Computer Networking
Establishing a virtual connection is functionally equivalent to

Placing a modem prior to a conversation
Connecting as virtual memory
Physically connecting a DTE and DCE
Placing a telephone call prior to a conversation
None of these

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
The main difference between synchronous and asynchronous transmission is

None of these
the clocking is derived from the data in synchronous transmission
the pulse height is different.
the clocking is mixed with the data in asynchronous transmission
the bandwidth required is different

ANSWER DOWNLOAD EXAMIANS APP