Bluetooth and Wi-Fi devices use _______ to transmit signals.

A network technician was tasked to respond to a compromised workstation. The technician documented the scene, took the machine offline, and left the PC under a cubicle overnight. Which of the following steps of incident handling has been incorrectly performed?

A. Document the scene B. Forensics report C. Evidence collection D. Chain of custody

The command cat xxx >> zzz

a: copies xxx and to zzz b: creates zzz if it dose not exist c: if zzz does exist xxx is appended to the end of zzz d: all of the above e: none of the above