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.

  1. Configuration itemA configuration item (CI) is any manageable component of an IT service, essential for tracking and understanding system relationships.
  2. DEPData Execution Prevention (DEP) is a security feature that prevents malicious code from running in protected memory areas.
  3. Device-Level AutomationAutomates tasks and processes directly on individual hardware devices, enhancing efficiency and reducing manual effort in IT operations.
  4. Linux MemoryLinux memory is the RAM and swap space managed by the OS for running applications and processes.
  5. Manage, Maintain and Protect DevicesManage, Maintain, and Protect Devices covers the full lifecycle of endpoints, ensuring security, efficiency, and protection.
  6. 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...
  7. Mobile SecurityMobile security protects mobile devices, networks, and data from threats, ensuring confidentiality and integrity.
  8. PlatformA platform is a foundational technology environment enabling application development, deployment, and management, providing essential infrastructure and...
  9. Platform SecurityPlatform security protects the foundational computing environment, including hardware, OS, and core services, from unauthorized access and threats.
  10. ProvisioningProvisioning is making IT resources ready for use by setting them up and configuring them.
  11. Self-service portalA digital platform enabling users to access information and perform tasks independently, reducing reliance on support staff.
  12. Service DeskA Service Desk is the central point of contact for managing IT services and user incidents, ensuring efficient technology support.
  13. SupportSupport is the ongoing assistance and maintenance ensuring technology systems and services function correctly and meet user needs.
  14. VirtualizationVirtualization lets one physical computer act like many, using a hypervisor to manage resources for multiple virtual instances.
  15. Application Environment, Configuration & SecurityManage application environments, settings, and security controls to reduce risk and ensure system integrity. Essential for modern IT.
  16. 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.
  17. CleanupCleanup removes obsolete data, configurations, or resources to optimize system performance, security, and cost efficiency.
  18. Digital EvidenceDigital evidence is any data or information in electronic format used to prove or disprove a fact in legal or investigative contexts.
  19. Hardware and Network TroubleshootingHardware and Network Troubleshooting: Systematically identifying and resolving issues with physical computer components and their communication links.
  20. Hardware ComponentsHardware components are the physical parts of any computer system, from CPUs to peripherals, essential for its operation and maintenance.
  21. Hardware IssuesHardware issues are malfunctions in physical computer or network components, impacting system reliability and requiring troubleshooting.
  22. Incident Handling ProcessA structured approach to managing cybersecurity events for efficient and effective response, minimizing damage and downtime.
  23. Infrastructure and Application SecurityInfrastructure and Application Security protects IT systems and software from cyber threats, ensuring reliability and data integrity.
  24. maintain devicesMaintain devices ensures systems stay operational, secure, and efficient through ongoing updates, monitoring, and proactive care.
  25. MediaMedia refers to the physical or digital channels used for transmitting or storing information, fundamental to IT infrastructure and communication systems.
  26. Multi-factor authenticationMFA requires multiple proofs of identity to grant access, significantly boosting security beyond just passwords.
  27. PAN-OS Device Setting ConfigurationPAN-OS Device Setting Configuration defines the operational parameters and security controls for Palo Alto Networks firewalls.
  28. Server Administration: Operating SystemsManaging and maintaining server operating systems to ensure optimal performance, security, and reliability.
  29. Shell ScriptingShell scripting automates tasks using command sequences, enhancing efficiency and reliability in IT operations.
  30. Software TroubleshootingSoftware troubleshooting is the systematic process of identifying, diagnosing, and resolving problems or errors within computer software.
  31. System Management: BootSystem Management: Boot is the computer startup sequence, from hardware checks to loading the operating system. Essential for troubleshooting.
  32. Troubleshooting HardwareTroubleshooting hardware means finding and fixing problems with physical computer parts and devices. It's key for keeping systems running smoothly.
  33. Troubleshooting: SystemsTroubleshooting: Systems is the process of identifying, diagnosing, and resolving issues within complex interconnected technological environments. It's vit
  34. User SupportUser Support is the assistance provided to individuals using technology systems or applications, ensuring effective and efficient operation.
  35. Virtual machineA virtual machine VM is a software emulation of a computer, running multiple operating systems on single hardware via a hypervisor.
  36. VisualizationVisualization graphically represents data and systems, making complex information easier to understand and analyze for better decision making.
  37. VMsVirtual machines (VMs) are software emulations of physical computers, allowing multiple operating systems to run on a single server.
