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Security+ practice test, CompTIA Security+ practice exam and SY0-701 practice questions

Most Security+ study plans give each domain roughly the same attention. The exam does not. Security Operations alone is more than a quarter of your score and General Security Concepts is barely an eighth, so an evenly split study week quietly spends its best hours on the smallest domain.

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The short answer

The CompTIA Security+ exam in force right now is SY0-701: a maximum of 90 questions mixing multiple choice with performance-based simulations, 90 minutes, and a passing score of 750 on a scale that runs from 100 to 900. Five domains carry the weight, and they are not equal: Security Operations 28%, Threats, Vulnerabilities and Mitigations 22%, Security Program Management and Oversight 20%, Security Architecture 18% and General Security Concepts 12%. CompTIA has never published a pass rate for Security+, so every percentage you see quoted online is somebody's estimate rather than a released figure. Aspirants.ai generates unlimited Security+ practice questions weighted to those five domains, with the reasoning behind every answer choice, from $9 a month.

Last updated August 2026

Work the questions

Security+ practice questions with answers and explanations

Eight questions distributed the way SY0-701 is distributed, so two of them sit in Security Operations and two in Threats, Vulnerabilities and Mitigations. They are written in the style of the exam, not copied from it: CompTIA exam content is copyrighted and no legitimate bank reproduces it.

Question 1 · General Security Concepts

A company installs steel bollards along the sidewalk in front of its data center loading bay. How should this control be classified?

  1. A. Technical category, detective type
  2. B. Physical category, preventive type
  3. C. Managerial category, directive type
  4. D. Operational category, compensating type
Show the answer and explanation

B. Physical category, preventive type

Security+ asks you to classify a control twice: by category (technical, managerial, operational or physical) and by type (preventive, deterrent, detective, corrective, compensating or directive). A bollard is a physical object doing physical work, so the category is straightforward. The type is where people slip. A bollard does not warn, record or discourage a decision; it physically stops a vehicle from reaching the building, which makes it preventive rather than deterrent. A sign warning that vehicles will be towed would be deterrent. A camera watching the bay would be detective. Managerial controls are policies and procedures, and operational controls are the things people do, so neither fits a lump of steel in the ground.

Question 2 · Threats, Vulnerabilities and Mitigations

An application verifies that a user has permission to a file, then opens that file a fraction of a second later. An attacker replaces the file with a symbolic link in between the two operations. Which vulnerability does this describe?

  1. A. Buffer overflow
  2. B. Time-of-check to time-of-use race condition
  3. C. SQL injection
  4. D. Directory traversal
Show the answer and explanation

B. Time-of-check to time-of-use race condition

The defining detail is the gap between checking and using. The application makes a correct authorization decision and then acts on a stale assumption, and the attacker exploits the interval. That is a time-of-check to time-of-use race condition, and it is worth knowing by its full name because the exam uses both TOCTOU and the expanded phrase. A buffer overflow writes past the end of allocated memory, which is not what happens here. SQL injection manipulates a database query through unsanitized input. Directory traversal walks the file system with sequences such as ../ to reach a path the application never intended to expose; the attacker here does not need to traverse anywhere, because the application opens the path it was already going to open.

Question 3 · Threats, Vulnerabilities and Mitigations

A vulnerability scan flags a critical remote code execution flaw on a legacy control system. The vendor is out of business and no patch exists, and the system cannot be taken offline. What is the most appropriate response?

  1. A. Accept the risk and mark the finding as a false positive
  2. B. Isolate the system on its own segment and apply compensating controls
  3. C. Disable the vulnerability scanner alerts for that host
  4. D. Replace the system immediately regardless of operational impact
Show the answer and explanation

B. Isolate the system on its own segment and apply compensating controls

When you cannot remediate, you compensate. Segmenting the host, restricting which systems can reach it, putting monitoring in front of it and tightening access all reduce exposure without touching the unpatchable software. Option A is the trap because part of it is legitimate: formally accepting a risk is a valid treatment, but recording a real finding as a false positive is falsifying the record, and doing nothing else leaves a critical flaw reachable. Option C suppresses the symptom and is closer to negligence than to risk management. Option D sounds decisive and is usually wrong on this exam, because ripping out a production control system without planning trades a security risk for a safety and availability risk.

