Exam vocabulary
A+ PathTerms™
147 plain-language terms mapped for CompTIA A+. Lists are Accumentum study aids based on our glossary and PathKey™ coverage, not a vendor blueprint reprint.
Showing 147 terms in a learn-these-first order.
- Configuration itemA configuration item (CI) is any manageable component of an IT service, essential for tracking and understanding system relationships.
- DEPData Execution Prevention (DEP) is a security feature that prevents malicious code from running in protected memory areas.
- Device-Level AutomationAutomates tasks and processes directly on individual hardware devices, enhancing efficiency and reducing manual effort in IT operations.
- Linux MemoryLinux memory is the RAM and swap space managed by the OS for running applications and processes.
- Manage, Maintain and Protect DevicesManage, Maintain, and Protect Devices covers the full lifecycle of endpoints, ensuring security, efficiency, and protection.
- Mobile OSA mobile operating system manages a mobile device's resources, enabling it to run apps and perform functions. It's the core software for smartphones and...
- Mobile SecurityMobile security protects mobile devices, networks, and data from threats, ensuring confidentiality and integrity.
- PlatformA platform is a foundational technology environment enabling application development, deployment, and management, providing essential infrastructure and...
- Platform SecurityPlatform security protects the foundational computing environment, including hardware, OS, and core services, from unauthorized access and threats.
- ProvisioningProvisioning is making IT resources ready for use by setting them up and configuring them.
- Self-service portalA digital platform enabling users to access information and perform tasks independently, reducing reliance on support staff.
- Service DeskA Service Desk is the central point of contact for managing IT services and user incidents, ensuring efficient technology support.
- SupportSupport is the ongoing assistance and maintenance ensuring technology systems and services function correctly and meet user needs.
- VirtualizationVirtualization lets one physical computer act like many, using a hypervisor to manage resources for multiple virtual instances.
- Application Environment, Configuration & SecurityManage application environments, settings, and security controls to reduce risk and ensure system integrity. Essential for modern IT.
- Cisco IOS XE GatewayCisco IOS XE Gateway is the network interface and routing capability in Cisco routers running IOS XE, enabling traffic flow and destination direction.
- CleanupCleanup removes obsolete data, configurations, or resources to optimize system performance, security, and cost efficiency.
- Digital EvidenceDigital evidence is any data or information in electronic format used to prove or disprove a fact in legal or investigative contexts.
- Hardware and Network TroubleshootingHardware and Network Troubleshooting: Systematically identifying and resolving issues with physical computer components and their communication links.
- Hardware ComponentsHardware components are the physical parts of any computer system, from CPUs to peripherals, essential for its operation and maintenance.
- Hardware IssuesHardware issues are malfunctions in physical computer or network components, impacting system reliability and requiring troubleshooting.
- Incident Handling ProcessA structured approach to managing cybersecurity events for efficient and effective response, minimizing damage and downtime.
- Infrastructure and Application SecurityInfrastructure and Application Security protects IT systems and software from cyber threats, ensuring reliability and data integrity.
- maintain devicesMaintain devices ensures systems stay operational, secure, and efficient through ongoing updates, monitoring, and proactive care.
- MediaMedia refers to the physical or digital channels used for transmitting or storing information, fundamental to IT infrastructure and communication systems.
- Multi-factor authenticationMFA requires multiple proofs of identity to grant access, significantly boosting security beyond just passwords.
- PAN-OS Device Setting ConfigurationPAN-OS Device Setting Configuration defines the operational parameters and security controls for Palo Alto Networks firewalls.
- Server Administration: Operating SystemsManaging and maintaining server operating systems to ensure optimal performance, security, and reliability.
- Shell ScriptingShell scripting automates tasks using command sequences, enhancing efficiency and reliability in IT operations.
- Software TroubleshootingSoftware troubleshooting is the systematic process of identifying, diagnosing, and resolving problems or errors within computer software.
- System Management: BootSystem Management: Boot is the computer startup sequence, from hardware checks to loading the operating system. Essential for troubleshooting.
- Troubleshooting HardwareTroubleshooting hardware means finding and fixing problems with physical computer parts and devices. It's key for keeping systems running smoothly.
- Troubleshooting: SystemsTroubleshooting: Systems is the process of identifying, diagnosing, and resolving issues within complex interconnected technological environments. It's vit
- User SupportUser Support is the assistance provided to individuals using technology systems or applications, ensuring effective and efficient operation.
