OD41

9 November 2025

CompTIA Network+: Troubleshooting Network Performance Issues

 

Question:

Using a highway as an analogy, a network bottleneck is most similar to which situation?

  • Closing lanes


Question

:

Which type of network congestion issue forces LAN systems to stop what they’re doing and wait for the congestion to clear?

  • Collisions


Question

:

Which method of addressing packet loss allows you to prioritize different types of network traffic?

  • Using Quality of Service


Question

:

The bandwidth of a network refers to which value or characteristic?

  • It’s capacity


Question

:

What degree of jitter is likely tolerable for applications such as video conferencing or voice over IP?

  • Less than 30 ms


Question

:

If you find that your Wi-Fi signals are too degraded to reach devices located on other floors of an office building, which option might adequately address that issue?

  • Use the 2.4 GHz transmission band


Question

:

Which command line utilities can be used to help assess the latency on a network connection?

  • Ping

  • Tracert