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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: Sep 16, 2026
- No. of Questions: 241 Questions and Answers
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CompTIA JK0-U21 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Security & Green IT | 10% | - Energy efficiency and disposal practices - Basic physical and digital security |
| Maintenance & Troubleshooting | 15% | - Preventive maintenance procedures - Safety and environmental guidelines - Common hardware problems and solutions |
| Operating Systems & Software | 20% | - Device drivers and updates - OS installation and upgrades - Application software basics |
| PC Hardware Components | 30% | - Peripheral devices
|
| Compatibility & Installation | 25% | - Firmware/BIOS/UEFI settings - Component installation and configuration - Hardware compatibility standards |
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