What are the effects of sustained, heavy collisions in CSMA/CD LANs?
A -
Delay.
B -
Congestion.
C -
Low throughput.
D -
All of them
2-
Modem networks are often described as using 100Base-TX components. What is meant by the term
'Base' in this definition?
A -
It describes the signaling method for communication on the network.
B -
It refers to the type of media used in the network.
C -
It relates to the speed of transmission of network signals.
D -
It defines the allowable length of media that can be used.
3-
Which of the following are unique characteristics of half-duplex Ethernet as compared to full-duplex
Ethernet?
A -
Shared collision domain.
B -
Lower effective throughput.
C -
Higher effective throughput.
D -
A & B
4-
From the DOS command prompt, you are able to ping a router but are unable to telnet it.
What is the most likely cause of the problem?
A -
The PC has a bad network interface card.
B -
The IP address of the router is on a different subnet.
C -
No password has been set on the router vty lines.
D -
The default gateway is not set on the PC.
5-
Choose the correct cable to directly connect a router to another router over the Ethernet.
A -
Cable #1
B -
Cable #2
C -
Cable #3
D -
Cable #4
6-
Which two commands allow you to verify address configuration in your internetwork?
A -
Ping
B -
Trace
C -
Test IP
D -
A & B
7-
Choose the correct cable to connect an Ethernet switch to another Ethernet switch.
A -
Cable #1
B -
Cable #2
C -
Cable #3
D -
Cable #4
8-
Which command displays all routed protocols and the interfaces on which the protocol is enabled?
A -
Show protocols.
B -
Show interfaces.
C -
Show interfaces protocol.
D -
Show protocol brief.
9-
If windows size is changed from 3000 to 4000 during the data transfer stage of a TCP session, what can a
sending host do?
A -
Transmit 3000 bytes before waiting for an acknowledgement.
B -
Transmit 4000 packets before waiting for an acknowledgement.
C -
Transmit 4000 bytes before waiting for an acknowledgement.
D -
Transmit 4000 segments before waiting for an acknowledgement.
10-
Users on network 192.168.69.0/28 are complaining that they cannot access the corporate intranet server
at www.inhouse.com. In troubleshooting this problem, you find that you are able to telnet a workstation
on this network to the internal webserver via its IP address.
What is the likely cause of this problem?
