CompTIA 702 questions
N10-009
CompTIA Network+
N10-009 is the exam for the CompTIA Network+ certification. It validates the ability to explain networking concepts such as the OSI model, IP addressing and subnetting, routing, switching and common ports and protocols; to implement and configure wired and wireless networks, VLANs and network devices; to operate networks with documentation, monitoring, high availability and disaster recovery; to secure networks with access control, segmentation and protection against common attacks; and to troubleshoot cabling, connectivity, performance and network services with the right tools. It is for network administrators, support technicians and other IT professionals who build and maintain networks in on-premises, cloud and hybrid environments.
CompTIA 611 questions
SY0-701
CompTIA Security+
SY0-701 is the exam for the CompTIA Security+ certification. It validates the ability to explain general security concepts such as security controls, the CIA triad, zero trust, change management and cryptographic solutions; to recognize threats, vulnerabilities and attack indicators and apply the right mitigations; to design secure architectures across on-premises, cloud and hybrid environments and protect data; to run security operations with hardening, identity and access management, vulnerability management, monitoring, automation, incident response and digital forensics; and to support security program management and oversight through governance, risk management, third-party risk, compliance, audits and security awareness. It is for security administrators, systems administrators, help desk analysts and other IT professionals who take on core security responsibilities. CompTIA has announced that the English version of SY0-701 retires on June 11, 2027, after its successor SY0-801 launches.
CompTIA 342 questions
PT0-003
CompTIA PenTest+
PT0-003 is the exam for the CompTIA PenTest+ certification. It validates the ability to manage a penetration testing engagement, from scoping, rules of engagement, legal and compliance requirements and testing frameworks to collaboration and reporting with remediation recommendations; to perform reconnaissance and enumeration with passive and active techniques, OSINT and scripting; to discover and analyze vulnerabilities with scanning tools and validate the results; to carry out attacks and exploits against networks, authentication, hosts, web applications, cloud, wireless, AI systems and people through social engineering; and to run post-exploitation activities such as persistence, lateral movement, staging, exfiltration and cleanup. It is for penetration testers, security consultants, vulnerability analysts and other IT security professionals who test and assess the security of systems and networks.
CompTIA 145 questions
DA0-002
CompTIA Data+
DA0-002 is the exam for the CompTIA Data+ certification. It validates the ability to explain data concepts and environments such as database types, data structures, file formats and data types, data sources like databases, APIs, websites, files and logs, cloud and on-premises infrastructure, analysis tools and basic AI concepts; to acquire and prepare data with integrations and queries, explore it for missing values, duplicates and outliers, and cleanse, merge, parse and format it; to analyze data with basic statistical techniques, choose the right way to communicate results to each audience and troubleshoot analysis problems; to build visualizations and reports with charts, maps, tables and dashboards and validate their accuracy; and to apply data governance through documentation, versioning and data lineage, retention, audits and regulatory compliance, privacy and protection with access control, encryption and masking, and data quality assurance. It is for data analysts, business intelligence analysts, reporting analysts and other early-career professionals who collect, analyze and report on data to support business decisions.
CompTIA 84 questions
CNX-001
CompTIA CloudNetX
CNX-001 is the exam for the CompTIA CloudNetX certification, an expert-level certification in CompTIA's Xpert Series. It validates the ability to design network architectures, covering IP addressing, routing, NAT and protocols, mesh, star and spine-and-leaf topologies, hybrid connectivity with VPNs, SD-WAN, MPLS and dedicated public cloud connections, high availability through load balancing, redundancy, autoscaling and CDNs, and campus power, environmental and physical access factors; to secure hybrid networks with firewalls, security groups, URL filtering, encryption and network access control, zero trust with ZTNA, SASE, microsegmentation and CASB, identity and access management with SSO, MFA, PKI and privileged access management, and wireless security; to troubleshoot DNS, VPN and cloud interconnectivity problems, latency, load balancing and packet loss, and firewall, unauthorized access and hybrid vulnerability issues; and to run network operations with risk management, business continuity and service delivery, monitoring through metrics, dashboards, logging and alerting, and automation with infrastructure as code and scripting. It is for senior network engineers, network architects, security architects and enterprise architects with around ten years of IT experience, five of them designing networks, who build and run hybrid cloud networks.
