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Instant Download CompTIA : JK0-U21 Questions & Answers as PDF & Test Engine
- Exam Code: JK0-U21
- Exam Name: CompTIA Strata Fundamentals of PC Technology Exam
- Updated: Aug 03, 2026
- No. of Questions: 241 Questions and Answers
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CompTIA JK0-U21 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: PC Hardware Components | 30% | - Internal components
|
| Topic 2: Operating Systems & Software | 20% | - Device drivers and updates - Application software basics - OS installation and upgrades |
| Topic 3: Security & Green IT | 10% | - Basic physical and digital security - Energy efficiency and disposal practices |
| Topic 4: Compatibility & Installation | 25% | - Firmware/BIOS/UEFI settings - Component installation and configuration - Hardware compatibility standards |
| Topic 5: Maintenance & Troubleshooting | 15% | - Preventive maintenance procedures - Safety and environmental guidelines - Common hardware problems and solutions |
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