What type of firmware is erased via ultraviolet light?

A.
EPROM

B.
EEPROM

C.
Flash memory

D.
PROM

Explanation:
Answer A is correct; EPROM (Erasable Programmable Read Only Memory) is erased by exposure to ultraviolet light.

Incorrect Answers and Explanations: B, C, and D: Answers B, C, and D are incorrect. EEPROMs (Electrically Erasable Programmable Read Only Memory) are erased electronically, via flashing programs. Flash drives are a type of EEPROM, also erased electronically. PROM (Programmable Read Only Memory) cannot be erased.