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CompTIA A+_ > Chapter 2 Networking MC > Flashcards

Chapter 2 Networking MC Flashcards

1
Q

Which of the following application tasks would likely require TCP?

A DHCP request on a network

A web-based phone conversation

Streaming a sports event on the Web

A

Sending an Excel spreadsheet to a coworker

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2
Q

Which two statements about UDP are true? (Choose two.)

UDP is User Data Profile, which is sent in a packet

UDP is connection oriented

A

UDP is connectionless

UDP is User Datagram Protocol

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3
Q

Which protocol used TCP but not UDP?

HTTPS

FTP

DNS

A

IMAP

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4
Q

Which protocol requires less processing by networking equipment: TCP or UDP?

TCP because it is connectionless

UDP because it requires reliability

TCP because it is unreliable

A

UDP because it is connectionless

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5
Q

Which port is used for FTP?

35

27

23

21

A

21

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6
Q

When a file is sent and part of the file is missing, which protocol is used to request that the sender re-send the missing parts?

File Transfer Protocol

Simple Network Transfer Protocol

Server Message Block

A

Transmission Control Protocol

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7
Q 
Which three network devices connect users within a LAN? (Choose three.)
Router
Hub
Switch
DNS server
Access point
A

Hub

Switch

Access point

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8
Q

Which two devices have functions combined into a standard SOHO router?

Hub and switch

Switch and router

Router and hub

Wireless bridge and hub

A

Switch and router

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9
Q

What is the chief difference between a wireless bridge and a WAP?

A WAP connected wired devices, while a wireless bridge connects wireless devices

A WAP is for connecting wireless devices, and a bridge is for connecting LANs

A WAP uses Ethernet, and a bridge uses RIP

There is no difference; these are two names for the same device

A

A WAP is for connecting wireless devices, and a bridge is for connecting LANs

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10
Q

Which one of the following is a device that enables remote management of wireless LANs?

Web hub

SOHO router

WEB LAN manager

A

Cloud-based network controller

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11
Q

If you have been asked to place a switch in a ceiling area where there is no AC outlet, which technology would be part of a possible solution?

STP

TCP

DNS

PoE

A

PoE

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12
Q

Which is the correct pairing for wireless encryption standards and types?

WEP: TKIP

WPA: PSK

WPA2: AES

WPS: Common shared key

A

WPA2: AES

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13
Q

On a 2.4GHz network, which channel is the best choice for avoiding interference from other channels?

6

10

5

2

A

6

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14
Q

Which technology can assign an IP address to wireless devices in a local coffee shop?

TCP

Static IP

DNS

DHCP

A

DHCP

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15
Q

Which acronym refers to a feature that makes streaming media and voice services a better experience?

TCP

QoS

PnP

DNS

A

QoS

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16
Q

Which is an example of a subnet mask?

fe80: :
10. 20.10.1
255. 255.0.0
192. 168.1.0

A

255.255.0.0

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17
Q

Which is an example of a valid IPv6 address?

FF02::2

2001:db8:aaaa:1::200

Fe80::c1c6:bd64:f9c7:2c9d

All of the above

A

All of the above

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18
Q

Which is a secure network connection that is carried on the Internet?

NAT

VLAN

PNS

VPN

A

VPN

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19
Q

You have just installed an Ethernet jack in an office and need to connect it to the patch panel in the wiring closet. When you get to the wiring closet, you see that there are several unused cables that are not identified by room number, and you can’t tell which one to connect. Which tool in your networking toolkit will be help you solve this problem?

Multimeter

Tone generator

Cable tester

Ohmmeter

A

Tone generator

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20
Q

Which of the following situations would require the use of UDP but not TCP? (Choose all that apply.)

Video streaming

Email

Voice

Online gaming

SMS messaging

A

Video streaming

Voice

Online gaming

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21
Q

When you pay online through your browser for an item in a shopping cart, which port is your browser likely using to transport information?

68

80

443

54

A

443

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22
Q

Which device enables communication outside a LAN?

Router

Switch

Wireless bridge

Hub

23
Q

You have been asked to create a VLAN inside the company LAN. Which device will you configure?

A wireless bridge

A managed switch

The router sub-interface

The central hub

A

A managed switch

24
Q

Match the following devices with their definitions.

Device:

Bridge, Router, Switch, Modem, Firewall, Hub, Patch panel

Definition:

Converts digital signals to analog and analog signals to digital

25
Q

Match the following devices with their definitions.

Device:

Bridge, Router, Switch, Modem, Firewall, Hub, Patch panel

Definition:

Uses a MAC address to direct data to a specific computer

26
Q

Match the following devices with their definitions.

