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Free CompTIA CySA+ practice · Tech

CompTIA CySA+ practice test: 4 free CS0-004 questions in the analyst shape

CompTIA CySA+ (CS0-004) is a maximum of 85 questions in 165 minutes, and you pass at 750 on a 100–900 scale. It gives you almost twice the time per question that Security+ gets, because CySA+ hands you scan output and log excerpts and asks what an analyst does next. CompTIA recommends about four years in the role.

Formally the CompTIA Cybersecurity Analyst (CySA+, CS0-004). Awarding body: CompTIA. Neuron Trainer is an independent study app and is not affiliated with, endorsed by or sponsored by the organization that owns this exam.

CompTIA CySA+ at a glance, with the source for every line

Every row below is quoted from a document published by CompTIA and carries the date we checked it. Where CompTIA publishes nothing, the row says so instead of quoting a number from somewhere else.

Exam code
CS0-004 (V4), launched 23 June 2026.Source: CompTIA, Cybersecurity Analyst (CySA+) V4 page, verified 7 August 2026
Questions
Maximum of 85.Source: CompTIA, Cybersecurity Analyst (CySA+) V4 page, verified 7 August 2026
Time limit
165 minutes.Source: CompTIA, Cybersecurity Analyst (CySA+) V4 page, verified 7 August 2026
Passing score
750 on a scale of 100–900.Source: CompTIA, Cybersecurity Analyst (CySA+) V4 page, verified 7 August 2026
Recommended experience
Approximately four years in a SOC analyst or vulnerability analyst role.Source: CompTIA, Cybersecurity Analyst (CySA+) V4 page, verified 7 August 2026
How long it lasts
Three years from your certification date, renewable with continuing education units.Source: CompTIA, Certification Renewal Policy, verified 7 August 2026
Previous version
CySA+ V3 (CS0-003) is retiring: English training materials retire 22 November 2026 and the exam retires 22 December 2026.Source: CompTIA, CySA+ certification page, verified 7 August 2026
Security+ format, for comparison
CompTIA publishes a maximum of 90 questions in 90 minutes for Security+ (SY0-701), at the same 750 passing score on a 100–900 scale.Source: CompTIA, Security+ certification page, verified 7 August 2026
Pass rate
Not published by CompTIA. CompTIA does not publish a CySA+ pass rate.Checked against: CompTIA, CySA+ certification page, verified 7 August 2026
Raw number of correct answers needed
Not published by CompTIA. CompTIA does not publish the raw number of correct answers this exam requires. It publishes the scaled passing score only, and gives no conversion between that scaled score and a number of questions.Checked against: CompTIA, Cybersecurity Analyst (CySA+) V4 page, verified 7 August 2026
Exam price
Not published by CompTIA. CompTIA states no exam price on the CySA+ certification page. Vouchers are sold separately through the CompTIA Store rather than priced on the certification page, so there is no single published figure to quote.Checked against: CompTIA, CySA+ certification page, verified 7 August 2026

Always verify: CySA+ V3 (CS0-003) retires on 22 December 2026 and V4 (CS0-004) launched on 23 June 2026. Confirm which version you are booking at comptia.org.

What CompTIA publishes as the official CompTIA CySA+ blueprint

These weights are CompTIA's, quoted from the source below. They are the only weights on this page that describe the real exam.

Published by CompTIA and verified on 7 August 2026.
AreaWeight CompTIA publishes
Security operations34%
Vulnerability management26%
Incident response and management24%
Reporting and communication16%

Scroll the table sideways to see every column.

Source: CompTIA, Cybersecurity Analyst (CySA+) V4 page, verified 7 August 2026.

What our CompTIA CySA+ question bank covers

What this app's question bank covers — our own category shares across 650 questions, not CompTIA's published blueprint.
CategoryQuestions in our bankShare of our bank
Security Operations
Threat intel, hunting, log analysis, SIEM, network behavior analysis
21432.9%
Vulnerability Management
Scanning, CVSS, prioritization, remediation, validation
19530%
Incident Response & Management
IR lifecycle, forensics, evidence handling, root-cause analysis
13020%
Reporting & Communication
IR reports, briefings, MITRE ATT&CK mapping, IoC sharing
11117.1%

Scroll the table sideways to see every column.

Try it

4 questions from our CompTIA CySA+ bank

Questions from our CySA+ bank, spanning all four CS0-004 domains, with a full explanation on each.

CompTIA CySA+ · Free practice Every answer explained. No signup, no email wall.
  1. Question 1 of 4

    Investigators need to recover an encryption key that exists only in memory on a running system suspected of compromise. Which acquisition approach should be used?
    Answer and explanation

    Correct answer: Live memory acquisition while the system is running

    Encryption keys held only in volatile RAM are lost the moment power is removed, so investigators must perform live memory acquisition, such as a RAM dump, while the system remains powered on to capture that data. Powering down and imaging the disk destroys the volatile memory contents entirely, permanently losing the key. Removing the drive and using a write blocker addresses static disk evidence but does nothing to preserve RAM contents. Restoring from backup does not aid evidence collection at all and would overwrite the current compromised state, destroying the very evidence being sought.

