Computer Networking
When two computers communicate with each other, they send information back and forth. If they are separated by a reasonable distance, they can send and receive the information through a direct cable connection which is called a null-modem connection. Presently what is the maximum distance in metres permitted in this null-modem connection?

None of these
30
100
150
80

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Computer Networking
When setting up Frame Relay for point-to-point subinterfaces, which of the following must not be configured?

The subinterface type as point-to-point
The local DLCI on each subinterface
An IP address on the physical interface
PAP
The Frame Relay encapsulation on the physical interface

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Computer Networking
HMP (Host Monitoring Protocol) is:

None of these
a TCP/IP high level protocol for transferring files from one machine to another.
a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address
a protocol used to monitor computers
a protocol that handles error and control messages

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