Chapter 4

Your network follows the 100BaseFX specifications for Fast Ethernet, and uses half-duplex, multimode cable. What is the maximum cable segment length allowed?

412 meters

Which of the following physical topologies are used with Ethernet networks?(2 answers)

Bus, Star

The phone line to one office is not working. You have identified the location of the phone line in a 66 block in the wiring closet. Which tool would you use to connect to the phone line at the punchdown block to see if you can make or receive calls?

Butt set.

You are creating an Ethernet network for your company. The shipping department is located in a different building that is located 150 meters from the main wiring closet. You connect a single Cat6e cable to connect the wiring closet to the shipping building. Which of the following are you most likely to experience?

Attenuation.

Which standard is typically used in a rollover cable?

RJ-232

Which of the following connectors is used with Ethernet 10BaseT networks?

RJ-45

Which of the following are requirements of the 1000 baseT Ethernet Standards?

RJ-45 Cat 5e Cabling The cable length must be less than or equal to 100m

With an Ethernet 10BaseT network, the maximum cable length between a computer and the hub is:

100 meters

Your network follows the 100BaseTX specifications for Fast Ethernet. What is the maximum cable Segment length allowed?

100 meters

Your network follows the 100BaseTx specifications for Fast Ethernet. What is the maximum cable segment length allowed?

100 meters

You have been tasked with designing a high-speed Ethernet network. Your client's building already has 150 ohm shielded twisted pair wiring installed. Due to budget constraints, they have asked you to reuse the existing wiring instead of installing new fiber optic cabling. Which Ethernet standard could you implement in this situation?

1000BaseCX

You have been tasked with designing a high-speed Ethernet network. Your client's building already has 150-ohm shielded twisted pair (STP) wiring installed. Due to budget constraints, they have asked you to reuse the testing wiring instead of installing new fiber-optic cabling

1000BaseCX

Which Gigabit Ethernet standard can support long network segments up to a maximum of 5 km when used with single mode fiber-optic cable?

1000BaseLX

You want to implement an Ethernet network at very long distances using fiber optic cables. Which standard and cable type would you choose?(2 answers)

1000BaseLX Single Mode Fiber

Which Gigabet Ethernet standards uses multimode fiber-optic cabling and supports network segments up to a maximum of 550 meters long?

1000BaseSX

Which Gigabit Ethernet standard uses multimode fiber-optic cabling and supports network segments up to a maximum of 550 m long?

1000BaseSX

You have been tasked with designing an Ethernet network. Your client needs to implement a very high-speed network backbone between campus buildings; some of which are around 300 m apart. Fiber-optic cabling has already been installed between buildings. Your client has asked that you use the existing cabling that operates at full-duplex. Which Ethernet standard meets these guidelines?(2 answers)

1000BaseSX, 10GBaseSR

Which of the following use the CSMA/CD access method?

1000BaseT 10BaseT

Which of the following use the CSMA/CD access method?(2 answers)

1000BaseT, 10BaseT

Which of the following Ethernet standards uses fiber optic cabling?(2 answers)

100BaseFX 1000BaseLX

Which of the following Ethernet standards uses fiber optic cabling

100BaseFX 1000BaseLX

You would like to implement 10 Gbps Ethernet over a distance of 1 kilometer or greater. Which of the following would be the minimum requirement for the implementation?

100GBaseLR standards single mode fiber

You would like to implement 10 Gbps Ethernet over a distance of 1 km or greater. Which of the following would be the minimum requirement for the implementation?(2 answers)

10GBaseLR standards 10GbaseEr Standards Single mode fiber

Which of the following standards is used by SONET?

10GBaseLW

You have been tasked with designing an Ethernet network. Your client needs to implement a very high-speed network backbone between campus buildings; some of which are around 300m apart. Multimode fiber-optic cabling has already been installed between buildings Your client has asked that you use the existing cabling.

