Deck 22: Local Area Networking

Question 1

Which connector is used in coax cable implementations when connecting to a cable modem?

A) F-Type
B) BNC
C) RJ-45
D) TST

Answer 1

A

Question 2

What kind of cable is most commonly used in 10/100/1000BaseT Ethernet star bus topology networks?

A) RG-8 and RG-62 coaxial
B) UTP
C) Fiber
D) HDMI

Answer 2

B

Question 3

What command would you use to map a share to a drive letter on a computer?

A) NET USE
B) NET VIEW
C) NET UNC
D) NET SHARE

Answer 3

A

Question 4

Which cabling type uses LEDS?

A) Coax
B) Multimode fiber
C) Single mode fiber
D) Shielded twisted pair

Question 5

Which operating systems install both IPv4 and IPv6 by default?

A) Windows XP and Windows Vista
B) Windows 2000 and Window XP
C) Windows Vista and Windows 7
D) Windows XP and Windows 7

Question 6

All of the following can be used as alternative cabling for Ethernet EXCEPT:

A) Multimode fiber
B) Single mode fiber
C) Coaxial cable
D) Serial cable

Question 7

Which of the following utilities shows the route that a packet takes to get to its destination?

A) IPCONFIG
B) NSLOOKUP
C) Ping
D) TRACERT

Question 8

What is the impedance measured in both RG-6 and RG-59 coax cables?

A) 50 ohms
B) 10 MBps
C) 75 ohms
D) 100 MBpsT

Question 9

Which device is used to perform a loopback test on a NIC?

A) Crossover cable
B) Link light
C) Ephemeral port tester
D) Loopback plug

Question 10

Which of the following utilities enables a machine to check whether it can communicate with another machine?

A) IPCONFIG
B) Ping
C) Sys
D) TELNET

Question 11

What identifies a PC on a network?

A) Default gateway
B) DNS
C) IP address
D) Subnet mask

Question 12

On which device is any incoming signal on any port re-created (repeated)and sent out on every connected port on the device?

A) Switch
B) Hub
C) Router
D) Bridge

Question 13

How many cables does multimode fiber require?

A) 2
B) 4
C) 8
D) 1

Question 14

What are the IP addresses 169.254.0.1 to 169.254.255.254 used for?

A) APIPA link-local addresses
B) Hard-coded MAC addresses
C) IPv6 loopback addresses
D) Ephemeral port numbers

Question 15

What box would you check in the Windows Vista Map Network Drive dialog box to reconnect a mapped network folder at logon?

A) Automatic reconnection
B) Connect \ \ server \ share
C) Reconnect at logon
D) Always reconnect

Question 16

What central connection box is used in Ethernet star bus networks?

A) Switch
B) Transceiver
C) MAUS
D) Gateway

Question 17

What is the default subnet mask for class C addresses?

A) 255.0.0.0
B) 255.255.0.0
C) 255.255.255.0
D) 255.255.255.255

Question 18

After entering IPCONFIG at a command prompt,you notice you are using an IP address in the 169.254.0.1 to 169.254.255.254 address range.What is most likely the reason you were assigned one of these addresses?

A) The DHCP server is down.
B) IPv6 addresses are not available.
C) The DNS server is down.
D) IPv4 addresses are not available.

Question 19

How many host nodes are supported on a single class C network?

A) 65,534
B) 192
C) 129
D) 254

Question 20

What is the full UNC path for a machine named SERVER2 sharing its c: drive as HOMEBASE?

A) \ \ SERVER2 \ HOMEBASE
B) \ SERVER2 \ \ HOMEBASE
C) c: \ SERVER2 \ HOMEBASE
D) c: \ \ SERVER2 \ \ HOMEBASE

Question 21

Which device is used to connect two Ethernet networks that use completely different media internally,such as UTP to fiber or even UTP to wireless?

A) Hub
B) Router
C) Switch
D) Bridge

Question 22

Part of an IP address identifies the network,and part identifies the ____________________ address on the network.

Question 23

Which component emits a sound when it receives an electrical signal along the wire at a certain frequency?

A) Tone generator
B) Time-domain reflectometer
C) Multimeter
D) Tone probe

Question 24

Which type of horizontal UTP cabling should be used,according to TIA/EIA?

A) Multimode
B) Single mode
C) Solid core
D) Stranded core

Question 25

A (n)__________ measures impedance in network cabling.

Question 26

The IP address 2001:0db8:85a3:0000:0000:8a2e:0370:7334 is an example of a(n)____________________ address.

Question 27

Which system is basically a headless system (no monitor,no keyboard,and no mouse)that you plug into a network and is used to share its hard drives?