Free course ↗ CompTIA 426 questions
CAS-005
CompTIA SecurityX
CAS-005 is the exam for the CompTIA SecurityX certification (formerly CASP+). It validates the ability to govern a security program with policies, governance frameworks, asset and configuration management, risk and threat modeling and compliance with industry standards and regulations; to design secure architectures across cloud, on-premises and hybrid environments with network segmentation, secure remote access, defined security boundaries and zero trust; to engineer security solutions with automation and scripting, vulnerability management, hardening, identity and access controls and cryptographic techniques chosen for their use cases; and to run advanced security operations with monitoring and log analysis, mitigation of common vulnerabilities, threat hunting with internal and external intelligence, and incident response. It is for security architects, senior security engineers and other experienced IT security professionals who design, implement and lead enterprise security solutions.
CompTIA 584 questions
SK0-005
CompTIA Server+
SK0-005 is the exam for the CompTIA Server+ certification. It validates the ability to install and manage server hardware, from racking, power, cabling and cooling to storage, RAID and server components; to administer servers by installing and configuring operating systems, network settings, scripting, virtualization, licensing, asset management and documentation; to secure servers and plan for disaster recovery with physical and data security, hardening, identity and access controls, secure decommissioning, backups and recovery sites; and to troubleshoot hardware, storage, operating system and software, network and security problems with a structured methodology. It is for systems administrators, server and data center technicians and other IT professionals who install, manage and troubleshoot servers in on-premises, cloud and hybrid environments.
CompTIA 141 questions
DY0-001
CompTIA DataX
DY0-001 is the exam for the CompTIA DataX certification (now called CompTIA DataAI), an expert-level certification in CompTIA's Xpert Series. It validates the ability to apply mathematics and statistics, covering hypothesis tests, ANOVA, ROC curves and AUC, confusion matrices, probability distributions, missing data and sampling, linear algebra, distance metrics and derivatives, and time series, survival analysis and causal inference; to model, analyze and report on data with exploratory data analysis, handling of sparsity, non-linearity, seasonality and outliers, feature engineering, scaling and transformation, model design, evaluation, selection and validation, and clear, accessible visualizations; to build machine learning models, from loss functions, regularization, cross-validation and data leakage to regression and classification, decision trees, random forests, bagging and boosting, neural networks and deep learning, and clustering and dimensionality reduction; to run data science operations and processes, including business requirements, compliance and KPIs, generated, synthetic and public data, data pipelines, streaming and lineage, data cleaning, merging, imputation and labeling, the data science life cycle with version control and testing, DevOps and MLOps with CI/CD, deployment and monitoring, and container, cloud, hybrid, edge and on-premises environments; and to use specialized applications of data science such as constrained and unconstrained optimization, natural language processing with tokenization, embeddings, TF-IDF and topic modeling, computer vision with OCR and object detection, graph analysis, reinforcement learning, fraud and anomaly detection and signal processing. It is for data scientists and other highly experienced data professionals with five or more years in data science or a similar role.
CompTIA 121 questions
CY0-001
CompTIA SecAI+
CY0-001 is the exam for the CompTIA SecAI+ certification, the first certification in CompTIA's Expansion Series. It validates the ability to explain basic AI concepts related to cybersecurity, such as machine learning, deep learning, natural language processing and automation, AI use cases in security, and AI-driven threats like automated phishing, polymorphic malware, adversarial machine learning and the malicious use of generative AI; to secure AI systems with security controls for data, models, data pipelines and inference layers, secure deployment across on-premises, cloud and hybrid environments and mitigation of adversarial attacks; to apply AI-assisted security through AI-driven detection and response, automated triage, alert correlation and orchestration, threat modeling, behavior analysis and continuous monitoring; and to support AI governance, risk and compliance with global regulatory frameworks, GRC practices across the AI lifecycle and responsible AI use, including ethics, legal standards, GDPR and the NIST AI Risk Management Framework. It is for security analysts, security engineers and other cybersecurity professionals with three to four years of IT experience, two of them hands-on in security, who secure, govern and integrate AI in security operations.
CompTIA 454 questions
TK0-201
CompTIA CTT+
TK0-201 (CTT+ Essentials) is the computer-based knowledge exam for the CompTIA CTT+ (Certified Technical Trainer) certification. It validates the ability to plan before the course by reviewing learning objectives against learner and organizational needs through needs assessments and audience analysis, adapting materials without compromising the course design, and preparing a safe, comfortable physical or virtual learning environment with the right logistics, equipment, session room setup and contingency plans; to select and implement delivery methods and instructional media that suit the content, the learners and their learning styles, and handle problems with each medium; to demonstrate professional conduct, content expertise and clear, bias-free verbal and non-verbal communication and presentation skills; to facilitate groups by establishing and maintaining a learner-centered environment, using a variety of question types and active listening, giving learners clarification and feedback, and motivating and reinforcing them; and to evaluate the training event by monitoring learner performance with sound assessments and by evaluating the course design, the trainer's own delivery and the effectiveness of the training against its objectives. It is for classroom and virtual trainers, instructors and other training professionals with six to twelve months of training experience. Together with a performance exam, TK0-202 (Classroom Trainer) or TK0-203 (Virtual Classroom Trainer), it earns the CompTIA CTT+ certification. CompTIA retired the CTT+ certification in 2023: the last day to take the TK0-201 exam was September 30, 2023, and holders of the certification stay certified for life.
