IT2400

All the cabling from individual work areas runs via
_____________ to a central location.

The central location that all cabling runs to is called the____________.

A single piece of installed horizontal cabling is called a(n) ______________.

The set of standards established by the EIA/TIA regarding network cabling is called____________.

You use a(n) _________ to connect a strand of UTP to a 110 block or 66 block.

A short UTP cable that uses stranded, rather than solid, cable is called a(n) __________ and can tolerate much more handling near a patch panel.

The type of network interface unit (NUI) that enables an ISP or telephone company to determine if a home DSL box or cable router has been disconnected is called a(n) _____________.

The spot where a cable comes out of the wall at the workstation is called a(n) ___________.

The height measurement known as U is used for devices that fit into a(n) ____________.

The term ________________ describes the process of a signal weakening as it progressed down a piece of wire.

Which term describes the length of cable installed within walls from a telecommunications room out to a jack?
Cable drop
Cable run
Cable tester
Cable tray

What is the term used to describe where the network hardware and patch panels are kept?
Drop room
Telecommunications room
Routing room
Telecloset room

Aside from outright breakage, what’s the primary worry with bending a fiber optic cable too much?Attenuation
Bonding
Light leakage
Near-end crosstalk

When connecting a cable run onto a patch panel, which tool should be used?
110-punchdown tool
Crimper
TDR
Tone generator

Which of the following NIC types offers the most versatility?
10
10/100
10/100/1000
Only a nonmultispeed NIC

What is the structured cabling name for the end user’s office space where network computers will be set up?Backbone
Building entrance
Cable drop
Work area

What type of twisted-pair cabling would work best within ceilings near lighting?
Solid core plenum
Solid core PVC
Stranded core plenum
Stranded core PVC

Why would network techs use stranded core cabling from a patch panel’s ports to a switch?
Cost
Fire rating
Flexibility
Safety

What is the first thing a professional cable installer should do when providing an estimate at a site?
Power on additional lighting
Put on a grounding wrist strap
Request a floor plan
Set up ladders

What component would best allow more servers to be installed in the limited space of a telecommunications room?
Cable tray
Outlet box
Patch panel
Equipment rack

How tall is a network router that is 8U?
8 inches
8 centimeters
14 inches
14 centimeters

What is a TDR to help troubleshoot a network connection?
Tune down resonator, a network tone generator
Time detuning resonator, a network tester
Time domain reflectometer, a network tester
Time detail resource, a network schematic

What is generated by every piece of UTP cable in existence?
Modal distortion
Crosstalk
EMI
ESD

Which statement about structured cable is correct?
The term “demark” refers to a physical location while the phrase “network interface unit” refers to a piece
of equipment provided by an ISP.
The term “demark” refers to a piece of equipment provided by an ISP while the phrase “network interface unit” refers to a piece of equipment provided by the customer.
The terms “demark” and “network interface unit” refers to pieces of equipment provided by an ISP.
A demark is used for fiber cabling while a network interface unit is used for UTP.

The _________ portion of an IP address resembles 150.0.0.0.

The ___________ portion of an IP address consists of from one to three octets, with the final octet between 1 and 254.

The single organization that distributes IP addresses is called the __________.

The IP address 10.11.12.13 is a valid ________________address.

The command __________ is a program that comes with Microsoft Windows to show TCP/IP settings.

The command ______________ is a program for UNIX/LINUX/Macintosh used to show TCP/IP settings.

The _____________ protocol is used to translate MAC addresses to IP addresses.

Computers set for dynamic addressing that cannot locate a DHCP server use ____________ to assign themselves an IP address.

The _______________ is the IP address of the router.

The _________________ is a 32-bit binary number common to all computers on a network used to determine to which network a computer belongs.

What is the result of converting 11110000.10111001.00001000.01100111 to dotted decimal notation?
4.5.1.5
240.185.8.103
15.157.16.230
103.8.185.240

What does IANA stand for?
International Association Numbers Authority
International Association Numbering Authority
Internet Assigned Numbering Authority
Internet Assigned Numbers Authority

Which of the following describe IPv4? (Select three.)
Uses decimal, not hexadecimal numbers
Uses periods, not colons, as separators
Uses four octets
Uses eight sets of characters

What is the result of converting 192.168.0.1 to binary?11000000.10101000.00000000.00000001
11000000.10101000.00000000.10000000
11000000.10101000.00000000.1
11.10101.0.1

Which of the following are not valid IP addresses to assign to a Windows-based system? (Select two.)
1.1.1.1/24
127.0.0.1/24
250.250.250.255/24
192.168.0.1/24

Which of the following is a valid Class A IP address?22.33.44.55
127.0.0.1
250.250.250.250
192.168.0.1