Question 4 · Security Architecture

A business states that after a disruption it can tolerate losing no more than 15 minutes of transaction data. Which metric has it just defined?

  1. A. Recovery time objective
  2. B. Recovery point objective
  3. C. Mean time to repair
  4. D. Mean time between failures
Show the answer and explanation

B. Recovery point objective

RPO is about data, RTO is about time to be back up, and mixing them up is one of the most reliable ways to lose a point on this exam. Fifteen minutes of tolerable data loss is a recovery point objective, and it directly sets your backup or replication frequency: if you snapshot hourly you cannot meet a 15 minute RPO no matter how fast you restore. Recovery time objective would be a statement such as "we must be serving customers again within two hours." Mean time to repair is a measured average of how long fixes actually take, and mean time between failures is a reliability measure of how long equipment runs before it breaks. Neither of the last two is a target the business sets.

Question 5 · Security Operations

A security analyst confirms that ransomware is actively encrypting files on a production file server. What should the analyst do first?

  1. A. Power the server off to stop the encryption
  2. B. Disconnect the server from the network while leaving it running
  3. C. Restore the affected files from last night's backup
  4. D. Run a full antivirus scan on the server
Show the answer and explanation

B. Disconnect the server from the network while leaving it running

Containment comes before eradication and recovery, and the goal of containment is to stop the spread without destroying what you need for the investigation. Pulling the network connection halts lateral movement and cuts the malware off from its command and control channel immediately. Powering the machine off is the tempting answer and it is the one that costs you: shutting down wipes volatile memory, and encryption keys, running processes and network connections often live only there. Restoring from backup before the malware is removed simply feeds fresh files to an active infection. Running an antivirus scan on a system that is currently being encrypted addresses neither the spread nor the evidence.

Question 6 · Security Operations

An attacker has stolen valid domain credentials and is moving between internal Windows servers. Which log source most directly reveals that lateral movement?

  1. A. Perimeter firewall deny logs
  2. B. Authentication and logon events on the destination hosts
  3. C. Web server access logs
  4. D. DHCP lease logs
Show the answer and explanation

B. Authentication and logon events on the destination hosts

The attacker is using credentials that work, so nothing is being blocked and nothing looks malformed. What it does leave is a trail of successful logons: an account authenticating to servers it has never touched before, at hours it never works, from workstations it is not assigned to. That pattern lives in the authentication and logon events on the machines being reached. Perimeter firewall deny logs face outward and record what was refused, which is the opposite of a successful internal logon. Web server access logs only see traffic to web applications. DHCP lease logs tell you which device held which address and can help you attribute an IP later, but they say nothing about who authenticated to what.

Question 7 · Security Program Management and Oversight

An asset is valued at $200,000. A successful attack would destroy 25% of its value, and the organization expects such an attack once every two years. What is the annualized loss expectancy?

  1. A. $12,500
  2. B. $25,000
  3. C. $50,000
  4. D. $100,000
Show the answer and explanation

B. $25,000

Work it in two steps and the arithmetic is easy. Single loss expectancy is asset value multiplied by exposure factor, so $200,000 times 0.25 gives an SLE of $50,000. Annualized loss expectancy is SLE multiplied by the annualized rate of occurrence, and "once every two years" is an ARO of 0.5, so $50,000 times 0.5 gives $25,000. Option C is what you get if you stop at the SLE and forget to annualize, which is the mistake the question is built to catch. Option D is the raw 50% of asset value and ignores both figures. Option A halves the exposure factor as well as the frequency. Expect at least one calculation of this shape and know that ARO can be a fraction.

Question 8 · Security Program Management and Oversight

A company is contracting a cloud provider and needs a document that states the uptime the provider must deliver and the financial penalties if it does not. Which document is that?

  1. A. Memorandum of understanding
  2. B. Master service agreement
  3. C. Service level agreement
  4. D. Statement of work
Show the answer and explanation

C. Service level agreement

The SLA is the document that carries measurable commitments and the consequences of missing them: availability percentages, response times, resolution times and the credits or penalties attached. A memorandum of understanding records a shared intention between parties and is generally not legally binding, which is precisely why it cannot carry a penalty clause. A master service agreement sets the overarching legal terms of the relationship, such as liability, indemnity and payment, and then individual pieces of work hang off it. A statement of work describes the specific deliverables, scope and schedule for one engagement. The exam tests these four against each other constantly, so learn them as a set rather than one at a time.

