Q506
The system unit of a personal computer typically contains all of the following except:
A.
microprocessor
B.
disk controller
C.
serial interface
D.
modem
AnswerE.
All of the above are contained
Answer: Option D
Solution
Answer: Option D
Solution:
A modem is a device or program that enables a computer to transmit data over, for example, telephone or cable lines. Computer information is stored digitally, whereas information transmitted over telephone lines is transmitted in the form of analog waves.