CompTIA Network+ N10-008 CH5 - Course Quiz
Female RJ-45 jacks in wall outlets are rated by category (Cat5e, Cat6, etc.) to match network performance standards. These Cat ratings ensure proper data transmission speeds and signal quality.
Female RJ-45 Jacks used in work area wall outlets typically have Cat Ratings?
True
False
True
Key Terms
Female RJ-45 Jacks used in work area wall outlets typically have Cat Ratings?
True
False
True
What type of connector is used by all UTP Ethernet NICs?
RJ-45
ST
RJ-11
SC
RJ-45
Which device provides the benefit of acting like an inverter?
tone probe
uninterruptible power supply (UPS)
optical time-domain reflectometer (OTDR)
tone generator
uninterruptible power supply (UPS)
On many NICs, a propertly functioning Link Light is on and Steady when the NIC is connected to another device. What does ON with no flickering indicate?
Low Power
Good Connection
No Service
Collision
Good Connection
A rack-mounted device designed for a 3.5 inch space is a 2U?
True
False
True
Which item is part of a wall outlet?
Male Jack
Lock
Female Jack
Rack
Female Jack
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| Term | Definition |
|---|---|
Female RJ-45 Jacks used in work area wall outlets typically have Cat Ratings? True | True |
What type of connector is used by all UTP Ethernet NICs? RJ-45 | RJ-45 |
Which device provides the benefit of acting like an inverter? tone probe | uninterruptible power supply (UPS) |
On many NICs, a propertly functioning Link Light is on and Steady when the NIC is connected to another device. What does ON with no flickering indicate? Low Power | Good Connection |
A rack-mounted device designed for a 3.5 inch space is a 2U? True | True |
Which item is part of a wall outlet? Male Jack | Female Jack |
When testing for continuity using a multimeter, set it to the lowest Ohm range; if you have a connection you will see a _______ reading? 100 Ohms | 0 Ohms |
What does the Acronym LED stand for? Later Ethernet Development | Light-Emitting Diode |
A standby power supply is always on and powers the system while the battery charges? True | False |
The _______ specificication accounts for UTP cable lengths? TIA/EIA 606 | TIA/EIA 568 |
Most Switches enable you to use multiple NICs for a single machine, a process called ______ or link aggregation? dispersion | bonding |
Patch panels serve as your first line of defence in organizing cables? True | True |
What is the max length for UTP cables allowed by the TIA/EIA 568 cabling specification? 200 m | 90 m |
Which item describes the cabling that goes more or less horizontally from a work area to the telecommunications room? horizontal cable run | horizontal cable run |
What item do most professional cable installers use to quote the price for an installation? bandwidth | per-drop cost |
You connect a PC to a wall outlet with a _________? | patch cable. |
Better continuity testers can run a ________ test? | wire map |
The NIC ’s ________ connector is a common failure point, so NICs that come with diagnostic software often include a special test called a loopback test? | female |
________ is the organization that defines structured cabling standards? | TIA (Telecommunications Industry Association) |
________ are small devices with 2 female ports that enable you to connect 2 pieces of cable together to overcome distance limitations? | Couplers |
Briefly explain the consequences of having a dirty connector? | It can cause serious signal loss with Fiber. It is important not to smudge the glass. |
Why does the TIA/EIA 568 specification call for a different max cable length than specified by the IEEE Standard? | IEEE specifies 100m between a hub or a switch and a node. |
Describe the purpose of a Network Interface Unit (NIU), and give an example of a device considered to be an NIU? | In a Private Home, the Equipment (Cable Modem, Optical Network Terminal, etc..) supplied by your ISP is a Network Interface Unit. |
Briefly explain how to diagnose a broken fiber cable for signal loss? | You need to test both the connector and the cable going into the connector. |
Describe 2 strategies for organizing cables in a patch panel, relative to the actual network? | Organize your patch panel so it mirrors the layout of your Network. |
Within a Windows OS, which tool can you use to verify that Windows recognizes a NIC and is ready to use it? Device Manager | Device Manager |
Both near-end Crosstalk (NEXT) and far-end Crosstalk (FEXT) are measured in _? amps | decibels |
If you suspect that a fiber-optic run has a break, which type of device would you use to determine if there is a break, and to identify the location of the break? single-device toner | optical time-domain reflectometer (OTDR) |
