logs a security analyst notices the following snippet

..\../..\../boot.ini

Which of the following is being attempted?

Options:

A.  

Directory traversal

B.  

Remote file inclusion

C.  

Cross-site scripting

D.  

Remote code execution

E.  

Enumeration of/etc/pasawd

Discussion 0
Question # 103

A security analyst is reviewing events that occurred during a possible compromise. The analyst obtains the following log:

Question # 103

Which of the following is most likely occurring, based on the events in the log?

Options:

A.  

An adversary is attempting to find the shortest path of compromise.

B.  

An adversary is performing a vulnerability scan.

C.  

An adversary is escalating privileges.

D.  

An adversary is performing a password stuffing attack..

Discussion 0
Question # 104

A new SOC manager reviewed findings regarding the strengths and weaknesses of the last tabletop exercise in order to make improvements. Which of the following should the SOC manager utilize to improve the process?

Options:

A.  

The most recent audit report

B.  

The incident response playbook

C.  

The incident response plan

D.  

The lessons-learned register

Discussion 0
Question # 105

During a cybersecurity incident, one of the web servers at the perimeter network was affected by ransomware. Which of the following actions should be performed immediately?

Options:

A.  

Shut down the server.

B.  

Reimage the server

C.  

Quarantine the server

D.  

Update the OS to latest version.

Discussion 0
Question # 106

While reviewing web server logs, a security analyst discovers the following suspicious line:

Question # 106

Which of the following is being attempted?

Options:

A.  

Remote file inclusion

B.  

Command injection

C.  

Server-side request forgery

D.  

Reverse shell

Discussion 0
Question # 107

A security analyst is trying to identify anomalies on the network routing. Which of the following functions can the analyst use on a shell script to achieve the objective most accurately?

Options:

A.  

function x() { info=$(geoiplookup $1) & & echo " $1 | $info " }

B.  

function x() { info=$(ping -c 1 $1 | awk -F " / " ’END{print $5}’) & & echo " $1 | $info " }

C.  

function x() { info=$(dig $(dig -x $1 | grep PTR | tail -n 1 | awk -F " .in-addr " ’{print $1} ' ).origin.asn.cymru.com TXT +short) & & echo " $1 | $info " }

D.  

function x() { info=$(traceroute -m 40 $1 | awk ‘END{print $1}’) & & echo " $1 | $info " }

Discussion 0
Question # 108

An analyst wants to ensure that users only leverage web-based software that has been pre-approved by the organization. Which of the following should be deployed?

Options:

A.  

Blocklisting

B.  

Allowlisting

C.  

Graylisting

D.  

Webhooks

Discussion 0
Question # 109

The most recent vulnerability scan results show the following

Question # 109

The vulnerability team learned the following from the asset owners:

• Server hqfinoi is a financial transaction database server used in the company ' s largest business unit.

• Server hqadmin02 is utilized by an end user with administrator privileges to several critical applications.

• No compensating controls exist for either issue.

Which of the following would the vulnerability team most likely do to determine remediation prioritization?

Options:

A.  

Review the BCP and prioritize the remediation of the asset that would take more time to bring online for operational use.

B.  

Contact the network and desktop engineering teams to discuss prioritizing the asset that Is faster to remediate.

C.  

Reference the BIA to determine the value designation and prioritize vulnerability remediation of the more critical asset.

D.  

Identify the network placement and configuration of each asset, then prioritize the asset with the least recent backups.

Discussion 0
Question # 110

A security analyst is assisting a software engineer with the development of a custom log collection and alerting tool (SIEM) for a proprietary system. The analyst is concerned that the tool will not detect known attacks and behavioral IoCs. Which of the following should be configured in order to resolve this issue?

Options:

A.  

Randomly generate and store all possible file hash values.

B.  

Create a default rule to alert on any change to the system.

C.  

Integrate with an open-source threat intelligence feed.

D.  

Manually add known threat signatures into the tool.

Discussion 0

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