The first transcontinental telephone service was established in the 1940s.
Correct Answer:
Verified
Q2: An intranet is a LAN that uses
Q2: The OSI model is the most widely
Q3: Due to recent advances in high speed
Q5: Ethernet is an example of a network
Q6: The first electronic data communication system was
Q8: The application layer is the seventh layer
Q9: According to John Chambers, CEO of Cisco
Q9: One perspective of data communications and networking
Q10: An Inter-Exchange Carrier (IXC)provides only local telephone
Q12: The Telecommunications Act of 1996 now permits
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