CompTIA 154 questions
XK0-006
CompTIA Linux+
XK0-006 is the exam for the CompTIA Linux+ certification. It validates the ability to manage Linux systems: the boot process, kernel modules, storage, partitions and file systems, LVM, networking, packages and repositories, processes and system services; to manage services and users with systemd, accounts, groups and permissions, containers and virtualization; to secure Linux systems with authentication and authorization, hardening, firewalls, SELinux and AppArmor, cryptography, logging and compliance; to automate tasks and orchestrate systems with shell and Python scripting, Git, infrastructure as code tools such as Ansible, and AI-assisted coding; and to troubleshoot system, storage, network, security and performance problems with the right tools. It is for Linux administrators, systems administrators, DevOps and cloud engineers and other IT professionals who deploy, run and secure Linux servers in on-premises, cloud and hybrid environments.
CompTIA 461 questions
220-1201
CompTIA A+ Core 1
220-1201 is the first of the two exams for the CompTIA A+ certification (Core 1). It validates the ability to install, configure and troubleshoot mobile devices such as laptops, smartphones and tablets; to explain networking fundamentals including TCP/IP, common ports and protocols, wireless standards, SOHO networks and networking hardware and tools; to identify, install and replace hardware such as cables, connectors, memory, storage, motherboards, CPUs, power supplies and printers; to explain virtualization and cloud computing concepts; and to troubleshoot hardware, storage, display, network and printer problems with a structured methodology. It is for help desk technicians, desktop support and field service technicians and other entry-level IT support professionals. Together with 220-1202 (Core 2) it earns the CompTIA A+ certification.
CompTIA 318 questions
CLO-002
CompTIA Cloud Essentials+
CLO-002 is the exam for the CompTIA Cloud Essentials+ certification. It validates the ability to explain cloud concepts such as service models (SaaS, PaaS, IaaS), deployment models (public, private, hybrid), cloud networking, storage and characteristics like elasticity, self-service and pay-as-you-go; to apply the business principles of cloud environments, including cloud assessments, gap analysis and feasibility studies, the financial and business aspects of cloud adoption such as capital and operating expenses, licensing and vendor relationships, and migration approaches; to explain management and technical operations such as data management and backups, DevOps, automation, provisioning, monitoring and right-sizing; and to understand governance, risk, compliance and security for the cloud, including policies, risk management, data sovereignty and privacy regulations, vulnerability management and security controls. It is for business analysts, IT and project managers, sales and procurement staff and other business and technical professionals who make or support decisions about cloud services. CompTIA retired the Cloud Essentials+ certification in 2025: the last day to take the CLO-002 exam was September 25, 2025, and holders of the certification stay certified for life.
CompTIA 309 questions
CV0-004
CompTIA Cloud+
CV0-004 is the exam for the CompTIA Cloud+ certification. It validates the ability to design cloud architectures, choosing service and deployment models, compute, storage, networking and database resources, high availability, scaling and cost considerations; to deploy cloud solutions and migrate workloads with the right provisioning, storage, network and infrastructure as code choices; to operate cloud environments with monitoring, logging, alerting, backup and recovery, lifecycle and patch management and resource optimization; to secure cloud resources with identity and access management, data protection, encryption, network security controls, vulnerability management and compliance; to apply DevOps fundamentals such as source control, CI/CD pipelines, containers and orchestration, automation and scripting; and to troubleshoot deployment, network, security, performance and resource problems with a structured methodology. It is for cloud engineers, systems and network administrators and other IT professionals who deploy, run and secure workloads in public, private, hybrid and multicloud environments.
