which of the following purposes?

TEMPEST is a hardware for which of the following purposes?

A.
Eavedropping

B.
Social engineering

C.
Virus scanning

D.
Firewalling

E.
None of the choices.

Explanation:
Any data that is transmitted over a network is at some risk of being eavesdropped, or even modified by a
malicious person. Even machines that operate as a closed system can be eavesdropped upon via monitoring
the faint electromagnetic transmissions generated by the hardware such as TEMPEST.