More Nortel exam download : http://pass4side.com/Nortel.html
1. A manufacturing company is building a new plant. The equipment in the plant has been known to cause interference
with the network at other sites and they want to be sure that they choose a media that is resistant to electrical interference.
Which type of cable should they use?
A. thick coaxial cable
B. fiber optic cable
C. unshielded twisted pair
D. plenum twisted pair
Answer: B
2. A department was moved from one floor to another. When the department was on the old floor, the users connected
through a mixture of 10 Mb hubs and 10/100 Mb switches. When the department was moved all the hubs were replaced
by 10/100 Mb switches.
Two of the users are reporting that the network is much slower on the new floor even though the hubs were replaced. You
discover that the switch ports these users connect to were used to connect to the hubs and are manually configured for
10Mb half-duplex. The PCs were connected to the switch and were manually configured for 100 Mb full-duplex.
What could have been done to avoid this issue?
A. Auto-negotiation only needed to be enabled on the switch.
B. Auto-negotiation should have been enabled on the switch ports and on the PCs.
C. Auto-sensing only needed to be enabled on the switch.
D. Auto-sensing should have been enabled on the switch ports and on the PCs.
Answer: B
3. A corporation has decided to save money and buy remanufactured IP telephones. They purchased Phase 1 (One) IP
telephones that do not support Power-over-Ethernet (PoE). The Ethernet Switches they purchased do supply PoE per the
IEEE 802.3af specifications.
Which statement regarding the Phase 1 IP telephones is true?
A. They must be plugged into AC power outlets to function.
B. They can use a power splitter to receive both power and data from the Ethernet Switch.
C. They can use a power splitter to receive both power and data from the Ethernet Switch, but must also be attached to
an AC outlet to boot and acquire an IP address.
D. They must be plugged into AC power outlets to boot and acquire an IP address. After the telephone is operating, it can
operate off the Ethernet Switch only.
Answer: B
4. Which order is correct for these components in the Ethernet frame?
A. destination MAC address, source MAC address, length/type field, data, FCS
B. destination MAC address, source MAC address, data, length/type field, FCS
C. source MAC address, destination MAC address, length/type field, data, FCS
D. source MAC address, destination MAC address, data, length/type field, FCS
Answer: A