10GBaseSR 1000BaseSX

You are planning a network for an educational campus. Due to the size of the buildings and the distance between them, you have elected to use 10BaseFL hubs, cabling, and network interface cards. What is the maximum length for the network cable between a workstation and a hub?

2000 meters

You are planning a network for an educational campus. Due to the size of the buildings and the distance between them, you have elected to use 10BaseFl hubs, cabling, and network interface cards What is the maximum length for the network cable between a workstation and a hub?

2000meters

You manage the two-location network shown in the exhibit. Workstations and servers at each location connect to a patch panel using behind-the-wall wiring. The patch panel then connects network hosts to one of three 1000BASE-T switches. Routers are implemented at each location together using a private WAN. The switch ports have auto-MDIX disabled.

A=Cat 6 straight-through UTP B=Cat 6 straight-through UTP C=Cat 6 crossover UTP D=Single-mode fiber optic

Use the exhibit to match the connector type on the corresponding letter on the right.

A=DB-25 B=DB-9 C=RJ45 D=RJ11 E=LC F=BNC G=F-Type

You have a network connected using a physical star topology. One of the drop cables connecting a workstation is removed. Which of the following best describes what happens to network communications?

All devices except the device connected to the drop cable will be able to communicate.

During a network infrastructure upgrade, you have replaced two 10 Mbps hubs with switches and upgraded from Category 3 UTP cable to Category 5e. During the process, you accidentally cut the Cat 5e patch cable that stretches from the network printer to the upgraded switch. What is the impact on the network?

All network nodes, with exception of the printer, will be available. (cat5e: physical star)

Which of the following is a characteristic of static routing when compared to dynamic routing?

All routers must be manually updated on the router.

You are implementing a SOHO network for a local business. The ISP has already installed and connected a cable modem in the business. The business has four computers that need to communicate with each other and the internet. The ISP's cable modem has only one RJ45 port. You need to set up the network with the following in mind: Spend as little money as possible, do not purchase unnecessary equipment, computers need to have a gigabit connection to the network, and new devices should not require management or configuration. You examine each computer and notice only one of the four computers has a wireless NIC; they all have Ethernet NICs. What should you purchase?

An unmanaged switch and CAT5e cabling

Which of the following are requirements of the 1000BaseT Ethernet standards?(3 answers)

CAT 5e cabling RJ-45 connectors The cable length must be less than or equal to 100m

The media access control method of all Ethernet is

CSMA/CD

The media access control method of all Ethernet networks is

CSMA/CD

What is the minimum cable specification that supports 1000 Mbps Ethernet?

Cat 5

You manage the two-location network shows in the exhibit. workstation and servers at each location connect to a patch panel using behing-the-wall wiring. The patch panel then connects network hosts to one of three 1000BASE-T switches. Routers are implemented at each location to connect the two networks together using a private WAN. The switch ports have auto-MDIX disable.

Cat 6 Straight-through UTP Cat 6 straight-through UTP cat 6 crossover UTP single-mode fiber optic

You manage a network that uses 1000BaseT Ethernet. You find that one device communicates on the network at only 100 Mbps. Which tool should you use to test the drop cable and the connection to the network?

Certifier.

You have decided to implement Gigabit Ethernet on your network. Each switch port is connected to a single device. Following the installation, you find one device connected to a switch that is only running at 100 Mbps. Which of the following are likely causes?

Crosstalk.

You want to create a loopback plug using a single RJ-45 connector. How should you connect the wires in the connector?

Connect pin 1 to pin 3 and pin 2 to pin 6.

You want to create a rollover cable that has an RJ-45 connector on both ends. How should you connect the wires within the connectors?

Connect pin 1 to pin 8, pin 2 to pin 7, pin 3 to pin 6, and pin 4 to pin 5

You want to create a rollover cable that has an rj-45 connector on both ends. How should you connect the wires within the connectors?

