Multiple Choice
____ is a digital communications technology developed in 1984 to replace the analog telephone system.
A) Switched 56K
B) ISDN
C) T1
D) T3
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q5: What is SLIP?
Q6: _ virtual circuits are established when needed
Q7: What is multiplexing?
Q8: Developed in the mid-1970s, the _ specification
Q9: The connection between the demarcation point and
Q11: The device that sends data to (and
Q12: A V.90 modem uses a technique called
Q13: The International Telecommunications Union (ITU)developed the _
Q14: Many packet-switching networks use channels to provide
Q15: _ bridges can connect different types of