Which of the following components of the SNMP protocol contain an SNMP agent, and collect and store information?

A.
Managed devices.

B.
SNMP agents.

C.
Network Management System (NMS).

D.
None of the above.

Explanation:
Managed devices are the components of SNMP that contain an SNMP agent and collect and store information. The managed device then makes this information available to Network Management System (NMS).
Incorrect
Answers:
B: SNMP agents are software modules that obtain the information required by the Network Management System (NMS), and then changes this information to an SNMP format so that it can be sent.
C: The Network Management System (NMS) is the name of the software program running all those applications that monitor managed server network devices.
D: Managed devices is the correct component.
References:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, pp. 424-427.