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CompTIA A+ Core 1 Exam Overview

Jul 11, 2025

Overview

This lecture outlines the CompTIA A+ Core 1 (V15) certification exam, detailing its focus areas, objectives, exam format, and the skills it validates for entry-level IT roles.

Exam Purpose and Structure

  • Core 1 is the first of two exams required for the CompTIA A+ certification.
  • Focuses on foundational IT skills: hardware, networking, mobile devices, troubleshooting, virtualization, and cloud computing.
  • The exam includes up to 90 questions: multiple-choice, drag-and-drop, and performance-based formats.
  • Exam duration is 90 minutes, with a passing score of 675 out of 900.

Key Exam Objectives

Mobile Devices (13%)

  • Install hardware components like batteries, cameras, and Wi-Fi antennas.
  • Configure mobile accessories (USB, Bluetooth, NFC, docking stations).
  • Set up mobile networks (Wi-Fi, Bluetooth, cellular, synchronization).
  • Troubleshoot hardware and connectivity issues on mobile devices.

Networking (23%)

  • Understand common network protocols, ports, and wireless technologies.
  • Set up SOHO (small office/home office) networks, including IP addressing and VPNs.
  • Use networking tools (crimpers, cable testers, Wi-Fi analyzers) for troubleshooting.

Hardware (25%)

  • Install and configure RAM, CPUs, storage devices.
  • Work with various cables and connectors (HDMI, Ethernet, USB).
  • Set up and maintain peripheral devices (printers, scanners).
  • Install motherboards, power supplies, and cooling systems.

Virtualization and Cloud Computing (11%)

  • Understand virtual machines, hypervisors, and desktop virtualization.
  • Learn about cloud service models: IaaS, SaaS, and PaaS.

Hardware and Network Troubleshooting (28%)

  • Diagnose and resolve hardware, network, and connectivity problems.
  • Use tools like multimeters, cable testers, and loopback plugs for troubleshooting.

Exam Details

  • Version: V15; both Core 1 and Core 2 must be from the same version.
  • Series code: 220-1201.
  • Launch date: March 25, 2025; expected retirement around 2028.
  • Recommended experience: 12 months in an IT support specialist role.
  • Exam is in English and recognized for DoD 8140-approved work roles.

Skills Validated

  • Installation, configuration, and maintenance of hardware and mobile devices.
  • Troubleshooting technical and network issues.
  • Configuring SOHO networks and understanding virtualization/cloud basics.
  • Effective use of troubleshooting tools.

Key Terms & Definitions

  • SOHO — Small Office/Home Office.
  • Hypervisor — Software that creates and runs virtual machines.
  • IaaS — Infrastructure as a Service (cloud computing model).
  • SaaS — Software as a Service (cloud computing model).
  • PaaS — Platform as a Service (cloud computing model).

Action Items / Next Steps