Network Troubleshooting
55 practice questions with explanations — 15 free to try
PassNova has 55 CompTIA Network+ practice questions on Network Troubleshooting, each with a clear explanation. A 15-question taster is free with no sign-up; the full bank is part of PassNova Premium. Updated for 2026.
Network Troubleshooting: example questions & answers
3 worked examples with answers and explanations below. Try 15 CompTIA Network+ questions free in the browser; the full 55-question Network Troubleshooting bank is part of PassNova Premium.
What is the FIRST step of the network troubleshooting methodology?
- ADocument
- BIdentify the problem✓
- CEstablish a theory of probable cause
- DTest the theory
Answer: Step 1 is to identify the problem by gathering information and questioning users.
After establishing a theory of probable cause, what comes next?
- ADocument
- BEscalate
- CTest the theory to determine the cause✓
- DImplement a fix immediately without testing
Answer: After forming a theory, you test it to confirm or refute the probable cause.
What is the final step of the troubleshooting methodology?
- AEstablish a plan of action to resolve the problem
- BVerify full system functionality and preventive measures
- CTest the theory in order to determine the cause
- DDocument findings, actions, and outcomes✓
Answer: Documenting findings, actions, and outcomes is the final step.