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A+ Domain 2 Networking Flashcards

1
Q

Which connector type is used on cables which transmit TV signals?

A

Coaxial

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2
Q

Which are types of twisted-pair connectors? Choose two answers.

A

RJ-11

RJ-45

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3
Q

Which fiber connector has a round shape?

A

ST

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4
Q

If a cable has an end that is a T568A end and another end that is a T568B end, which type of cable is being used?

A

Crossover cable

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5
Q

Striped colored wires are found in which pins?

A

Odd pins

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6
Q

In a crossover cable, what color wire is in Pin 4 on the end connected to a computer if a blue wire is in Pin 4 on the end of the cable connected to a switch?

A

Blue

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7
Q

Which fiber optic cable will travel the longest distance?

A

10GBase-ER

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8
Q

In an S/UTP cable, how is the cable shielded?

A

Shielding is around each pair

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9
Q

A technician needs to run twisted-pair cable though an open space between walls. Which type of cable must be used in this situation?

A

Plenum

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10
Q

What can happen if two cables are too close to each other as cables are installed in a network infrastructure?

A

Crosstalk

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11
Q

Which twisted-pair cables transmit at speeds higher than 1 Gbps? Choose three answers.

A

CAT 6
CAT 7
CAT 6e

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12
Q

What makes CAT 7 stand out from CAT 6 and Cat 6e cables?

A

It uses individual shielding for wire pairs

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13
Q

When using a splitter for DSL in a home network, the splitter __________ quality due to __________ signal interference.

A

increases; less

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14
Q

Which coaxial cable type is usually used for transmitting data between a TV and DVD player?

A

RG-59

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15
Q

What is the main role of a coaxial cable splitter?

A

Split the TV signal from streaming data

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16
Q

IPv4 addresses are __________ bits in length while IPv6 addresses are 128 bits in length

A

32

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17
Q

Binary numbers should be read from __________ to __________.

A

left; right

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18
Q

Binary numbers should be read from __________ to __________.

A

right; left

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19
Q

Which IPv6 address is not a legitimate address and why?

A

2001:93gb:78ac:d001:0000:e531:0001 because of the g

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20
Q

How can the IPv6 address of 2011:0000:0000:2a43:e325:0000:0000:0001 be shown? Choose two answers.

A

2011: 0000:0000:2a43:e325::1
2011: :2a43:e325:0000:0000:0001

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21
Q

Which is not a private IP address and why?

A

172.32.1.4 because the 32 is higher than the 31 cutoff

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22
Q

Which is the IPv6 indicator for an APIPA address and with what prefix?

A

fe80 and 64

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23
Q

Which should have static IP addresses? Choose two answers.

A

Server

Printer

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24
Q

On which tab in the TCP/IP v4 Properties can a second IP address be set for a device?

A

Alternate Configuration

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25
A device has an IP address of 192.168.1.4 and a subnet mask of 255.255.255.0. Which option describes the network portion?
192.168.1
26
Each subnet must have a __________ and a __________.
network address; host address
27
A class E subnet is reserved for which purpose?
Government and experimental use
28
What IP address is used to ping a local host?
127.0.0.1
29
What IPv4 address is used to ping a local host?
127.0.0.1
30
What IPv6 address is used to ping a local host?
::1
31
A technician needs to place 500 devices on a network. Using CIDR, what is the best host IP address?
192.168.0.1/24
32
What is the subnet mask of a 172.16.4.1/16 network?
255.255.0.0
33
The default gateway acts as a __________.
switchboard operator
34
The default gateway address for a network is 10.0.2.2. The IPv4 address for a device on the network is 10.0.2.46. The subnet mask is 255.255.255.0. How will the default gateway handle the message from a device within the 10.0.2.2 network?
The devices are on two separate networks, so the default gateway will encode the message and route it outside of the network
35
Which protocol uses UDP to transfer files?
TFTP
36
Which protocol uses port numbers 137-139 and 445?
SMB
37
Which ports are reserved for the AFP protocol? Choose two answers.
Port 427 Port 443 Port 548
38
Which ports are used for the Internet? Choose two answers.
Port 80- HTTP | Port 443- HTTPS
39
Which port is reserved for the DNS protocol?
Port 53
40
Which protocol is used to connect to remote systems without encryption?
Telnet
41
On which port is the RDP protocol located?
3389
42
Which ports and protocols are used for incoming email? Choose two answers.
Port 143- IMAP | Port 110- POP3
43
TCP/IP is a/an __________.
suite of protocols
44
802.11n can run at speeds of __________ and up to __________ on a dual link.
300 Mbps; 600 Mbps
45
In the 802.11ac standard, each antenna can run up to 400 Mbps. A smartphone generally has __________, while a desktop may have up to __________ antennas.
one; four
46
Which 802.11 standards are susceptible to interference from cordless phones and microwave ovens? Choose three answers.
802. 11b 802. 11g 802. 11n
47
WPA2 replaced which wireless encryption protocols? Choose two answers.
WEP | WPA
48
Which mode, supported by both WPA and WPA2, uses RADIUS?
Enterprise
49
Which encryption type is used with WPA?
TKIP
50
Which 2.4 GHz channels are safe to use on the North American continent? Choose three answers.
1 6 11
51
A small business is looking for a cheap solution for configuring a DMZ. Which is the best option for the company?
Installing a single firewall with connections to the Internet, Web server, and the internal network
52
NAT is run on which type of device?
A router or firewall placed between the public and private networks
53
DNAT assigns private addresses a public address from a pool of available __________.
public IP addresses
54
Under which menu are the settings for UPnP found?
Advanced Setup
55
Which type of Internet connection is typically shared with other customers in the area?
Cable
56
In ADSL, download speeds are __________ to/than upload speeds.
faster
57
Fiber Internet connections are available in all areas.
false
58
In a satellite Internet connection, signal has to travel over __________ before reaching the satellite, and will then travel back to Earth.
20,000 miles
59
Which are the two most common cellular connection types?
4G | 4G LTE
60
Which are methods used to connect to a mobile hotspot? Choose two answers.
An access point on a smartphone or tablet | A MiFi device
61
A SOHO network is an example of which type of network?
LAN
62
Which type of network is comprised of several LANs in separate locations?
WAN
63
WANs are almost always leased from a __________.
telecommunications provider
64
PANs typically are used with which type of devices?
Bluetooth-related devices
65
Which type of network architecture device sends a received signal to every device on a network?
hub
66
Which type of network architecture device replaced a hub?
switch
67
A router can act as an access point but will also need a modem to perform which action?
Route traffic from the network out to the Internet
68
Which two types of modems are found in most business configurations?
DSL | Cable
69
Which is a common type of bridge found in modern networks?
Wireless bridge
70
A patch panel typically sits between cables in a wall and which other network architecture device?
switch
71
Which is the definition of Ethernet over Power?
An adapter which allows for an Ethernet connection using an existing electrical wiring in a building
72
Which option uses a Power over Ethernet injector?
VoIP
73
A __________ sends a signal from one end of a cable, while a __________ receives the signal at the other end.
tone generator; tone probe
74
A Wi-Fi analyzer is often a simple _________ to identify Wi-Fi networks in an area.
app

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