Device:

Bridge, Router, Switch, Modem, Firewall, Hub, Patch panel

Definition:

Acts as a junction point for network cabling

A

Patch panel

27
Q

Match the following devices with their definitions.

Device:

Bridge, Router, Switch, Modem, Firewall, Hub, Patch panel

Definition:

Allows networks to communicate with each other

28
Q

Match the following devices with their definitions.

Device:

Bridge, Router, Switch, Modem, Firewall, Hub, Patch panel

Definition:

Broadcasts data to all attached computers

29
Q

Match the following devices with their definitions.

Device:

Bridge, Router, Switch, Modem, Firewall, Hub, Patch panel

Definition:

Extends wired LANs into wireless space

30
Q

Match the following devices with their definitions.

Device:

Bridge, Router, Switch, Modem, Firewall, Hub, Patch panel

Definition:

Prevents unwanted intrusion from outside the network

31
Q

Under what circumstances would you use a cloud-based network controller?

To extend the LAN to work on adjacent wireless networks

To improve Internet speeds to the LAN

For remote management of wireless LANs

To control costs of web connectivity at the network operations center

A

For remote management of wireless LANs

32
Q

Which protocols that is used to access the Internet is used by all major operating systems, including Windows, macOS, Linux, Android, and iOS?

APIPA

DHCP

Telnet

TCP/IP

33
Q

192.168.28.10 is an example of which type of IP address?

IPv6

Link local

IPv4

APIPA

34
Q

Given the IP address 192.168.28.10 and the subnet mask 255.255.0.0, which is the network portion of the address, and which is the host portion?

  1. =host, 168.28.10=network
  2. 168.=network, 28.10=host
  3. 168.28.=network, 10=host
  4. 168=host, 28.10=network
A

192.168.=network, 28.10=host

35
Q

Which of the following is the subnet mask for a network for 255 hosts?

  1. 255.255.255
  2. 255.255.0
  3. 255.0.0
  4. 0.0.0
A

255.255.255.0

36
Q
  1. 0.0.1 and ::1 are both IP addresses. Which of the following statements are true? (Choose all that apply.)
  2. 0.0.1 is a usable address on a network

::1 is an IPv6 address

127.0.0.1 is an M

::1 is a CIPS address

Both addresses are loopback addresses

A

::1 is an IPv6 address

Both addresses are loopback addresses

37
Q

10.0.0.1 is which type of IP address?

Public

Private

APIPA

Loopback

38
Q

169.254.0.1 is which type of IP address?

Loopback

Subnet mask

DHCP

APIPA

39
Q

Which of the following statements best describes an advantage of IPv6 over IPv4?

IPv6 is less complicated and easier to use

IPv6 automatically assigns IP addresses on a network

IPv6 translates domain names into IP addresses

IPv6 provides a dramatic increase in the number of available IP addresses

A

IPv6 provides a dramatic increase in the number of available IP addresses

40
Q

Which of the following protocols is used to automatically assign IP addresses on a network?

APIPA

DHCP

TCP/IP

DNS

41
Q

When you enter the Web address www.mycompany.com, the address is translated to a numeric IP address to establish a connection. Which of the following is the service that provides the translation?

TCP

UPnP

DNS

DHCP

42
Q

What is the port number?

IMAP

43
Q

What is the port number?

FTP

44
Q

What is the port number?

HTTP

45
Q

What is the port number?

HTTPS

46
Q

What is the port number?

SMTP

47
Q

What is the port number?

DNS

48
Q

What is the port number?

SSH

49
Q

What is the port number?

POP3

50
Q

Which of the following statements best describes SMTP?

SMTP is a protocol for sending email from your computer to a server

SMTP is a naming system that links your computer’s name with its IP address

SMTP is a method for automatically assigning IP addresses to computers on a network

SMTP is a protocol used to access the Internet

A

SMTP is a protocol for sending email from your computer to a server

51
Q

Which of the following is the family of IEEE standards used by WiFi networks?

  1. 5
  2. 11
  3. 9
  4. 3
52
Q

Which of the following WiFi encryption methods is the strongest?

WPA

WPA2

WEP

WAP3

53
Q

Which of the following statements best describes the function of NAT?

NAT changes a private IP address for use inside a LAN into a public IP address for use outside a LAN

NAT automatically assigns IP addresses to computers on a LAN

NAT automatically assigns a 169.254.x.x address to a computer on a LAN

NAT is a secure wireless encryption standard

A

NAT changes a private IP address for use inside a LAN into a public IP address for use outside a LAN

54
Q

You have been asked to install a web-enabled soil monitor system for an agricultural company. What term is used to describe this kind of device?

Remote sensing router

Cloud-based network controller

NAT device

IoT device

A

IoT device

CompTIA A+_ (28 decks)

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