  38. WormA worm is self-replicating malware that spreads across networks without human help, exploiting vulnerabilities to propagate.
  39. 802.11 Technology Fundamentals802.11 Technology Fundamentals covers the IEEE standards that define how Wi-Fi networks operate, crucial for wireless connectivity.
  40. AddressingAddressing assigns unique identifiers to network devices for communication and data transfer, essential for network management and troubleshooting.
  41. AI InfrastructureAI infrastructure is the hardware, software, and network foundation for building and running AI models.
  42. AI+ Data Ecosystem OverviewAn AI+ Data Ecosystem Overview maps AI solution components from data to deployment, vital for system design and troubleshooting.
  43. ApplicationAn application is a software program for end users to perform specific tasks, acting as an interface to computer hardware.
  44. Application Observability & MaintenanceApplication Observability & Maintenance provides deep insights into application performance and health, enabling proactive issue resolution.
  45. ApplicationsApplications are software programs designed for specific user or system tasks, forming a core concept in IT and certification exams.
  46. Applications & SoftwareApplications and software are the programs and instructions that tell computers and devices what to do and how to do it.
  47. ARPARP translates IP addresses to MAC addresses, enabling devices to communicate on local networks. Essential for network operations and security.
  48. Azure FunctionsAzure Functions is a serverless compute service that runs event driven code without managing infrastructure, simplifying development.
  49. Block storageBlock storage organizes data into fixed-size blocks with unique addresses for efficient access and retrieval.
  50. BootkitA bootkit is malware that infects a computer's boot process, loading before the operating system to gain deep control and evade detection.
  51. CIS BenchmarksCIS Benchmarks are cybersecurity best practices for hardening systems and applications against cyber threats.
  52. Cisco PlatformsCisco Platforms are integrated hardware, software, and services for building, managing, and securing enterprise networks.
  53. Cloud, Mobile & DatabaseCloud, Mobile & Database integrates cloud, mobile, and database management for modern IT security and operations.
  54. CloudWatchAmazon CloudWatch is an AWS monitoring and observability service that tracks metrics, logs, and alarms for resources and applications.
  55. Cluster MaintenanceCluster maintenance ensures distributed computing systems run reliably and securely through ongoing updates, monitoring, and patching.
  56. CompTIA A+CompTIA A+ is a professional certification topic covered in Accumentum training catalogs and PathKey™ guides.
  57. CompTIA CySA+CompTIA CySA+ is a professional certification topic covered in Accumentum training catalogs and PathKey™ guides.
  58. CompTIA Data+CompTIA Data+ is a professional certification topic covered in Accumentum training catalogs and PathKey™ guides.
  59. Confidential computingConfidential computing protects data in use via hardware-based trusted execution environments, ensuring privacy during processing.
  60. Configuration and SetupConfiguration and Setup is establishing and organizing technology system components to meet specific operational needs.
  61. Configuration managementConfiguration management establishes and maintains consistency of a product's attributes throughout its life, ensuring controlled changes and system int...
  62. configurationsConfigurations are the specific settings and arrangements that define how a system or application operates, impacting performance and security.
  63. ContainerA container packages software and dependencies for reliable execution across environments, crucial for modern development and cloud roles.
  64. ContainerizationContainerization packages applications and dependencies into isolated, portable units for consistent deployment across environments.
  65. Containerization BasicsContainerization packages applications and their dependencies into isolated units for consistent deployment across environments.
  66. ContainersContainers package applications and dependencies for consistent execution across environments, enabling efficient deployment and scaling.
  67. CreateCreate is the process of establishing a new digital asset, resource, or system within a technology environment.
  68. Deploy WindowsDeploy Windows is the process of installing and configuring the Windows operating system on computers.
  69. DeploymentDeployment is making systems or software available for use, covering planning, installation, and testing for smooth integration.
  70. Deployment and ProvisioningDeployment and provisioning are the processes of making IT resources and services available for use. Provisioning allocates and configures infrastructur...
  71. DevicesA device is any physical hardware component that connects to or interacts with a computing system or network.
  72. DevOps/TroubleshootingDevOps/Troubleshooting is a professional technology concept used across modern IT and certification study.
  73. DockerDocker is a platform for automating application deployment and management using containers, ensuring consistent execution across environments.
  74. DocumentationDocumentation is the written record of a system or process, crucial for understanding, collaboration, and knowledge transfer.
