Which of the following are generally considered to be characteristics of connectionless network services?
A -
Non-reliable.
B -
Less bandwidth-intensive.
C -
Reliable.
D -
Both A & B
2-
Which of the following devices operate at Layer 2 of the OSI model?
A -
Bridge
B -
Switch
C -
Transceiver
D -
Both A & B
3-
You have configured a new Frame Relay link on a router that is using IGRP. Which command would you
use to set the IGRP metric for the speed of this link?
A -
Router(config)# IGRP metric 256k
B -
Router(config)# bandwidth 256
C -
Router(config-if)# metric 256k
D -
Router(config-if)# bandwidth 256
4-
Which Layer 2 component connects the network media to the host?
A -
Hub
B -
Switch
C -
Bridge
D -
NIC
5-
Which of the following are true concerning distance vector and link state routing protocols?
A -
Distance vector protocols send the entire routing table to directory connected neighbors
B -
Link state protocols send updates containing the state of the their own links to all other routers on the network.
C -
Distance vector protocols send updates about directory connected neighbors to all networks listed in the routing table.
D -
Both A & B
6-
You can configure PPP on which of the following types of physical interfaces?
A -
Asynchronous Serial
B -
Synchronous Serial
C -
Token Ring
D -
Both A & B
7-
Frame Tagging is used to interconnect multiple switches and to maintain VLAN information as traffic
goes between switches. Which of the following statements about the Frame Tagging are true?
A -
A Filtering table is developed for each switch.
B -
Frame Tagging defines a unique user defined ID to each frame.
C -
A unique identifier is placed in the header of each frame as it is forwarding between switches.
D -
Both B & C
8-
Your company is having trouble connecting a Cisco router to a Nortel router using Frame Relay. What
is the default encapsulation type for Frame Relay on a Cisco router?
A -
Cisco
B -
PPP
C -
IETF
D -
HDLC
9-
The IP address 131.107.0.0 is a class B address. What is the range of binary values for the first octet in
this address class?
A -
10000000-11111111
B -
00000000-10111111
C -
10000000-10111111
D -
10000000-11011111
10-
TCP is a connection-oriented protocol. An advantage of operating in a connection-oriented environment
is that a connection is established between both ends before the transfer of information can begin. What
is a disadvantage of using a connection-oriented protocol such as TCP?
A -
Packet acknowledgement may add overhead.
B -
Packets are not tagged with sequence numbers.
C -
Loss or duplication of data packets is more likely to occur.
D -
The application layer must assume responsibility for correct sequencing of the data packets.
