Which of the following counters used to monitor for network interface bottlenecks, will provide an indication of the maximum transfer rate of the network?

A.
Packets Outbound Discarded.

B.
Output Queue Length.

C.
Bytes Total/sec.

D.
Current Bandwidth.

Explanation:
Use the Current Bandwidth counter if you want an indication of the maximum transfer rate of the network.
Incorrect Answers:
A: The Packets Outbound Discarded counter can be used to determine whether network saturation conditions are present.
B: You should use the Output Queue Length counter to ascertain what the length of the output packet queue is.
C: If you want to monitor the performance of the network adapter, use the Bytes Total/sec counter.
References:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, pp. 534-536.