  75. EBSEBS provides persistent block storage volumes for AWS EC2 instances, acting like virtual hard drives for cloud servers.
  76. EC2Amazon EC2 provides secure, resizable compute capacity in the cloud, offering virtual servers called instances for running applications.
  77. EndpointsEndpoints are the devices where data communication starts or finishes, like computers or phones, and are key to network security and management.
  78. Environment SetupEnvironment setup is configuring hardware, software, and network resources for specific tasks or applications, ensuring a functional workspace.
  79. ESXESX is a bare-metal hypervisor from VMware, enabling multiple virtual machines on a single physical server.
  80. File & OS ForensicsFile and OS Forensics examines digital files and operating system artifacts to uncover evidence of malicious activity or system compromise.
  81. File SystemsA file system organizes and manages data on storage devices, dictating how files are stored, retrieved, and accessed.
  82. FilesA file is a named collection of data stored as a single unit on a computer, acting as a container for digital assets.
  83. FilesystemsA filesystem organizes and manages data on storage devices, dictating how files are stored, retrieved, and accessed.
  84. Full disk encryptionFull disk encryption (FDE) scrambles all data on a storage device, making it unreadable without a key. Protects data from unauthorized access.
  85. FundamentalsA fundamental is a core technology concept, essential for understanding, designing, and troubleshooting complex systems.
  86. GroundingGrounding anchors AI responses to factual context, preventing hallucinations and ensuring reliable outputs in professional AI applications.
  87. Group PolicyGroup Policy (GPO) centrally manages Windows settings and security across a network, enforcing rules for users and computers.
  88. HardwareHardware is the physical equipment that makes up computer systems and networks, forming the tangible foundation for all digital operations.
  89. HSMA Hardware Security Module (HSM) is a physical device that protects and manages digital keys for encryption and decryption.
  90. IdentifyingIdentifying is recognizing and documenting system components, relationships, and characteristics for better management and security.
  91. ImagesAn IT image is a complete system snapshot for rapid deployment, backup, and recovery, ensuring business continuity and standardization.
  92. InfrastructureInfrastructure is the foundational IT hardware, software, and services that support an organization's operations and digital services.
  93. Infrastructure ServicesFoundational IT components and their management that support an organization's operations, including hardware, software, and security.
  94. Instance ConfigurationInstance configuration defines the specific settings and resources for a virtual machine or server in the cloud, impacting performance and cost.
  95. IT Concepts & TerminologyIT Concepts and Terminology is the essential language of information technology, enabling clear communication and effective system management.
  96. IT ResourcesIT Resources are the hardware, software, cloud services, and people an organization uses to deliver technology services.
  97. IT Support FoundationsIT Support Foundations are the essential knowledge and skills for managing, maintaining, and troubleshooting IT systems and infrastructure.
  98. IT Support Job TasksIT Support Job Tasks are the duties performed by technical support professionals to maintain systems and help users.
  99. KernelThe kernel is the core of an operating system, managing hardware resources and enabling software to run.
  100. Knowledge ManagementKnowledge management systematically creates, shares, and uses organizational knowledge to improve decision-making and efficiency.
  101. Knowledge Objects ManagementSystematically managing information assets like documentation and best practices for learning and problem solving.
  102. macOSmacOS is Apple's proprietary operating system for Macintosh computers, known for its user-friendly interface and security.
  103. Manage MemoryManage Memory involves allocating, tracking, and reclaiming RAM for optimal system performance and stability.
  104. MappingMapping establishes clear correspondence between data, requirements, or concepts, translating information across contexts for consistency and understand...
  105. Mobile DevicesPortable computing devices like smartphones and tablets used for wireless connectivity and personal or professional tasks.
  106. Monitoring and LoggingMonitoring and Logging involves collecting and analyzing data on system performance and security events to ensure reliability and identify threats.
  107. Normal Windows Memory ActivityNormal Windows Memory Activity is the expected RAM usage by the OS and applications, crucial for identifying performance issues.
  108. Object Configuration CreationObject Configuration Creation defines the initial settings and parameters for technical objects, ensuring proper function and security.
  109. OpenTelemetryOpenTelemetry is an open-source observability framework for collecting and exporting telemetry data, simplifying system monitoring and analysis.
  110. Operating SystemThe operating system OS is the essential software managing a computer's hardware and software resources, acting as a crucial intermediary.
