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  • Exam Code: JK0-U21
  • Exam Name: CompTIA Strata Fundamentals of PC Technology Exam
  • Updated: Jul 30, 2026
  • Q & A: 241 Questions and Answers
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  • Exam Code: JK0-U21
  • Exam Name: CompTIA Strata Fundamentals of PC Technology Exam
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  • Exam Code: JK0-U21
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CompTIA JK0-U21 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Maintenance & Troubleshooting15%- Safety and environmental guidelines
- Preventive maintenance procedures
- Common hardware problems and solutions
Topic 2: PC Hardware Components30%- Internal components
  • 1. Power supply, expansion cards, cooling systems
    • 2. Motherboard, CPU, memory, storage devices
      - Peripheral devices
      • 1. Connectivity ports and cables
        • 2. Input/output devices, display, audio
          Topic 3: Compatibility & Installation25%- Component installation and configuration
          - Firmware/BIOS/UEFI settings
          - Hardware compatibility standards
          Topic 4: Security & Green IT10%- Energy efficiency and disposal practices
          - Basic physical and digital security
          Topic 5: Operating Systems & Software20%- Application software basics
          - OS installation and upgrades
          - Device drivers and updates

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