Which of the following is a valid Class B IP address?10.10.10.253
191.254.254.254
192.168.1.1
223.250.250.1

Which of the following is a valid Class C IP address?50.50.50.50
100.100.100.100
192.168.0.254
250.250.250.250

Which method sends a packet from a single computer to a group of interested computers?Broadcast
Unicast
Multicast
Omnicast

What is the process used to take a single class of IP addresses and chop it up into smaller groups? (Select two.)
CIDR
PING
Subnetting
Subnitting

Which statements about subnet masks are true? (Select two.)
Every network client has a unique subnet mask.
Every client on a network shares the same subnet mask.
A subnet consists of a string of zeroes followed by a string of ones.
A subnet mask consists of a string of ones followed by a string of zeroes.

In which order are packets created and sent when a client requests an IP address from a DHCP server?
DHCP discovery, DHCP offer, DHCP request, DHCP acknowledge
DHCP discovery, DHCP request, DHCP offer, DHCP acknowledge
DHCP request, DHCP offer, DHCP discovery, DHCP acknowledge
DHCP request, DHCP offer, DHCP acknowledge, DHCP discovery

Which of the following is not a valid classful subnet mask?
255.0.0.0
255.255.0.0
255.255.255.0
255.255.255.255

Which of the following is a valid classless subnet mask?
255.255.255.240
255.0.0.0
255.255.0.0
255.255.255.0

Which of the following IP addresses indicates a computer configured for dynamic addressing was unable to locate a DHCP server?
255.255.255.255
192.168.1.1
127.0.0.1
169.254.1.30

A device called a(n) ____________ is also called a Layer 3 switch.

The external routing protocol used on the internet is_______________.

The variety of ______________ methods would include RIP, OSPF, BGP, and IGRP.

A(n) ________________ connects one Autonomous System to another Autonomous System.

__________________ is a routing protocol that updates routing tables about every 30 seconds resulting in overloaded network traffic.

When all routers can communicate with each other efficiently, they are said to have reached __________________.

Multiple networks that do not use IP addresses and are governed by a single protocol are known as ______________.

You can use the _______________ utility to troubleshoot routing problems.

A(n) ________________ is an arbitrary number generated by the sending computer that enables the receiving computer to know what application to use for the returning packet.

How many IP addresses should a router have?
One
One or more
Two
Two or more

Choose the Cisco Systems proprietary routing protocols from the following item (Select two.)
BGP-4
EIGRP
IGRP
OSPF

If specialty accounting software being used at your company requires that packet headers remain unchanged, which item cannot be used on your network?
RIP
NAT
OSPF
TRACEROUTE

How does a router use a routing table to determine over which path to send a packet?
The first line in the routing table is used if the path is available; otherwise the router tries the next line down, and so on.
The last line in the routing table is used if the path is available; otherwise the router tries the next line up, and so on.
After examining all rows in the routing table, the router sends the packet along the path with the highest metric.
After examining all rows in the routing table, the router sends the packet along the path with the lowest metric.

Which version of NAT maps a single routable IP address to a single network node?
Static NAT
Dynamic NAT
Pooled NAT
Secure NAT

Which is not a valid port number?
0
255
1024
65,536

How is the distance between routers measured?
In meters
In hops
In routes
In segments

Distance vector routing protocols include which of the following? (Select two.)
RIP
OSPF
BGP
ASN

Which of the following are benefits of RIPv2 over RIPv1? (Select two.)
Longer convergence time
Support for authentication
Support for CIDR subnets
Support for metrics

What is one way Autonomous Systems differ from typical Ethernet networks?
They require a minimum of 10 nodes.
They cannot exceed a maximum of 255 nodes.
They are not able to interact with the internet.
They do not use IP addresses.

Why are link state protocols more efficient than RIP?
Entire routing tables are updated on a stricter schedule.
They forward only changes to individual routes instead of forwarding entire routing tables.
Packets can be sent along multiple routes at the same time.
Link state can send larger packets.

What happens when you first connect and turn on an OSPF router?
It floods the network with Hello packets as it looks for other OSPF routers.
It floods the network by requesting routing tables from every computer on the network.
It is unavailable for several hoursas it builds its default routing table.
It runs a self-test to determine if it should run in hybrid mode (RIP and OSPF) or native mode (OSPF only).

Which of the following is a valid Area ID for an Area 0 backbone?
0
0.0.0.0
1.0
255

How can you connect directly to a router for configuration purposes? (Select three.)
Parallel cable
USB cable
Crossover cable
Rollover cable

Once you have made a physical direct connection to a router, what utility/program can you use to issue commands and instructions to it? (Select three.)
PuTTY
HyperTerminal
IOS
Internet Explorer