CLCOR Cloud And Hybrid Services Practice Question
When troubleshooting Webex Calling, which THREE factors are critical for maintaining call quality over a hybrid network?
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
✓
Quality of Service (QoS) tagging
QoS, bandwidth, and latency are the three pillars of maintaining high-quality voice in hybrid environments.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Quality of Service (QoS) tagging
Why this is correct
Essential for prioritizing voice traffic.
- ✗
Local database replication speed
Why it's wrong here
Irrelevant to real-time media quality.
- ✓
Low round-trip time (latency)
Why this is correct
Required to prevent voice degradation.
- ✓
Sufficient upload/download bandwidth
Why this is correct
Necessary for handling concurrent streams.
- ✗
Hardware firewall bypass
Why it's wrong here
Bypassing firewalls is a security risk, not a quality fix.
About these practice questions
This CLCOR question is part of Courseiva's 263-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
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 Cisco exam blueprint
This CLCOR practice question is part of Courseiva's free Cisco 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 CLCOR exam.