- Virtual machineA virtual machine VM is a software emulation of a computer, running multiple operating systems on single hardware via a hypervisor.
- VisualizationVisualization graphically represents data and systems, making complex information easier to understand and analyze for better decision making.
- VMsVirtual machines (VMs) are software emulations of physical computers, allowing multiple operating systems to run on a single server.
- WormA worm is self-replicating malware that spreads across networks without human help, exploiting vulnerabilities to propagate.
- 802.11 Technology Fundamentals802.11 Technology Fundamentals covers the IEEE standards that define how Wi-Fi networks operate, crucial for wireless connectivity.
- AddressingAddressing assigns unique identifiers to network devices for communication and data transfer, essential for network management and troubleshooting.
- AI InfrastructureAI infrastructure is the hardware, software, and network foundation for building and running AI models.
- AI+ Data Ecosystem OverviewAn AI+ Data Ecosystem Overview maps AI solution components from data to deployment, vital for system design and troubleshooting.
- ApplicationAn application is a software program for end users to perform specific tasks, acting as an interface to computer hardware.
- Application Observability & MaintenanceApplication Observability & Maintenance provides deep insights into application performance and health, enabling proactive issue resolution.
- ApplicationsApplications are software programs designed for specific user or system tasks, forming a core concept in IT and certification exams.
- Applications & SoftwareApplications and software are the programs and instructions that tell computers and devices what to do and how to do it.
- ARPARP translates IP addresses to MAC addresses, enabling devices to communicate on local networks. Essential for network operations and security.
- Azure FunctionsAzure Functions is a serverless compute service that runs event driven code without managing infrastructure, simplifying development.
- Block storageBlock storage organizes data into fixed-size blocks with unique addresses for efficient access and retrieval.
- BootkitA bootkit is malware that infects a computer's boot process, loading before the operating system to gain deep control and evade detection.
- CIS BenchmarksCIS Benchmarks are cybersecurity best practices for hardening systems and applications against cyber threats.
- Cisco PlatformsCisco Platforms are integrated hardware, software, and services for building, managing, and securing enterprise networks.
- Cloud, Mobile & DatabaseCloud, Mobile & Database integrates cloud, mobile, and database management for modern IT security and operations.
- CloudWatchAmazon CloudWatch is an AWS monitoring and observability service that tracks metrics, logs, and alarms for resources and applications.
- Cluster MaintenanceCluster maintenance ensures distributed computing systems run reliably and securely through ongoing updates, monitoring, and patching.
- CompTIA A+CompTIA A+ is a professional certification topic covered in Accumentum training catalogs and PathKey™ guides.
- CompTIA CySA+CompTIA CySA+ is a professional certification topic covered in Accumentum training catalogs and PathKey™ guides.
- CompTIA Data+CompTIA Data+ is a professional certification topic covered in Accumentum training catalogs and PathKey™ guides.
- Confidential computingConfidential computing protects data in use via hardware-based trusted execution environments, ensuring privacy during processing.
- Configuration and SetupConfiguration and Setup is establishing and organizing technology system components to meet specific operational needs.
- Configuration managementConfiguration management establishes and maintains consistency of a product's attributes throughout its life, ensuring controlled changes and system int...
- configurationsConfigurations are the specific settings and arrangements that define how a system or application operates, impacting performance and security.
- ContainerA container packages software and dependencies for reliable execution across environments, crucial for modern development and cloud roles.
- ContainerizationContainerization packages applications and dependencies into isolated, portable units for consistent deployment across environments.
- Containerization BasicsContainerization packages applications and their dependencies into isolated units for consistent deployment across environments.
- ContainersContainers package applications and dependencies for consistent execution across environments, enabling efficient deployment and scaling.
- CreateCreate is the process of establishing a new digital asset, resource, or system within a technology environment.
- Deploy WindowsDeploy Windows is the process of installing and configuring the Windows operating system on computers.
- DeploymentDeployment is making systems or software available for use, covering planning, installation, and testing for smooth integration.
- Deployment and ProvisioningDeployment and provisioning are the processes of making IT resources and services available for use. Provisioning allocates and configures infrastructur...
- DevicesA device is any physical hardware component that connects to or interacts with a computing system or network.
- DevOps/TroubleshootingDevOps/Troubleshooting is a professional technology concept used across modern IT and certification study.
