Which 802.11 standard introduced dual-band support (2.4GHz and 5GHz)

FTP transmits usernames and passwords in plain text

RAM retains its data even after the device is powered off

Wi-Fi tethering can quickly drain a mobile device’s battery

Which audio connector is commonly used with wired headsets

Which component is most often affected by coffee spills

What Bluetooth version introduced low-energy operation

A developer wants fast, lightweight communication with no overhead and no delivery guarantees. Which transport protocol should they use

What is the main difference between guardians and conservators?

Mental health nurses are trained to provide interventions at the earliest signs of distress as a way to mitigate possible violent behaviors. What is one possible intervention that a nurse might use in this situation?