MULTIPLE CHOICE

DWDM enables capacities of $q,$

A$)$ terabits

per second.

C$)$ megabits

B$)$ picobits

D$)$ gigabits

A network in which small chunks of data are passed through the network from node to node, and at each node the entire data chunk is received, stored briefly, and then transmitted to the next node, is a $q,$ network.

A$)$ packet switching

B$)$ ATM

C$)$ circuit switching

D$)$ frame relay

The key features of a protocol are: syntax, semantics and $q,$

A$)$ presentation

B$)$ timing

C$)$ network access

D$)$ peer layering

$q,$ provides a basic electronic mail transport facility.

A$)$ TELNET

B$)$ SNMP

C$)$ UDP

D$)$ SMTP

$q,$ provides a basic electronic mail transport facility.

A$)$ TELNET

B$)$ SNMP

C$)$ UDP

D$)$ SMTP