A) Router
B) Server
C) NAS
D) Domain Controller

Question 28

To have network connectivity,you need a (n)____________________,a (n)____________________,and a (n)____________________.

Question 29

How tall is a 2U device?

A) 1.75 inches
B) 3.5 inches
C) 4 inches
D) 7 inches

Question 30

The most common type of patch panel today uses a special type of connecter called a __________.

Question 31

What is the default subnet mask for class A addresses?

A) 255.0.0.0
B) 255.255.0.0
C) 255.255.255.0
D) 255.255.255.255

Question 32

Machines that connect LANs are called ____________________.

Question 33

Which is not a fiber connector?

A) ST
B) SC
C) BNC-T
D) MT-RJ

Question 34

Network techs use a device called a(n)__________ for help in tracing cables.

Question 35

What is the standard connector used for UTP Ethernet installations?

A) BNC
B) RJ-11
C) RJ-45
D) LC

Question 36

What do most fiber Ethernet networks use?

A) 62.5/125 multimode cable
B) RG-59 or RG-6 cable
C) UTP or STP cable
D) RJ-45 and BNC connectors

Question 37

After making your own cable,you should test it with a (n)__________.

Question 38

What should you enter at a command prompt to see all of your TCP/IP settings?

A) IPCONFIG /RENEW
B) IPCONFIG
C) IPCONFIG /ALL
D) IPCONFIG /RELEASE

Question 39

The Internet uses the ____________________ protocol.

Question 40

The ____________________ in Windows Vista can be used to turn file,folder,or printer sharing on or off.

Question 41

Ethernet networks are usually connected via a cable called ____________________.

Question 42

The alternative method to create the IPv6 address uses the __________ address of the network card.

Question 43

A powerful command-line program that enables you to determine the information on a DNS server is ____________________.

Question 44

The number of available network addresses for a Class A range is __________.

Question 45

All rack-mounted equipment uses a height measurement known simply as a(n)__________.

Question 46

In a TCP/IP network,the ____________________ combines with the IP address to determine the subnet.

Question 47

My Network Places in Windows XP is called ____________________ in Windows Vista/7.

Question 48

The ____________________ provides a common point for connection for network devices.

Question 49

Bandwidth-sharing problems on Ethernet networks caused by using a hub can be resolved by replacing the hub with a (n)____________________.

Question 50

The IPv4 loopback address is ____________________.

Question 51

By default,the TCP/IP protocol is configured to receive an IP address automatically from a (n)____________________ server on the network.

Question 52

The most famous TCP/IP service is called ____________________,the language of the World Wide Web.

Question 53

Windows offers two types of permissions called ____________________ and ____________________ permissions.

Question 54

A cable with a center cable surrounded by insulation,which in turn is covered with a shield of braided cable,is a (n)____________________ cable.

Question 55

When you set the IP address manually,the IP address is not subject to change and is called a (n)____________________.

Question 56

The ____________________ utility shows the route that a packet takes to get to its destination.

Question 57

NIC LEDS,also known as ____________________ give you clues about what's happening with your network connection.

Question 58

A local router,also called a(n)____________________ sends data outside of a LAN.

Question 59

The earliest Ethernet networks were connected using ____________________ cable.

Question 60

A (n)____________________ sends data out of the NIC and checks to see if it comes back.

Question 61

How are coaxial cables measured,in terms of impedance?

Question 62

List the address range for network classes A,B,and
C.
The address range for each of the network classes are class A-1 to 126,class B-128 to 191,and class C-192 to 223.

Question 63

What is the first thing you should do if you fail to connect to a previously used resource?

Question 64

NIC LEDS are the first thing to check if you are having connectivity issues.Explain what the various LED lights can tell you when troubleshooting.

Question 65

What is usually the issue when failing to connect to a new resource?

Question 66

What is the binary equivalent of the number 255?

Question 67

Which type of fiber uses laser light?

Question 68

Name four popular fiber optic connectors.

Question 69

What is a tone generator?

Question 70

List four useful Windows TCP/IP testing tools.

Question 71

Describe coaxial cabling.

Question 72

In addition to UTP,what other types of cabling can be used for Ethernet?

Question 73

What is the main difference between a switch and a hub?

Question 74

What is the difference between half-duplex and full-duplex?

Question 75

What three entries should be entered for the Internet Protocol Version 4 (TCP/IPv4)properties when using a static IP address?

Question 76

What type of connectors does coax use?

Question 77

What are the major differences in fiber standards?

Question 78

What is the downside to using hubs?

Question 79

How does multimode fiber work?

Question 80

Define coaxial cable.