OSI Model Quiz
In 10 minutes, gauge your grasp of the seven OSI layers, key functions, PDUs, devices, and troubleshooting clues. Get a clear score from foundational to strong with 16 realistic networking scenarios and no sign-up.
08:30
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DATA-BASED USER COHORTS
Who Usually Takes This Test?
BASED ON AGGREGATED, ANONYMIZED DATA FROM TENS OF THOUSANDS OF FREUDLY USERS.
Benchmarking
See How You Compare
Once you complete the test, your results are compared with real-world data from people in your country.
Below is a preview of how scores are typically distributed across each scale.
Below is a preview of how scores are typically distributed across each scale.
OSI Model Knowledge (OMK)
OSI Model Knowledge (OMK)
Average
9.2
Normal range
6.7 — 11.7
min.
0
max.
16
This curve shows how scores are typically distributed.
Once you complete the test, your result will appear on the scale so you can see how you compare.
Once you complete the test, your result will appear on the scale so you can see how you compare.
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SAMPLE QUESTIONS
Example Questions From the Test
- Session
- Network
- Data Link
- Transport
- Presentation
- Session
- Transport
- Application
- Frame
- Packet
- Segment
- Bit
WHAT THE TEST MEASURES
About This Assessment
OSI Model Quiz - Symptoms and Signs
Test your understanding of the seven OSI layers, their functions, protocol data units, network devices, and troubleshooting clues. This free 16-question quiz combines core recall with practical networking scenarios commonly encountered in CompTIA-style study. Your total shows whether your OSI knowledge is foundational, developing, or strong. No sign-up is needed. This independent quiz is not affiliated with or endorsed by CompTIA.
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