Connect pin 1 with pin 3 and pin 2 to pin 6 and pin 4 to pin 5

You have two switches that you need to connect using their uplink ports. The switches do not support auto-MDI. Which type of cable should you use?

Crossover

You have two switches that you need to connect using their uplink ports. The switches do not support auto-MDI. which type of cable should you use?

Crossover

You need to transfer data from one laptop to another and would like to use an Ethernet cable. You do not have a hub or a switch. Which type of cable should you use?

Crossover

You want the LAN port on a router to the uplink port on a switch. The switch does not support auto-MDI. Which type of cable should you use?

Crossover

You want to connect the LAN port on a router to the uplink on a switch. The switch does not support auto-MDI. Which type of cable should you use?

Crossover

You want to connect the LAN port on a router to the uplink port on a switch. The switch does not support auto-MDI. Which type of cable should you use?

Crossover

Use the exhibit to match the connector type on the left with the corresponding letter on the right

Db-25 db-9 rj45 rj11 lc bnc f-type

You have a network using a full physical mesh topology. The link between device A and device B is broken. Which of the following best describes what happens to network communications?

Device A will be able to communicate with all other devices.

You are troubleshooting a client connectivity problem on an Ethernet network. The client system has intermittent connectivity to the network. You discover that the UTP patch cable is run 75 feet from the wall outlet, passes through the ceiling and over several florescent light fixtures before reaching the client system. Which of the following may be a cause of the connectivity problem?

EMI interfaace.

You have a cable Internet connection at home. The installer had connected the router near the outside wall of your house with RG-6 cable. You move the cable router a distance of 50 meters using RG-8 cables and special connector adapters. Which condition are you most likely to experience?

Echo.

Ethernet 100BaseFX networks use what type of cabling?

Fiber-optic

You are moving a client to a new location within an Ethernet network. Previous to the move, the client system did not have any difficulty accessing the network. During the relocation, you attach a patch cable from the client system to the wall jack and from the patch panel to the switch. Once connected you do not get a link light on the network card or the switch. You swap out the cable running between the patch panel and the switch with a known working one but you can still not connect. Which of the following might you suspect as the problem?

Failed patch cable between the client system and the wall jack.

You have just connected four new computer systems to an Ethernet switch using spare patch cables. After the installation only three systems are able to access the network. You verify all client network settings and replace the network card in the failed system. The client is still unable to access the network. Which of the following might you suspect as the real cause of the problem?

Failed patch cable.

Upon conducting a visual inspection of the server room, you see that a switch displays LED collision lights that are continually lit. You check the LED on the corresponding workstation and see that it is flashing rapidly even though it is not sending or receiving network traffic at that time. What is the cause of the network collision?

Faulty network card.

Ethernet 100BaseFX networks use what type of cabling

Fiber Optic

You have a router configured to share routing information using RIP. In addition, you have a single static route that identifies a default route for all other networks?

Manually reconfigure the default route to point to the new next hop router.

Which of the following tests can be performed by a TDR?

Measure the length of a cable. Identify the location of a fault on a cable.

You want to measure the voltage, amps, and ohms of various devices. Which tool should you use?

Multimeter.

Which of the following best describes the condition where a signal sent on one wire is received on another wire within the same connector?

NEXT.

You have a network connected using a physical bus topology. One of the cables connecting a workstation to the bus breaks. Which of the following best describes what happens to network communications?

No device is able to communicate.

You are working with an existing fiber optic installation in your building. You want to know how long each length of cable is that runs through walls. Which tool should you use?

OTDR

What topology is used with 100BaseTX Fast Ethernet networks?

Physical star/logical bus Physical star/logical star

What topology is used with 100BaseTX Fast Ethernet networks?(2 answers)

Physical star/logical bus, Physical star/logical star

Which of the following standards is typically used in a rollover cable?

RS-232

You are creating an Ethernet network for your company. The shipping department is located in a different building that is located 150 meters from the main wiring closet. You connect a single Cat 6e cable to connect the wiring closet to the shipping building. Which of the following should you include in your plan?

