FORTINET-NSE123 Nse 3 Fortigate Operational Fundamentals Practice Question
An administrator needs to check system performance and resource bottlenecks on a FortiGate device using the CLI. Which TWO commands can be used to display CPU, memory, and process-level utilization? (Choose two)
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
diagnose sys top
The get system performance status and diagnose sys top commands provide real-time CPU, memory, and process statistics.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
diagnose sys top
Why this is correct
Correct. This command displays live CPU and memory consumption per running daemon process.
- ✗
get system interface physical
Why it's wrong here
Incorrect. This command displays physical NIC statistics, not CPU/memory performance.
- ✓
get system performance status
Why this is correct
Correct. This command displays CPU and memory averages over 1, 5, and 15 minutes.
- ✗
show system resources
Why it's wrong here
Incorrect. Show displays configuration settings, not runtime diagnostic performance stats.
- ✗
execute system status
Why it's wrong here
Incorrect. This command displays general system information, serial number, and firmware, but not real-time resource top processes.
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JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Fortinet exam blueprint
This FORTINET-NSE123 practice question is part of Courseiva's free Fortinet certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the FORTINET-NSE123 exam.