CompTIA JK0-U21 : CompTIA Strata Fundamentals of PC Technology Exam
- Exam Code: JK0-U21
- Exam Name: CompTIA Strata Fundamentals of PC Technology Exam
- Updated: Sep 18, 2026
- Q & A: 241 Questions and Answers
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CompTIA JK0-U21 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Operating Systems & Software | 20% | - Application software basics - OS installation and upgrades - Device drivers and updates |
| Topic 2: Maintenance & Troubleshooting | 15% | - Safety and environmental guidelines - Preventive maintenance procedures - Common hardware problems and solutions |
| Topic 3: Security & Green IT | 10% | - Energy efficiency and disposal practices - Basic physical and digital security |
| Topic 4: PC Hardware Components | 30% | - Internal components
|
| Topic 5: Compatibility & Installation | 25% | - Component installation and configuration - Hardware compatibility standards - Firmware/BIOS/UEFI settings |
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