Repeater.

A user from the Sales department calls to report that he is experiencing problems connecting to the Sales file server. All users in the Sales department connect to the Sales server through a single Ethernet switch. No other users have reported problems connecting to the Sales server. Which of the following troubleshooting actions are you most likely to perform first?

Replace the network card in the user's computer.

Workstation -> Router Config Port. What cable?

Rollover

You have purchased a new router that you need to configure. You need to connect a workstation to the router's console port to complete the configuration tasks. Which type of cable would you most likely use?

Rollover

Which of the following connectors is typically used on one end of the rollover cable?

Serial

Which of the following connectors is typically used one end of a rollover cable

Serial

You're responsible for implementing network cabling in a new network installation. The cabling will be installed in a manufacturing environment where there is a great deal of electromagnetic interface (EMI). Which type of cabling would operate best in this environment?

Shielded twisted pair cable. Fiber-optic cable.

You use Cat5e twisted pair cable on your network. Cables are routed through walls and the ceiling. A user puts a screw in the wall to hang a picture and pierces the cable such that a signal sent on pin 1 arrives on the cable connected to pin 7. What term describes this condition?

Short circuit.

Users report that the Internet is no longer accessible. You suspect that the line connecting your building to the Internet is not working properly. Which of the following allows the service provider to remotely test the local loop?

Smart jack.

Which of the following physical topologies are used with Ethernet networks?

Star Bus

Workstation -> Switch through regular port (not uplink) and switch doesn't support auto-mdi.

Straight Through

You need to connect a workstation to a switch using a regular port on the switch (not an uplink port). The switch does not support auto-MDI. Which type of cable should you use?

Straight-through

You have been asked to document the wiring in the building. You would like to identify the length of each Cat5 cable to verify that it meets Ethernet standards. You need to identify the length of the cables, but most cables run through walls and ceilings, making them difficult to trace. Which tool should you use?

TDR.

A network is connected following IEEE 802.3 specifications. Which of the following best describes when a device can transmit messages?

The device listen to determine if the transmission media is free.

A network is connected following the IEEE 802.3 specifications. Which of the following best describes when a device can transmit messages?

The device listens to determine if the transmission media is free.

What type of cabling is used with 100BaseTX Fast Ethernet networks?

Type 1A STP or Category 5 UTP

What type of cabling is used with 100BaseTX Fast Ethernet networks?

Type 1A STP or category 5 UTP

You are troubleshooting a connectivity problem in which one client system is unable to connect to a server. Both the server and the client system are connected to the same Ethernet network switch. No other users have complained of a problem, and you suspect that faulty network cabling might be to blame. Which of the following troubleshooting steps are you most likely to perform first?

Use a media tester to test the cable between the computer and the network switch.

You have just been hired as a network administrator. A user has just changed offices and needs you to activate the network and telephone communications in his office. However, the wiring at the punch down block is labeled poorly and you are unable to tell which wires go to the user's office. What should you do?

Use a tone generator to locate the correct wiring.

You examine each computer and notice only one of the four computers has a wireless NIC they all have Ethernet NICs

an unmanaged switch and CAT5e cabling

Network needs to support 1000 Mbps over ethernet. What cables must you replace?

cat 3 cat4

You have two switches that you need to connect using their uplink ports. The switches do not support auto-MDI Which type of cable should you use?

crossover

You need to transfer data from one laptop to another and would like to use an Ethernet cable. You do not have a hub or a switch.

crossover

You have purchased a new router that you need configure. You need to connect a workstation to the router's console port to complete the configuration tasks

rollover

Which connector is usually on one end of a rollover?

serial

You want to implement and Ethernet network at very long distances using fiber optic cables. Which standard and cable type would you choose?

single mode fiber 1000BaseLX

You need to connect a workstation to a switch using a regular port on the switch (not an uplink port) the switch does not support auto-MDI Which type of cable should you use?

straight-through