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CompTIA JK0-U21 Testking Braindumps - in .pdf Free Demo

  • Exam Code: JK0-U21
  • Exam Name: CompTIA Strata Fundamentals of PC Technology Exam
  • Last Updated: Aug 18, 2026
  • Q & A: 241 Questions and Answers
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  • Exam Code: JK0-U21
  • Exam Name: CompTIA Strata Fundamentals of PC Technology Exam
  • Last Updated: Aug 18, 2026
  • Q & A: 241 Questions and Answers
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CompTIA JK0-U21 Exam Syllabus Topics:

SectionObjectives
Security Fundamentals- Basic security concepts
  • 1. Malware awareness
    • 2. Passwords and authentication basics
      - Safe computing practices
      • 1. Data protection fundamentals
        • 2. Safe browsing and email usage
          Troubleshooting and Support- Basic troubleshooting methodology
          • 1. Basic diagnostic steps
            • 2. Identifying common PC issues
              Computer Hardware Fundamentals- Peripheral devices
              • 1. Common hardware interfaces
                • 2. Input/output devices and connectivity
                  - System components (CPU, RAM, storage devices)
                  • 1. Memory types and storage devices overview
                    • 2. Basic CPU architecture and function
                      Networking Fundamentals- Basic networking concepts
                      • 1. Network devices (router, switch, modem)
                        • 2. LAN, WAN, and internet fundamentals
                          - Connectivity basics
                          • 1. Wired and wireless connections
                            • 2. Basic troubleshooting connectivity issues
                              Operating Systems and Software Basics- Software types
                              • 1. Basic software installation concepts
                                • 2. Application vs system software
                                  - Operating system concepts
                                  • 1. User interface concepts
                                    • 2. File systems and basic OS functions

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