  111. 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...
  112. Operating Systems: WindowsWindows is Microsoft's family of graphical operating systems, managing hardware and software for users and businesses.
  113. Operational DocumentationOperational documentation includes all written materials guiding the setup, use, maintenance, and troubleshooting of technology systems.
  114. OSI modelThe OSI model is a conceptual framework standardizing network system functions into seven distinct layers for interoperability and troubleshooting.
  115. PacketA packet is a fundamental unit of data for network transmission, containing both data and control information.
  116. Packet capturePacket capture (PCAP) is the process of intercepting and logging network traffic for analysis, vital for troubleshooting and security.
  117. Perimeter & EndpointPerimeter and endpoint define the boundaries and access points of a network or system, crucial for cybersecurity.
  118. peripheralsExternal hardware devices that connect to a computer to expand its functionality, crucial for IT professionals.
  119. Plan Teams-certified device solutionsSelect and integrate hardware validated by Microsoft for optimal Microsoft Teams performance, ensuring seamless collaboration.
  120. Platform OverviewA Platform Overview provides a holistic view of a technology system's design, operation, and security, essential for effective management and troublesho...
  121. Port mirroringPort mirroring, or SPAN, copies network traffic from source ports to a destination port for analysis without disrupting operations.
  122. Posture SecurityPosture security continuously assesses and enforces an organization's security readiness across its digital environment, ensuring devices and users meet...
  123. RegistersRegisters are tiny, super-fast CPU storage spots holding data and instructions the processor is actively using.
  124. Right sizingRight sizing optimizes cloud resources to match application needs, ensuring performance and cost efficiency.
  125. SandboxingSandboxing isolates applications in a controlled environment, preventing them from impacting the rest of the system, crucial for safe analysis and defense.
  126. Secure enclaveA secure enclave is a hardware isolated environment within a system protecting sensitive data and code.
  127. Server Hardware InstallationServer hardware installation is the physical setup and configuration of server components in a data center or network environment.
  128. ServicesA service is a distinct, self-contained unit of functionality that performs a specific task or set of related tasks, accessed by others.
  129. SetupSetup is the initial configuration and preparation of systems, tools, or environments before they are put into active use.
  130. SoftwareSoftware is the set of instructions that tell computers what to do, enabling them to perform tasks and interact with users.
  131. Specialized Applications: OptimizationFine tuning specific business software to maximize efficiency and performance for better productivity and reduced costs.
  132. SpectreSpectre is a hardware vulnerability exploiting speculative execution to leak sensitive data from processors.
  133. StructuresStructures are the foundational organizational patterns and frameworks for building, managing, and securing systems or processes.
  134. SystemsA system is a set of interacting components working together to achieve a common goal.
  135. Teams Phone servicesMicrosoft Teams Phone services integrates traditional calling into the Teams collaboration platform, offering cloud based VoIP capabilities.
  136. Technology StacksA technology stack is the collection of software, hardware, and networking components that work together to deliver an application or service.
  137. Troubleshooting MethodologyA systematic approach to identify, diagnose, and resolve technology problems efficiently and effectively.
  138. Troubleshooting NetworksTroubleshooting networks is the systematic process of identifying, diagnosing, and resolving network issues to maintain stability and minimize downtime.
  139. Trusted Platform ModuleA Trusted Platform Module or TPM is a dedicated microcontroller that secures hardware through integrated cryptographic keys, providing a hardware root o...
  140. Virtual MachinesA virtual machine is a software emulation of a computer, enabling multiple operating systems on one physical machine.
  141. Windows Artifact AnalysisExamine digital traces in Windows to reconstruct events, identify malicious actions, and support investigations.
  142. Windows ArtifactsWindows artifacts are traces of system and user activity on a Windows OS, vital for forensics and security analysis.
  143. Windows MemoryWindows Memory (RAM) is fast, temporary storage for active data and programs, crucial for computer performance and responsiveness.
  144. Windows SecurityWindows Security is the collection of built-in tools and features within the Windows OS that protect devices and data from cyber threats.
  145. WorkloadsA workload is the computing power and services needed for a specific application or business process.
  146. WorkplaceThe IT workplace is the digital environment enabling employees to perform their jobs, encompassing devices, software, networks, and user actions.
  147. PaaSPaaS provides a cloud development and deployment environment, abstracting infrastructure management for faster application delivery.

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