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What is actually on the CompTIA Security+ SY0-701 exam

CompTIA publishes the format plainly and it is worth reading before you buy anything. You get a maximum of 90 questions in 90 minutes, and the word maximum matters: the count varies slightly between forms, so plan for 90 and treat anything less as a gift. The questions are a mixture of standard multiple choice, multiple response, drag and drop, and performance-based items that drop you into a simulated console or a set of firewall rules and ask you to configure something rather than recognize it. The five domains are General Security Concepts at 12%, Threats, Vulnerabilities and Mitigations at 22%, Security Architecture at 18%, Security Operations at 28% and Security Program Management and Oversight at 20%. CompTIA recommends Network+ plus about two years in a security or systems administrator role before you sit it, which is a recommendation and not a prerequisite. Plenty of people pass without either, and they do it by putting the hours into Security Operations and Threats, which together are half the exam.

  • Maximum of 90 questions in 90 minutes
  • Multiple choice, multiple response and performance-based items
  • Security Operations is the largest domain at 28%
  • Recommended, not required: Network+ and two years of experience

Why a 750 passing score is not the same as 83%

This trips up almost everyone the first time they see the number. Security+ is graded on a scaled score from 100 to 900 with a cut at 750, and people do the arithmetic, land on 83%, and panic. The scale does not start at zero, so the raw percentage you need is lower than that, and CompTIA does not publish the conversion. Questions are also not worth the same amount. Performance-based items carry more weight than a single multiple choice question, which is why finishing the simulations well matters more than the raw item count suggests. There is no partial-credit rumor worth chasing and no published curve to game. The practical takeaway is simple: stop trying to reverse engineer the cut score and start tracking how you perform per domain, because a candidate scoring 85% on General Security Concepts and 55% on Security Operations is in far more trouble than the overall average implies. Score the domains separately or you will not see the problem until test day.

  • Scaled score runs 100 to 900, with the cut at 750
  • The scale does not begin at zero, so 750 is not 83% correct
  • Performance-based questions are weighted more heavily
  • Track your accuracy per domain, not as a single average

Performance-based questions are where the clock disappears

The PBQs usually sit at the front of the exam, there are typically a handful of them, and each one can eat five to ten minutes if you let it. That is the single most common way people run out of time on a test they knew the material for. The fix is procedural rather than technical: open the exam, read the first PBQ, decide within about sixty seconds whether you can finish it cleanly, and if the answer is no, flag it and move on to the multiple choice. The multiple choice questions are worth points you can bank in under a minute each. Come back to the flagged simulations with whatever time is left and the pressure off. What the PBQs actually test is configuration, not recall: ordering firewall rules so the specific deny sits above the general allow, matching an attack in a log excerpt to the right mitigation, assigning the correct permissions, placing devices in a network diagram. Practicing those as clicking exercises rather than as flashcards is what makes them fast.

  • PBQs usually appear first and consume the most time
  • Flag and skip anything you cannot finish in about a minute
  • Bank the multiple choice points, then return to the simulations
  • They test configuration and ordering, not definitions

Should you take SY0-701 now or wait for the next version?

This is the question worth getting right, because guessing wrong costs you months. CompTIA lists an estimated 2026 retirement for SY0-701 on its own certification page, which is consistent with its habit of refreshing an exam roughly three years after launch. SY0-701 went live on November 7, 2023. What CompTIA has not done is publish a firm retirement date or a confirmed launch date for a successor, so any specific day you see quoted by a training vendor is a forecast, not an announcement. Two facts settle the decision for most people. First, CompTIA normally runs the old and new versions side by side for around six months after a new one launches, so a retirement is a deadline rather than a cliff. Second, and more usefully, the certification you earn is valid for three years from your test date regardless of which version you sat, so a Security+ passed on SY0-701 in late 2026 stays active into 2029, well past the version retiring. If you are ready now, sit SY0-701 now. Waiting for a version that has no announced date, in order to hold a credential that expires on the same three-year clock either way, is a bad trade.