- DockerDocker is a platform for automating application deployment and management using containers, ensuring consistent execution across environments.
- DocumentationDocumentation is the written record of a system or process, crucial for understanding, collaboration, and knowledge transfer.
- EBSEBS provides persistent block storage volumes for AWS EC2 instances, acting like virtual hard drives for cloud servers.
- EC2Amazon EC2 provides secure, resizable compute capacity in the cloud, offering virtual servers called instances for running applications.
- EndpointsEndpoints are the devices where data communication starts or finishes, like computers or phones, and are key to network security and management.
- Environment SetupEnvironment setup is configuring hardware, software, and network resources for specific tasks or applications, ensuring a functional workspace.
- ESXESX is a bare-metal hypervisor from VMware, enabling multiple virtual machines on a single physical server.
- File & OS ForensicsFile and OS Forensics examines digital files and operating system artifacts to uncover evidence of malicious activity or system compromise.
- File SystemsA file system organizes and manages data on storage devices, dictating how files are stored, retrieved, and accessed.
- FilesA file is a named collection of data stored as a single unit on a computer, acting as a container for digital assets.
- FilesystemsA filesystem organizes and manages data on storage devices, dictating how files are stored, retrieved, and accessed.
- Full disk encryptionFull disk encryption (FDE) scrambles all data on a storage device, making it unreadable without a key. Protects data from unauthorized access.
- FundamentalsA fundamental is a core technology concept, essential for understanding, designing, and troubleshooting complex systems.
- GroundingGrounding anchors AI responses to factual context, preventing hallucinations and ensuring reliable outputs in professional AI applications.
- Group PolicyGroup Policy (GPO) centrally manages Windows settings and security across a network, enforcing rules for users and computers.
- HardwareHardware is the physical equipment that makes up computer systems and networks, forming the tangible foundation for all digital operations.
- HSMA Hardware Security Module (HSM) is a physical device that protects and manages digital keys for encryption and decryption.
- IdentifyingIdentifying is recognizing and documenting system components, relationships, and characteristics for better management and security.
- ImagesAn IT image is a complete system snapshot for rapid deployment, backup, and recovery, ensuring business continuity and standardization.
- InfrastructureInfrastructure is the foundational IT hardware, software, and services that support an organization's operations and digital services.
- Infrastructure ServicesFoundational IT components and their management that support an organization's operations, including hardware, software, and security.
- Instance ConfigurationInstance configuration defines the specific settings and resources for a virtual machine or server in the cloud, impacting performance and cost.
- IT Concepts & TerminologyIT Concepts and Terminology is the essential language of information technology, enabling clear communication and effective system management.
- IT ResourcesIT Resources are the hardware, software, cloud services, and people an organization uses to deliver technology services.
- IT Support FoundationsIT Support Foundations are the essential knowledge and skills for managing, maintaining, and troubleshooting IT systems and infrastructure.
- IT Support Job TasksIT Support Job Tasks are the duties performed by technical support professionals to maintain systems and help users.
- KernelThe kernel is the core of an operating system, managing hardware resources and enabling software to run.
- Knowledge ManagementKnowledge management systematically creates, shares, and uses organizational knowledge to improve decision-making and efficiency.
- Knowledge Objects ManagementSystematically managing information assets like documentation and best practices for learning and problem solving.
- macOSmacOS is Apple's proprietary operating system for Macintosh computers, known for its user-friendly interface and security.
- Manage MemoryManage Memory involves allocating, tracking, and reclaiming RAM for optimal system performance and stability.
- MappingMapping establishes clear correspondence between data, requirements, or concepts, translating information across contexts for consistency and understand...
- Mobile DevicesPortable computing devices like smartphones and tablets used for wireless connectivity and personal or professional tasks.
- Monitoring and LoggingMonitoring and Logging involves collecting and analyzing data on system performance and security events to ensure reliability and identify threats.
- Normal Windows Memory ActivityNormal Windows Memory Activity is the expected RAM usage by the OS and applications, crucial for identifying performance issues.
- Object Configuration CreationObject Configuration Creation defines the initial settings and parameters for technical objects, ensuring proper function and security.
- OpenTelemetryOpenTelemetry is an open-source observability framework for collecting and exporting telemetry data, simplifying system monitoring and analysis.
