CompTIA A+ Core 2 220-1202 Lessons

Every lesson is free to read, with three practice questions each. Work through them in order, or jump to the objective you need.

Practise with the exam simulator

  1. Windows editions, and choosing the one the job actually needsObjective 1.1Audio
  2. A machine you can safely break, and how to get it backAudio
  3. Boot media, partition schemes, and the choices you cannot undo laterObjective 1.1Audio
  4. Installing Windows: clean install, upgrade, and the unattended middleObjective 1.1Audio
  5. Installing macOS and Linux, and what is genuinely different on first bootObjective 1.1Audio
  6. Android and iOS: provisioning, enrolment, and what a reset destroysObjective 1.1Audio
  7. The command line, and the twenty commands that earn their placeObjective 1.2Audio
  8. PowerShell and scripting, at the depth a support role actually usesObjective 1.2Audio
  9. Task Manager, Resource Monitor, and reading a machine that is slowObjective 1.2Audio
  10. Disk Management: volumes, partitions, drive letters and the things that go missingObjective 1.2Audio
  11. Control Panel, Settings, and the management consoles behind bothObjective 1.2Audio
  12. Remote access: RDP, remote assistance, SSH, and the third-party toolsObjective 1.2Audio
  13. File systems: NTFS, FAT32, exFAT, APFS and ext4, and choosing between themObjective 1.3Audio
  14. Updates, patches and feature upgrades, which are three different thingsObjective 1.3Audio
  15. Upgrading an operating system in place, without losing the machineObjective 1.3Audio
  16. Physical security, and the controls that come before every other oneObjective 2.1Audio
  17. Authentication factors, multifactor, and why the password is the weak oneObjective 2.1Audio
  18. User accounts, groups, and least privilege as something you can actually doObjective 2.1Audio
  19. NTFS permissions, share permissions, and working out which one winsObjective 2.1Audio
  20. Full disk encryption, and the things it does not protect you fromObjective 2.1Audio
  21. Wireless security: WEP, WPA2, WPA3 and the settings that actually matterObjective 2.1Audio
  22. Hardening a small network, and the defaults that must not survive first bootObjective 2.1Audio
  23. Browser security, and the handful of settings that actually helpObjective 2.1Audio
  24. Social engineering, and the attacks that go around every control you setObjective 2.1Audio
  25. Malware types, told apart by what they do rather than by what they are calledObjective 2.2Audio
  26. Detecting an infection without trusting the machine you are standing atObjective 2.2Audio
  27. The removal procedure, and why its order is the thing being examinedObjective 2.2Audio
  28. After a removal: credentials, tokens, and the trust that does not come back by itselfObjective 2.2Audio
  29. Preventing reinfection, and the handful of controls that actually holdObjective 2.2Audio
  30. A method for software faults, and why it is the same method as for hardwareObjective 3.1Audio
  31. Windows that will not boot, and the recovery tools in the order they helpObjective 3.1Audio
  32. Stop errors, services and startup faults, and reading what they tell youObjective 3.1Audio
  33. Applications that crash, hang, or will not install at allObjective 3.1Audio
  34. Performance problems that are not hardware, and proving which is whichObjective 3.1Audio
  35. Mobile connectivity faults, from the software sideObjective 3.2Audio
  36. Apps that crash, drain the battery, or refuse to updateObjective 3.2Audio
  37. Mobile storage, battery and performance faults, and their real causesObjective 3.2Audio
  38. Symptoms of compromise on a desktop, and what each one narrows downObjective 3.3Audio
  39. Symptoms of compromise on a mobile device, where the tooling is thinnerObjective 3.3Audio
  40. Recovering an account after unauthorised access, in the order that worksObjective 3.3Audio
  41. Documentation that is actually used, and the kind that is only writtenObjective 4.1Audio
  42. Change management, and the plan that exists before anything is changedObjective 4.1Audio
  43. Ticketing, and writing a ticket the next person can actually useObjective 4.1Audio
  44. Regulated data, incidents, and the chain of custody you may have to keepObjective 4.1Audio
  45. Safety: electrical, electrostatic and physical, and the rules that do not bendObjective 4.2Audio
  46. Environmental controls, disposal, and the documents that govern themObjective 4.2Audio
  47. Communication, professionalism, and the conversations nobody enjoysObjective 4.2Audio
  48. Backup schemes: full, incremental, differential, synthetic, and where each fitsObjective 4.3Audio
  49. The 3-2-1 rule, and a restore you have actually testedObjective 4.3Audio
  50. Recovering a workstation that is gone, and the order that gets someone workingObjective 4.3Audio