CompTIA Security+ Question C-81

An administrator finds that non-production servers are being frequently compromised, production servers are rebooting at unplanned times and kernel versions are several releases behind the version with all current security fixes.
Which of the following should the administrator implement?

A. Snapshots
B. Sandboxing
C. Patch management
D. Intrusion detection system

Answer: C

Patch management is the process of maintaining the latest source code for applications and operating systems by applying the latest vendor updates. This helps protect a systems from newly discovered attacks and vulnerabilities.