- Operating SystemThe operating system OS is the essential software managing a computer's hardware and software resources, acting as a crucial intermediary.
- Operating SystemsAn operating system OS is the core software managing a computer's hardware and software resources, acting as an intermediary between the user and the ma...
- Operating Systems: WindowsWindows is Microsoft's family of graphical operating systems, managing hardware and software for users and businesses.
- Operational DocumentationOperational documentation includes all written materials guiding the setup, use, maintenance, and troubleshooting of technology systems.
- OSI modelThe OSI model is a conceptual framework standardizing network system functions into seven distinct layers for interoperability and troubleshooting.
- PacketA packet is a fundamental unit of data for network transmission, containing both data and control information.
- Packet capturePacket capture (PCAP) is the process of intercepting and logging network traffic for analysis, vital for troubleshooting and security.
- Perimeter & EndpointPerimeter and endpoint define the boundaries and access points of a network or system, crucial for cybersecurity.
- peripheralsExternal hardware devices that connect to a computer to expand its functionality, crucial for IT professionals.
- Plan Teams-certified device solutionsSelect and integrate hardware validated by Microsoft for optimal Microsoft Teams performance, ensuring seamless collaboration.
- Platform OverviewA Platform Overview provides a holistic view of a technology system's design, operation, and security, essential for effective management and troublesho...
- Port mirroringPort mirroring, or SPAN, copies network traffic from source ports to a destination port for analysis without disrupting operations.
- Posture SecurityPosture security continuously assesses and enforces an organization's security readiness across its digital environment, ensuring devices and users meet...
- RegistersRegisters are tiny, super-fast CPU storage spots holding data and instructions the processor is actively using.
- Right sizingRight sizing optimizes cloud resources to match application needs, ensuring performance and cost efficiency.
- SandboxingSandboxing isolates applications in a controlled environment, preventing them from impacting the rest of the system, crucial for safe analysis and defense.
- Secure enclaveA secure enclave is a hardware isolated environment within a system protecting sensitive data and code.
- Server Hardware InstallationServer hardware installation is the physical setup and configuration of server components in a data center or network environment.
- ServicesA service is a distinct, self-contained unit of functionality that performs a specific task or set of related tasks, accessed by others.
- SetupSetup is the initial configuration and preparation of systems, tools, or environments before they are put into active use.
- SoftwareSoftware is the set of instructions that tell computers what to do, enabling them to perform tasks and interact with users.
- Specialized Applications: OptimizationFine tuning specific business software to maximize efficiency and performance for better productivity and reduced costs.
- SpectreSpectre is a hardware vulnerability exploiting speculative execution to leak sensitive data from processors.
- StructuresStructures are the foundational organizational patterns and frameworks for building, managing, and securing systems or processes.
- SystemsA system is a set of interacting components working together to achieve a common goal.
- Teams Phone servicesMicrosoft Teams Phone services integrates traditional calling into the Teams collaboration platform, offering cloud based VoIP capabilities.
- Technology StacksA technology stack is the collection of software, hardware, and networking components that work together to deliver an application or service.
- Troubleshooting MethodologyA systematic approach to identify, diagnose, and resolve technology problems efficiently and effectively.
- Troubleshooting NetworksTroubleshooting networks is the systematic process of identifying, diagnosing, and resolving network issues to maintain stability and minimize downtime.
- Trusted Platform ModuleA Trusted Platform Module or TPM is a dedicated microcontroller that secures hardware through integrated cryptographic keys, providing a hardware root o...
- Virtual MachinesA virtual machine is a software emulation of a computer, enabling multiple operating systems on one physical machine.
- Windows Artifact AnalysisExamine digital traces in Windows to reconstruct events, identify malicious actions, and support investigations.
- Windows ArtifactsWindows artifacts are traces of system and user activity on a Windows OS, vital for forensics and security analysis.
- Windows MemoryWindows Memory (RAM) is fast, temporary storage for active data and programs, crucial for computer performance and responsiveness.
- Windows SecurityWindows Security is the collection of built-in tools and features within the Windows OS that protect devices and data from cyber threats.
- WorkloadsA workload is the computing power and services needed for a specific application or business process.
- WorkplaceThe IT workplace is the digital environment enabling employees to perform their jobs, encompassing devices, software, networks, and user actions.
- PaaSPaaS provides a cloud development and deployment environment, abstracting infrastructure management for faster application delivery.
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