  2. Question 2 of 4

    A business-critical application will not function correctly if a required security patch is applied, and the vendor has not yet released a compatible update. Which vulnerability management process should the analyst initiate?
    Answer and explanation

    Correct answer: Submit a formal risk exception request documenting compensating controls and a target resolution date

    When a required patch cannot be applied due to a legitimate operational constraint, the proper process is a documented risk exception that records the justification, any compensating controls in place, and a target date for reassessment, preserving governance and audit accountability. Excluding the asset from scanning hides the risk from visibility rather than managing it. Applying the patch without authorization risks breaking a business-critical application in an uncontrolled manner. Manually lowering the CVSS score misrepresents the actual severity and undermines the integrity of the risk register.

  3. Question 3 of 4

    An analyst confirms with the systems team that a critical patch was deployed to remediate a vulnerability finding on 40 servers. What is the appropriate NEXT step in the vulnerability management workflow?
    Answer and explanation

    Correct answer: Rescan the affected servers to validate that the vulnerability finding no longer appears

    Remediation validation requires an independent rescan to confirm the patch was applied correctly and the finding no longer triggers, since verbal or ticket-based confirmation alone does not guarantee successful deployment. Closing the ticket without validation risks leaving an unresolved vulnerability marked as fixed. Removing the servers from future scan cycles would prevent detection of a failed patch or regression. CVSS scores describe the intrinsic characteristics of the vulnerability itself, not an organization's remediation status, so they should never be altered to reflect patch completion.

  4. Question 4 of 4

    During the eradication phase of the incident response lifecycle, which activity is the analyst PRIMARILY performing?
    Answer and explanation

    Correct answer: Removing malware and attacker artifacts from affected systems

    Eradication focuses on eliminating the root cause of the incident, such as malware, backdoors, unauthorized accounts, or other attacker artifacts, ensuring the threat is fully removed before systems return to service. Restoring systems to production is the recovery phase, which follows eradication once systems are confirmed clean. Notifying regulatory bodies is a communication and compliance activity that can occur in parallel but is not part of the technical eradication work itself. Conducting a tabletop exercise is a preparation-phase activity used to test response procedures before an incident occurs, not during active eradication.

What actually trips people up on CySA+

Remediation is not complete until you rescan

The systems team saying a patch went out is not evidence. Independent validation by rescanning is the step candidates skip, and the exam tests it repeatedly. Closing a ticket on somebody’s word is always wrong here.

Never edit a CVSS score to make a problem go away

CVSS describes the vulnerability itself, not your organization’s progress against it. If a patch cannot be applied, the answer is a documented risk exception with compensating controls and a target date, not a lowered score and not quietly dropping the asset from the scan scope.

Volatile evidence dies when you pull the plug

An encryption key that exists only in RAM is gone the moment the machine powers down. Live memory acquisition first, then disk. Order of volatility is the single most reliably examined forensics concept, and the instinct to "preserve the scene" by shutting down is the wrong one.

The incident response phases have hard boundaries

Containment stops the spread. Eradication removes the malware and the attacker’s artefacts. Recovery returns systems to production. Lessons learned comes last. Questions work by describing an activity and asking which phase it belongs to, and recovery and eradication are the pair people mix up.

16% of the exam is writing things down

Reporting and communication is a real domain with real marks. Who gets told, in what format, with what severity language, and what a stakeholder-facing summary leaves out. It is the easiest domain to ignore and the cheapest to pick up.

A 6-week study plan

Six weeks, assuming you already hold Security+ or equivalent knowledge. Our CySA+ bank holds 650 questions across the four official domains, though the shares are ours rather than CompTIA’s published weighting.

Weeks 1–2: security operations

The 34% domain. Network and system architecture from an analyst’s seat, indicators of suspicious activity, detection tooling, threat intelligence and threat hunting.

Week 3: vulnerability management

26%. Scanning methodology, reading assessment output, prioritization, and the governance around exceptions. Practice the full lifecycle, not just the scan.

Week 4: incident response and management

24%. Attack frameworks, the response phases and their boundaries, and forensic technique with order of volatility drilled until it is reflex.

Week 5: reporting and communication

16%, and quick to learn. Vulnerability reporting, incident reporting, audiences and escalation paths.

Week 6: simulate at full length

Sit 85-question, 165-minute simulations. The length is the point: practice staying accurate in hour three. Use the per-domain breakdown to pick what to drill.

Is CySA+ hard?

CySA+ is harder than Security+ in kind rather than in threshold. Both pass at 750 out of 900, but CySA+ gives you 165 minutes for 85 questions where CompTIA gives Security+ 90 minutes for 90 questions. That extra time is not generosity: the questions hand you scan output, log excerpts and part-finished incidents and ask what an analyst does next, and they take longer to read.