If a user gets a "No server is found" error, it usually points to a Logical problem? True | False |
Which statement applies to a PCIe NIC? It is more convenient for troubleshooting than NICs with USB connectors. | It usually comes in either one-lane (x1) or two-lane (x2) varieties. |
Attenuation is the weakening of a signal as it travels long distances? True | True |
If you provide support for, but do not install UTP Networks, which two tools are most important to use? voltage event recorder and a good, medium-priced toner | good toner and a good, medium-priced cable tester |
Most PCs today have two types of expansion slots: PCI and ? MCA | PCIe |
Every OS has some way to tell you on the screen if it detects the NIC is disconnected? True | True |
Which statement is TRUE regarding standard equipment racks? All equipment racks are floor-to-ceiling and should be bolted into the wall. | They provide safe, stable platforms for all the different hardware components. |
The Modern OS will NOT have a driver included for the NIC? True | False |
If you want to be a purist when labeling the connections on Patch Panels, there is an official, and rather confusing, ANSI/TIA Labeling Methodology called ANSI/TIA 606-C? True | True |
A common problem in UTP installations where the signal from any of the pairs in a cable interferes with another pair in the same cable is known as _? | split pair |
Patch cables use core rather than solid core cable, so they can tolerate much more handling? | standard |
The __ may be the simplest part of the structured cabling system, but it is also the source of the most Network failures? | work area |
All Cables run horizontally (for the most part) from the to the PCs? | Telecommunications Room |
If you suspect a break in a fiber-optic cable, use to determine if there is a break, and to pinpoint the location of the break? | optical time-domain reflectometer |
Why is it a good idea to add some Extra Drops when you install the Cable initially? | To allow for future growth of the Network. | Easier and cheaper to install extra drops at the time you do the initial major cable installation. |
Describe the arsenal of interesting tools professional cable pullers have to help them move the cable horizontally? | Telescoping Poles |
Which is the function of a punchdown tool? | To connect to a 110 Block, the back of a jack and/or Patch Panel. |
What should you do if your UPS comes on too often? | It might be time to install a Voltage Event Recorder. | Voltage Event Recorder plugs into your Power Outlet and tracks the voltage over time. |
Describe what happens during a loopback test? | The test sends data out of the NIC and checks to see if it comes back (Loops Back). |
Patch Panels allow you to connect only one kind of cabling; that is, they support only UTP, STP, or Fiber, but not a mixture of different types? True | False |
When crimping an RJ-45 onto a UTP Cable, you must slide each boot onto the Patch Cable AFTER you crimp both ends? True | False |
The process of installing a structured cabling system is rather involved and requires a great degree of skill? True | True |
Which characteristic applies to stranded core cabling? Stranded core wire is actually a bundle of tiny wire strands. | Stranded core wire is actually a bundle of tiny wire strands. |
What network component is built into most motherboards today? patch panel | onboard NIC |
You support a large, complicated Network. After experiencing problems and testing the cabling, you discover a bad horizontal cable. What should you do next? Find the break and repair it. | Call your local installer. |
A Link _ displays connectivity? | Light |
All ___ boxes can provide Security from Power Spikes and Sags? | UPS (Uninterruptible Power Supplies) |
A single piece of installed horizontal cabling is called a __? | run (horizontal run) |
A __ is simply a box with a row of female ports in the front and permanent connectors in the back, to which you connect the horizontal cables? | Patch Panel |
From a cabling standpoint, describe a "Work Area"? | A Work Area is nothing more than a Wall Outlet that serves as the termination point for horizontal Network cables: a convenient insertion point for a PC and a Telephone. |
What does it mean if the Link Light on a NIC is NOT lit? | Something is Wrong - No Signal/Connection. | NIC could be bad, Cables could be bad, bad/corrupted Driver. |
Why do Network Techs often use a USB NIC when troubleshooting the Network? | If a tech walks up to a machine that might have a bad NIC, the technician can test his or her suspicions by inserting a USB NIC and moving the network cable from the potentially bad NIC to the USB one. |