Exam Name: CompTIA Strata Fundamentals of PC Technology Exam
Certification Provider: CompTIA
Corresponding Certification: CompTIA Strata
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Instant Download CompTIA : JK0-U21
Check Updated on: Oct 12, 2026
No. of Questions: 241 Questions & Answers with Exam Engine
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- Total Questions: 241
- Updated on: Oct 12, 2026
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- Total Questions: 241
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- Total Questions: 241
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CompTIA JK0-U21 Exam Overview:
| Certification Vendor: | CompTIA |
|---|---|
| Exam Name: | CompTIA Strata Fundamentals of PC Technology Exam |
| Exam Number: | JK0-U21 |
| Available Languages: | English |
| Exam Format: | Multiple Choice |
| Certificate Validity Period: | Certificate (no official expiration specified for this legacy exam) |
| Passing Score: | 70% |
| Exam Duration: | 60 minutes |
| Related Certifications: | CompTIA A+ CompTIA Strata IT Fundamentals |
| Real Exam Qty: | 70 |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Computer-based exam delivered at authorized testing centers (legacy Strata program). |
| Pre Condition: | No formal prerequisites. Intended for beginners with basic digital literacy and those preparing for entry-level IT certifications such as CompTIA A+. |
| Official Syllabus URL: | https://www.comptia.org/en/certifications/ |
CompTIA JK0-U21 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Green IT and Preventive Maintenance | - Maintain computer systems
|
| Topic 2: Software Installation and Operating Systems | - Install and manage basic software
|
| Topic 3: PC Components and Hardware Fundamentals | - Identify common computer components
|
| Topic 4: Compatibility and Troubleshooting | - Identify compatibility issues
|
| Topic 5: PC Setup and Configuration | - Install and configure a basic PC workstation
|
| Topic 6: Security Fundamentals | - Recognize and prevent basic security risks
|
Your CompTIA Strata Fundamentals of PC Technology Exam Questions Answered
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CompTIA structures the CompTIA Strata Fundamentals of PC Technology exam around 6 domains. The heaviest hitters are PC Components and Hardware Fundamentals, Software Installation and Operating Systems, Security Fundamentals. Start your revision where the weight is, and scroll up to the outline section on this page for the complete topic list.
The JK0-U21 exam is the official CompTIA assessment that awards the CompTIA Strata certification — a credential at the Fundamental level. Passing it proves vendor-validated skills that employers actively look for. It belongs to a broader track that includes CompTIA Strata IT Fundamentals, CompTIA A+, making it a solid anchor for further certifications.
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Expect 70 questions within 60 minutes on the CompTIA Strata Fundamentals of PC Technology exam. Divide the two and the pace is unforgiving — there is little slack for second-guessing. Build speed deliberately: run full-length timed sessions in the Actual4dump test engine, practice marking hard questions for review, and treat every mock as a dress rehearsal for the real JK0-U21 exam.
No formal prerequisites. Intended for beginners with basic digital literacy and those preparing for entry-level IT certifications such as CompTIA A+. Because CompTIA can revise these requirements, verify the current rules on the official exam page — https://www.comptia.org/en/certifications/ — before scheduling your CompTIA Strata Fundamentals of PC Technology exam.
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