Chapter 05 Quiz (ITN101) - Installing a Physical Network

Stranded core cables are stiff and will break easily. (T/F)

False

A standby power supply is always on and powers the system while the battery charges. (T/F)

False

What network component is built into most motherboards today?

onboard NIC

Which device provides the benefit of acting like an inverter?

uninterruptible power supply (UPS)

Which unit is used to measure signal loss in networking?

decibel (dB)

When testing for continuity using a multimeter, set it to the lowest Ohm range; if you have a connection you will see a(n) __________ reading.

zero Ohms

What is the size of a U, the equipment rack unit of measure used for specifying height?

1\.75 inches

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. (T/F)

False

What type of connector is used by all UTP Ethernet NICs?

RJ-45

A generator provides provide enough power for you to continue working in the event of a power failure. (T/F)

True

Most PCs today have two types of expansion slots: PCI and __________.

PCIe

When crimping an RJ-45 onto a UTP cable, you must slide each boot onto the patch cable *after* you crimp both ends. (T/F)

False

What is the norm today for the number of pairs in UTP cabling?

four

You support a large, complicated network. After experiencing problems and testing the cabling, you discover a bad horizontal cable. What should you do next?

Call your local installer.

Which NIC light turns on when the card detects network traffic and intermittently flickers when operating properly?

activity light

Which NIC light turns on when the card detects network traffic and intermittently flickers when operating properly? (T/F)

False

A rack-mounted device designed for a 3.5-inch space is a 2U. (T/F)

True

Every operating system has some way to tell you on the screen if it detects the NIC is disconnected. (T/F)

True

Which statement is true regarding standard equipment racks?

They provide safe, stable platforms for all the different hardware components.

What type of tool is manufactured by Tripplet Corporation and is called a "Fox and Hound"?

toner

What are you trying to discover when you test a cable for continuity?

broken wire

What is the maximum length for UTP cables allowed by the TIA/EIA 568 cabling specification?

90 meters

If you provide support for, but do not install, UTP networks, which two tools are most important to use?

good toner and a good, medium-priced cable tester

A modern OS will not have a driver included for the NIC. (T/F)

False

Which statement applies to a PCIe NIC?

It usually comes in either one-lane (×1) or two-lane (×2) varieties.

What item do most professional cable installers use to quote the price for an installation?

per-drop cost

The __________ specification accounts for UTP cable lengths.

TIA/EIA 568

Which term describes the cabling that goes more or less horizontally from a work area to the telecommunications room?

horizontal cabling run

Which item is part of a wall outlet?

female jack

Which characteristic applies to stranded core cabling?

Stranded core wire is actually a bundle of tiny wire strands.

Both near-end crosstalk (NEXT) and far-end crosstalk (FEXT) are measured in __________.

decibels

Attenuation is the weakening of a signal as it travels long distances. (T/F)

True

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?

optical time-domain reflectometer (OTDR)

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. (T/F)

True

Patch panels serve as your first line of defense in organizing cables. (T/F)

True

The process of installing a structured cabling system is rather involved and requires a great degree of skill. (T/F)

True

Most switches enable you to use multiple NICs for a single machine, a process called __________ or link aggregation.

bonding

On many NICs, a properly functioning link light is on and steady when the NIC is connected to another device. What does *On* with no flickering indicate?

good connection

If a user gets a "No server is found" error, it usually points to a logical problem. (T/F)

False

What does the acronym LED stand for?

light-emitting diode

Within a Windows OS, which tool can you use to verify that Windows recognizes a NIC and is ready to use it?

Device Manager

Female RJ-45 jacks used in work area wall outlets typically have Cat ratings. (T/F)

True