The text that accompanies images or videos, which could be a transcript of spoken words, is known as a(n):

What provides enterprise wide visibility into telecom resource utilization, phone network usage and incidents of toll fraud?

a. Public Switched Telephone Network system. b. Enterprise Telephony Management system. c. Voice over Internet protocol system. d. Time Division Multiplexing system.

Which operator sets the bits in the result to 1 if at exactly one of the corresponding bits in the two operands is 1?

a) bitwise AND b) bitwise inclusive OR c) bitwise exclusive OR d) bitwise complement