What is the CIDR notation for network address 192.168.6.0 and subnet mask 255.255.254.0?

A system administrator has a database server that crashes at random times. No changes have been made to either the server's software or hardware. Which of the following is the FIRST step the administrator should take towards resolving this issue?

A. Establish an action plan. B. Perform a root cause analysis. C. Document the findings. D. Identify the problem and scope

The__________ is a technique in which an encryption algorithm is used multiple times.

Fill in the blank(s) with the appropriate word(s).