  • CompTIA lists an estimated 2026 retirement, with no firm date published
  • SY0-701 launched November 7, 2023
  • Old and new versions normally overlap for about six months
  • Your certification lasts three years from your test date either way

What Security+ costs in 2026, including the part people forget

The voucher is the number everyone quotes and the smaller half of the real bill. CompTIA raised list prices across its lineup in June 2026, putting the US Security+ voucher at $439, up from $425. Authorized resellers routinely discount the same voucher to around $395, and CompTIA runs an academic store with substantially lower pricing for verified students and educators, so paying full list is usually avoidable. Then there is the retake, which is a full-price voucher every time: CompTIA offers no free retests and no discount on a second attempt. The part people genuinely forget is renewal. Security+ is valid for three years, and keeping it alive through continuing education means 50 CEUs plus a $150 CE fee across that three-year cycle. You can skip the CE fee entirely by passing the latest version of the exam, earning a higher-level CompTIA certification, or completing CertMaster CE. Budget the voucher, one possible retake and the renewal together and the three-year cost of holding Security+ lands closer to $600 than to $439.

  • Voucher $439 US list as of mid 2026, resellers around $395
  • Every retake is a full-price voucher, with no free retest
  • Certification valid three years from the test date
  • Renewal by CEUs: 50 CEUs plus a $150 CE fee per three-year cycle

Who actually needs Security+, and why the DoD rule matters

Security+ has an unusual property for an entry-level certification: for a large group of people it is not optional. The Department of Defense recognizes it as an approved baseline qualification for a long list of cyber work roles, and under DoD Manual 8140.03 civilian employees and service members in covered roles had to be qualified by February 15, 2026. Around 225,000 military, civilian and contractor positions sit inside that framework. If you work for a defense contractor in an IT or cybersecurity role, Security+ is frequently a condition of the contract rather than a nice line on your resume, and your employer will usually pay for it. Outside the DoD world the picture is softer but still commercial: Security+ is the credential that most reliably gets a help desk or sysadmin resume through an HR filter into a SOC analyst interview. It will not, on its own, make you a security engineer. What it does is prove you can speak the vocabulary and reason about controls, which is exactly what a hiring manager is screening for at that level.

  • Approved baseline for DoD cyber work roles under DoDM 8140.03
  • Covered DoD personnel had to be qualified by February 15, 2026
  • Roughly 225,000 positions sit inside the 8140 framework
  • Outside DoD it is the standard filter for SOC analyst hiring

A study plan that matches the domain weights

Work backwards from the percentages instead of the chapter order in your book. If you have six weeks, give roughly two of them to Security Operations, a week and a half to Threats, Vulnerabilities and Mitigations, a week to Security Program Management and Oversight, a week to Security Architecture and the remainder to General Security Concepts, which is small and mostly vocabulary. Three habits separate people who pass from people who retake. First, do questions from day one rather than after you finish reading; recall practice teaches you what you actually know, and reading teaches you what you recognize. Second, read the explanation on every question including the ones you got right, because getting an item right for the wrong reason is invisible until it costs you. Third, drill acronyms deliberately. Security+ is dense with them, and the exam will use an acronym without expanding it, so a candidate who freezes on the difference between an SLA and an MOU loses points on material they understood perfectly. Do at least two full timed 90 minute runs before test day so pacing is a solved problem rather than a surprise.

  • Allocate study time in proportion to the domain weights
  • Practice questions from day one, not after the reading is done
  • Read the explanation on correct answers too
  • Two full 90 minute timed runs before test day

Compare the options

The CompTIA Security+ SY0-701 domain weighting

Straight from CompTIA's published exam details. The approximate question counts assume a full 90 item form and are there to show you where the points live.

Domain Weight Approx. questions of 90 What it covers
4.0 Security Operations 28% 25 Hardening, monitoring, vulnerability management, incident response, digital forensics
2.0 Threats, Vulnerabilities and Mitigations 22% 20 Threat actors, attack surfaces, indicators of malicious activity, mitigation techniques
5.0 Security Program Management and Oversight 20% 18 Governance, risk analysis, third-party risk, compliance, audits, security awareness
3.0 Security Architecture 18% 16 Architecture models, secure infrastructure, data protection, resilience and recovery
1.0 General Security Concepts 12% 11 Control categories and types, CIA, AAA, zero trust, change management, cryptography

Passing score is 750 on a 100 to 900 scale, in 90 minutes, with a maximum of 90 questions. CompTIA does not publish the raw-to-scaled conversion and does not publish a pass rate for Security+.

