Computer Network Part-2

6.

A communications device that combines transmissions from several I/O devices into one line is a

1)	concentrator
2)	modifier.
3)	multiplexer.
4)	full-duplex line.

7.

Sending a file from your personal computer's primary memory or disk to another computer is called

1)	uploading
2)	downloading
3)	logging on
4)	hang on

8.

What is the name of the software package that allows people to send electronic mail along a network of computers and workstations?

1)	Memory resident package
2)	Project management package
3)	Data communication package
4)	Electronic mail package

9.

The communication mode that supports two-way traffic but only one direction at a time is

1)	simplex
2)	duplex
3)	half duplex
4)	multiplex

10.

HMP (Host Monitoring Protocol) is:

1)	a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address
2)	a TCP/IP high level protocol for transferring files from one machine to another
3)	a protocol used to monitor computers
4)	a protocol that handles error and control messages