Microsoft Networking Essentials Exam Quality Control & Assurance 2

Question 1

Which metric best measures the reliability of a network connection over time?

Accepted Answer

Packet loss percentage

Answer

Packet loss percentage directly measures how reliably data is delivered across a network connection.

Question 2

A network administrator notices intermittent connectivity issues. Which QoS mechanism should be reviewed first?

Accepted Answer

Traffic shaping policies

Answer

Traffic shaping policies control bandwidth allocation and can cause intermittent issues if misconfigured.

Question 3

What does a high jitter value indicate about network quality?

Accepted Answer

Inconsistent packet delivery timing

Answer

High jitter means packet arrival times vary significantly, degrading real-time applications like VoIP.

Question 4

Which Windows tool provides a baseline network performance report for quality assurance purposes?

Accepted Answer

Windows Network Diagnostics

Answer

Windows Network Diagnostics identifies and reports network configuration and performance issues.

Question 5

In QoS configuration, what does DSCP (Differentiated Services Code Point) primarily control?

Accepted Answer

Packet prioritization in the network

Answer

DSCP marks packets with priority levels so routers and switches can forward critical traffic first.

Microsoft Networking Essentials Exam Practice Test