As it pertains to instant messaging, ________ involves making ...

[JMatthes]

As it pertains to instant messaging, ________ involves making sure that online correspondents are really who they appear to be.
 
  A) social encryption
  B) passcode verification
  C) system coordination
  D) user authentication
  E) system log in

Question 2

In order to use instant messaging (IM) productively in the workplace,
 
  A) maintain your IM presence 24-7.
  B) don't worry about IM etiquette during short exchanges.
  C) treat IM as a professional communication medium.
  D) use IM to send confidential, complex, and personal messages.
  E) use IM to replace the use of email whenever possible.

[rleezy04]

Answer to Question 1

Answer: D
Explanation: D) The need for user authentication (making sure that online correspondents are who they appear to be) is a potential downside of instant messaging.

Answer to Question 2

Answer: C
Explanation: C) Treat IM as a professional communication medium, not as an informal, personal tool.