Network Operations第 47 / 100 题
An administrator wants to prioritize voice traffic over bulk file transfers on a congested link. Which mechanism should be configured?
a.Port mirroring
b.Quality of Service (QoS)
c.Spanning tree
d.Jumbo frames
解析
Quality of Service (QoS) classifies and prioritizes traffic so latency-sensitive flows like voice receive preferential treatment during congestion. Marking and queuing ensure critical traffic is served first. Without QoS, all traffic competes equally.
免费刷完整 100 道题库 — 无需注册。
同考点相关题目
- An organization wants a centralized record of events from all network devices for correlation and alerting. Which system aggregates these logs?
- Why is accurate time synchronization across network devices important for operations?
- Which metric describes the variation in packet delay that can degrade real-time voice and video quality?
- Which document records the physical and logical layout of network cabling, ports, and connections for reference during maintenance?
- What is the primary purpose of establishing a performance baseline for a network?
- Which agreement defines the guaranteed uptime and response times a service provider commits to deliver?