Free course ↗ CompTIA 567 questions
CS0-003
CompTIA CySA+
CS0-003 is the exam for the CompTIA CySA+ (Cybersecurity Analyst+) certification. It validates the ability to run security operations: analyzing system and network architecture, logs and indicators of potentially malicious activity, using tools and techniques to investigate threats, applying threat intelligence and threat hunting, and improving efficiency through process standardization and automation; to manage vulnerabilities by scanning and assessing results, prioritizing findings by risk and context, and recommending and applying mitigations and controls; to manage incident response with attack frameworks such as MITRE ATT&CK and the Cyber Kill Chain, through detection, analysis, containment, eradication, recovery and post-incident activities; and to report and communicate vulnerability and incident findings, metrics and recommendations to stakeholders. It is for security analysts, SOC analysts, incident responders, threat hunters and other IT professionals who detect, analyze and respond to threats. CompTIA has announced that the English version of CS0-003 retires on December 22, 2026, after its successor CySA+ V4 launched in June 2026.
CompTIA 350 questions
220-1202
CompTIA A+ Core 2
220-1202 is the second of the two exams for the CompTIA A+ certification (Core 2). It validates the ability to install, configure and maintain operating systems including Windows, macOS, Linux, Chrome OS and mobile operating systems, using command-line tools, system settings and management utilities; to apply security measures such as physical and logical controls, wireless security, malware detection and removal, social engineering awareness and securing workstations, mobile devices and SOHO networks; to troubleshoot operating system, security and mobile application problems; and to follow operational procedures for documentation, change management, backup and recovery, safety, environmental controls, privacy and licensing, communication and professionalism, scripting basics, remote access and the use of AI. It is for help desk technicians, desktop support and field service technicians and other entry-level IT support professionals. Together with 220-1201 (Core 1) it earns the CompTIA A+ certification.
CompTIA 192 questions
FC0-U71
CompTIA Tech+
FC0-U71 is the exam for the CompTIA Tech+ certification. It validates the ability to explain basic computing and IT concepts such as notational systems, units of measure and a structured troubleshooting methodology; to identify and set up computing devices, internal components, storage, peripherals and their interfaces, and to explain virtualization, cloud computing, networking basics and wireless networks; to use operating systems, software applications, web browser features and artificial intelligence tools; to explain software development concepts such as programming languages, data types, programming logic and organizational techniques; to explain the value of data, database concepts and use, and backup concepts; and to apply security basics including confidentiality, integrity and availability, device security, password best practices and encryption. It is for students, career changers and anyone exploring a career in tech, with no prior IT experience required.
CompTIA 139 questions
DS0-001
CompTIA DataSys+
DS0-001 is the exam for the CompTIA DataSys+ certification. It validates the ability to explain database fundamentals such as relational and non-relational (NoSQL) database types, SQL development with DDL, DML and TCL, ACID principles, stored procedures and views, server-side and client-side scripting with tools like Python and PowerShell, and the impact of ORM tools and application code on the database server; to plan, design, implement, test and deploy databases, from requirements gathering, architecture, data dictionaries and ERDs to schema validation, stress testing, version control, connectivity testing, provisioning and scalability; to manage and maintain databases through monitoring and reporting, query optimization, patch management, capacity planning, performance tuning, documentation and data management tasks such as handling redundancy, relationships and views; to secure data and databases with encryption in transit and at rest, data masking and destruction, data loss prevention, retention policies, compliance with GDPR and PCI DSS, authentication and authorization, physical and logical controls and protection against SQL injection, DoS, phishing, ransomware and brute-force attacks; and to ensure business continuity with backup and recovery, disaster recovery plans, replication, failover, clustering and high availability. It is for database administrators, data analysts, DevOps engineers and other IT professionals with two to three years of database administration experience who run databases on premises, in the cloud and in hybrid environments. CompTIA has announced that the English version of DS0-001 retires on April 16, 2027, and the translated versions on June 11, 2027, after its successor DS0-002 (DataSys+ V2) launched on October 13, 2026.
CompTIA 624 questions
PK0-005
CompTIA Project+
PK0-005 is the exam for the CompTIA Project+ certification. It validates the ability to apply project management concepts such as roles and responsibilities, scheduling, resource and budget management, risk and issue management, communication, change control and quality, and to choose between predictive (waterfall), Agile and hybrid methodologies; to manage a project through its life cycle phases, from discovery and initiation through planning, execution and closing; to use the right tools and documentation, including project charters, schedules, RACI charts, Kanban and Gantt charts, dashboards, collaboration tools and performance metrics; and to apply the basics of IT and governance, such as change and release management, infrastructure, cloud and software development concepts, security, data privacy, compliance and organizational governance. It is for project coordinators, junior project managers, business analysts and other IT professionals who manage or take part in small to medium-sized projects.
