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Comptia > Networking > Flashcards

Networking Flashcards

1
Q

How to see TCP/IP information on MAC or LINUX

A

ifconfig

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2
Q

How to see TCP/IP information on Windows

A

ipconfig

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3
Q

Which wireless connection type has the longest delay?

A

Satellite

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4
Q

Which wireless connection has the longest delay

Satellite or Cellular

A

Satellite

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5
Q

Which type of wired network connection can give you the FASTEST transfer rate?

A

Fiber

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6
Q

Which type of wired network connection is the slowest?

A

Dial up

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7
Q

Which is faster?

DSL or Cable

A

Cable

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8
Q

Which is faster?

ISDN or DSL

A

DSL

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9
Q

Which is faster

Fiber or Cable

A

Fiber

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10
Q

Which Internet connection would you use for mobility?

A

Cellular

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11
Q

DNS

A

Domain Name System

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12
Q

What does DNS do?

A

Converts domain name into IP address

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13
Q

DHCP

A

Dynamic Host Configuration Protocol

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14
Q

What does DHCP do?

A

Automatically gives IP addresses to devices on the network.

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15
Q

NAT

A

Network Address Translation

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16
Q

What does NAT do?

A

Converts private IP to public IP

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17
Q

What is default gateway?

A

The device that connects to Internet – ROUTER

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18
Q

SSID

A

Service Set Identifier – wifi network name

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19
Q

Which security option on a wifi router is the best?

A

WPA2

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20
Q

Which security option on a wifi router is the worst?

A

WEP - never use this

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21
Q

What kind of encryption does WPA2 use?

A

AES - advance encryption standard

22
Q

QoS

A

Quality of Service

23
Q

What does QoS do?

A

a feature that guarantees bandwidth

24
Q

Firewall

A

protect a network by blocking network traffic

25
Q

What 2 settings should you always change on wireless router?

A

Admin password

SSID - network name

26
Q

APIPA

A

the default IP your computer gets when it cannot connect to DHCP

27
Q

Which radio frequency does 802.11 AC use?

A

5ghz

28
Q

Which radio frequency does 802.11 A use?

A

5ghz

29
Q

Which radio frequency does 802.11 B use?

A

2.4 ghz

30
Q

Which radio frequency does 802.11 N use?

A

2.4ghz and 5ghz

31
Q

Which radio frequency does 802.11 G use?

A

2.4ghz

32
Q

Which 802.11 standard is the fastest?

A

AC

33
Q

Which WIFI radio frequency has the best range?

A

2.4ghz

34
Q

Which WIFI radio frequency has the best speed?

A

5ghz

35
Q

Which email protocols let you download email

A

IMAP and POP3

36
Q

Which email protocol lets you send email

A

SMTP

37
Q

What are the first 2 numbers in a private IP address

A

192.168.x.x

38
Q

What do you do if you forgot the admin password on router?

A

push the reset button on the back of router

39
Q

What internet type do you use for RURAL location?

A

Satellite

40
Q

What is rural?

A

far away from a city (in the mountains)

41
Q

What internet type would you use if you need to move around?

A

cellular

42
Q

What are the two common Internet options for home?

that is not fiber

A

Cable Internet and DSL

43
Q

Joe wants to connect to his local ethernet network. What two settings does he need to configure on his computer?

A

IP address

Subnet mask

44
Q

SOHO

A

small office home office

45
Q

what does router do?

A

packet forwarding

46
Q

what does a switch do?

A

Connects computers in a LAN

47
Q

What does a modem do?

A

Creates a WAN link with the ISP

48
Q

What does an access point do?

A

gives you WiFi

49
Q

What is URBAN

A

inside a big city

50
Q

URL

A

uniform resource locator

51
Q

attenuation

A

the loss of wireless signal strength

Comptia (7 decks)

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