CompTIA recommends about four years as a SOC or vulnerability analyst before sitting it, and that recommendation is the honest measure of difficulty. Candidates who have never worked an alert queue find the process questions, especially validation and evidence handling, harder than the technical ones. CompTIA publishes no pass rate.

Our own bank of 650 questions puts 216 at difficulty 3 and 181 at difficulty 4, with security operations carrying 214 questions and vulnerability management 195. Those are the two heaviest domains on the real paper at 34% and 26%.

How the CompTIA CySA+ differs from the exams beside it

CySA+ gives you nearly twice the time per question that Security+ does: 165 minutes for 85 questions against the 90 minutes for 90 questions CompTIA publishes for Security+. That is the tell. This is not a recall exam. It hands you scan output, log excerpts and half-finished incidents and asks what an analyst does next. Where Security+ asks what a SIEM is, CySA+ assumes you have one and asks what the alert means. It also carries a reporting and communication domain no other exam in this family has, which CompTIA weights at 16%.

Questions people actually ask about the CompTIA CySA+

What is a passing score on CompTIA CySA+?

750 on a scale of 100 to 900, the same threshold as Security+. CompTIA does not publish the raw number of correct answers that represents.

How long is the CySA+ exam?

165 minutes for a maximum of 85 questions, against the 90 questions in 90 minutes CompTIA publishes for Security+. The extra time is there because the items are analysis scenarios built on scan output and logs rather than recall.

Is CySA+ harder than Security+?

Different rather than simply harder. Both pass at 750, but CySA+ assumes about four years of analyst experience and asks you to interpret evidence instead of define terms. Candidates who have never worked a real alert queue find it a step up.

Which CySA+ exam code should you book?

CS0-004, the V4 release, launched 23 June 2026. The older CS0-003 exam retires on 22 December 2026, so book V4 unless you are already deep into V3 material.

Do you need Security+ before CySA+?

It is not required. CompTIA recommends roughly four years as a SOC or vulnerability analyst, and most people arrive with Security+ already. Nothing blocks you from booking CySA+ directly.

How long does CySA+ last?

Three years from your certification date, renewed with continuing education units. It also renews your Security+ and Network+ if you hold them.

How long should you study for CySA+?

Six weeks is realistic if you already hold Security+ or the equivalent knowledge: two weeks on security operations, one each on vulnerability management, incident response and reporting, then a week of full-length timed runs. Without time on a real alert queue, plan on longer.

Are these real CySA+ exam questions?

No. All 650 are original, built from CompTIA’s published CS0-004 objectives. Live items are covered by an exam security agreement and reusing them can void a certification. Ours are written in the analyst shape the real exam uses: scan output, a log excerpt, and a decision about what to do next.

Practice another Tech exam

IT, cloud & cybersecurity. Every one of these pages is built the same way: sourced facts, an honest admission where the sponsor publishes nothing, and free practice questions.

The app

Practice the CompTIA CySA+ in the app

The CySA+ app carries 650 questions across the four CS0-004 domains, each with a full explanation. The split is our own: it runs heavier on vulnerability management and lighter on incident response than CompTIA’s published weights. It includes Smart Quiz, Topic Drill, a fixed-length 85-question Exam Simulator on a 165-minute clock, and an AI tutor configured for analyst material. CySA+ Practice Exam 2026 went live on the App Store on 7 August 2026, free to download. Nobody has rated it yet, so there is no star average on this page and there will not be one until real users leave ratings.

  • Smart Quiz — keeps returning to the categories you keep missing
  • Topic Drill — one category at a time, on its own
  • Exam Simulator — a fixed-length timed paper (85 questions in 165 minutes, as this app sets it). It does not get harder as you go; the length and the mix are fixed.
  • AI tutor — re-explains any question in plain English
  • Progress tracking, reported per category
  • Study reminders
  • Light and dark themes

The app calls you ready at 83% on its own simulator. That is an in-app practice target we chose, not CompTIA's passing standard.

Get CySA+ Practice Exam 2026 free on the App Store (opens in a new tab)

Listed on the App Store as CySA+ Practice Exam 2026. Free to download; Premium unlocks the full bank and unlimited tutor explanations.

Rehearse the alert queue.

The CySA+ app is on the App Store, free to download. The practice questions and verified CS0-004 facts on this page are free too, with no signup and nothing to install.

Download free on the App Store (opens in a new tab)

Sources, and when we last checked them

This page was last reviewed on . The 8 facts quoted above were last checked against their sources on . Where CompTIA publishes nothing, the table above says so rather than guessing.

CompTIA and CySA+ are trademarks of CompTIA, Inc. Neuron Trainer is an independent study aid and is not affiliated with, endorsed by, or sponsored by CompTIA.