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A maximum of 90, delivered in 90 minutes. CompTIA words it as a maximum because the item count varies slightly between exam forms, so you should plan for the full 90 and treat a shorter form as a bonus. The questions mix standard multiple choice, multiple response, drag and drop, and performance-based simulations that ask you to configure something rather than identify it.

You need 750 on a scaled score that runs from 100 to 900. Because the scale does not start at zero, 750 is not the same as answering 83% of the questions correctly, and CompTIA does not publish the conversion between raw and scaled scores. Questions are also weighted differently, with performance-based items counting for more than a single multiple choice question.

Moderately hard, and harder than its reputation suggests for anyone without hands-on experience. The material itself is broad rather than deep, so the difficulty comes from three places: the volume of acronyms, the scenario wording that offers several defensible answers and asks for the best one, and the time pressure created by performance-based questions at the front of the exam. Candidates who already work in IT typically find it manageable; candidates coming in cold usually need eight to twelve weeks.

CompTIA does not publish one. Every Security+ pass rate you see quoted, whether it is 50%, 65% or 85%, is an estimate produced by a training vendor from its own students or from survey data, not a figure CompTIA has released. Treat those numbers as marketing rather than measurement, and judge your own readiness on your accuracy per domain instead.

90 minutes. That is the total time for up to 90 questions, which averages out to about one minute per item, and the average is misleading because the performance-based simulations can each take five to ten minutes. The practical approach is to flag any simulation you cannot finish quickly, clear the multiple choice questions, then return to what you flagged.

Five: General Security Concepts at 12%, Threats, Vulnerabilities and Mitigations at 22%, Security Architecture at 18%, Security Operations at 28% and Security Program Management and Oversight at 20%. Security Operations is the largest single domain, and together with Threats it accounts for half the exam, so it deserves half your study time.

CompTIA raised list prices across its lineup in June 2026, and the US Security+ voucher now lists at $439, up from $425. Authorized resellers commonly sell the same voucher for around $395, and CompTIA operates an academic store with substantially lower pricing for verified students and educators. Every retake is a full-price voucher; CompTIA offers no free retests.

Yes, and CompTIA imposes no waiting period between your first and second attempts. From the third attempt onward you must wait at least 14 calendar days from the date of your last attempt. There is no cap on the number of attempts, but you pay full price every time. Once you have passed, you cannot retake the same exam code without CompTIA's prior consent.

Yes. CompTIA CE certifications are valid for three years from your test date. You can renew by earning 50 continuing education units and paying a $150 CE fee across the three-year cycle, or you can skip the CE fee entirely by passing the latest version of the exam, earning a higher-level CompTIA certification such as CySA+ or SecurityX, or completing a CertMaster CE course.

Yes. SY0-701 launched on November 7, 2023 and remains the version in force. CompTIA lists an estimated 2026 retirement on its own certification page but has not published a firm retirement date or a confirmed launch date for a successor, so any specific date circulating from a training vendor is a forecast. CompTIA normally overlaps versions for about six months, and your certification lasts three years from your test date regardless of which version you sat.

Security+ is an approved baseline qualification for a range of Department of Defense cyber work roles, and it has been the most commonly cited foundational qualification under both the older 8570 directive and the current 8140 framework. Under DoD Manual 8140.03, civilian employees and service members in covered work roles were required to be qualified by February 15, 2026. Check the DoD Cyber Exchange qualification matrices for your specific work role, because the mapping is role by role rather than blanket.

For anyone working in or near a US defense contract, yes, because it is frequently a contractual requirement rather than an optional credential and the employer usually pays. For everyone else it is worth it as a hiring filter: Security+ is the credential that most reliably moves a help desk or sysadmin resume into a SOC analyst interview. It will not make you a security engineer on its own, and it is poor value if you already hold a higher-level security certification that supersedes it.

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