Network+ N10-006 Flashcards Preview

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Flashcards in Network+ N10-006 Deck (86):
1

What type of network is defined by two computers that can both send and receive requests for resources?

peer-to-peer

2

What is the delay in the amount of time for data to travel between two points on a network?

latency

3

Fill in the blank.
In fiber-optic media, the signals are represented as patterns of

Light.

4

Which statement describes the ping and tracert commands?

Tracert shows each hop, while ping shows a destination reply only.

5

Which two devices are considered end devices? (Choose two.)

printer, laptop

6

What terms represent the maximum and actual speed that can be utilized by a device to transfer data?

throughput; bandwidth

7

What is the purpose of an IP address?

It identifies the source and destination of data packets on a network.

8

What is the Internet?

a network of networks

9

Which items are collectively referred to as network media?

wires and radio waves

10

Which term is used to describe a network device with the primary function of providing information to other devices?

server

11

Fill in the blank.
When a user is visiting an e-learning website to learn about networking, the user computer is acting as a

Refer to curriculum topic: 1.2.1
In this scenario, the computer is reliant on the e-learning website to provide the necessary information required for the user to learn about networking. Therefore, the computer is the client device.

12

Gigabyte

approximately one billion bytes

13

Kilobyte

approximately one thousand bytes

14

Megabyte

approximately one million bytes

15

Terabyte

approximately one trillion bytes

16

What is an advantage of the peer-to-peer network model?

ease of setup

17

Which criterion can be used to select the appropriate type of network media for a network?

the number of intermediary devices that are installed in the network

18

Fill in the blank.
Information in its raw or unorganized form that represents something is known as

data

19

Which two criteria are used to help select a network medium for a network? (Choose two.)

the distance the selected medium can successfully carry a signal. the environment where the selected medium is to be installed

20

Which type of network component is used to interconnect computing devices?

intermediate device

21

Which type of Ethernet cable should be used to directly connect two devices that both use the same pins for transmitting and receiving data?

crossover twisted-pair cable

22

What are three characteristics of UTP cabling? (Choose three.)

easiest type of networking cable to install

most commonly used networking cable

23

Which network device is used to translate a domain name to the associated IP address?

DNS server

24

Fill in the blank.
When a network is installed in a high school, it is important for a network admin to create a

topology diagram to document where each host is located and how they are connected to the network.

physical

25

A wireless network was recently installed in a coffee shop and customer mobile devices are not receiving network configuration information. What should be done to correct the problem?

Make sure the DHCP server is functional.

26

Which type of network cable contains multiple copper wires and uses extra shielding to prevent interference?

STP

27

Which type of technology is used to provide digital data transmissions over cell phone networks?

4G

28

Which type of network cable is commonly used in backbone networks and telephone companies?

fiber-optic cable

29

Which IP configuration parameter provides the IP address of a network device that a computer would use to access the Internet?

default gateway

30

What are two sources of electromagnetic interference that can affect data transmissions? (Choose two.)

microwave oven,florescent light fixture

31

Which term describes the interference when electrical impulses from one cable cross over to an adjacent cable?

crosstalk

32

What are two wiring schemes defined by the TIA/EIA organization for Ethernet installation in homes and businesses? (Choose two.)

T568A, T568B

33

Which wireless technology can be used to connect wireless headphones to a computer?

Bluetooth

34

Which type of network cable is used to connect the components that make up satellite communication systems?

coaxial

35

What is a technology used in a cellular telephone network?

Global System for Mobile Communications (GSM)

36

What is the purpose of the core layer in the Cisco hierarchical network design model

high-speed backbone switching

37

Which two layers of the OSI model specify protocols that are associated with Ethernet standards? (Choose two.)

physical layer
data link layer

38

Which term is used to refer to a Layer 2 PDU?

frame

39

Fill in the blank.
The
model breaks network communications down into seven functional layers.

osi
open systems interconnection

40

What address type does a switch use to make selective forwarding decisions?

source MAC

41

elements do all communication methods have in common? (Choose three.)

message destination message source transmission medium

42

Which type of network model describes the functions that must be completed at a particular layer, but does not specify exactly how each protocol should work?

reference model

43

Which three layers of the OSI model make up the application layer of the TCP/IP model? (Choose three.)

session
presentation
application

44

The
____
is an organization that develops and maintains Ethernet and wireless standards.​

IEEE, Institute of Electrical and Electronic Engineers

45

When a computer assembles a frame to be sent over the network, what is the maximum size of an Ethernet frame?

1518 bytes

46

What type of information is contained in an ARP table?

IP address to MAC address mappings

47

The
___
address is a physical address assigned to every Ethernet network interface.​

MAC, media access control

48

What role does a router play on a network?

selecting the path to destination networks

49

What makes it possible for e-mail to be sent and received on a wide variety of devices, including cell phones, PDAs, laptops, and desktop computers?

E-mail software is written using standards and protocols that ensure compatibility.

50

Which term refers to the set of rules that define how a network operates?

standard

51

What is the primary motivation for development of IPv6?

expanded addressing capabilities

52

What are three characteristics of multicast transmission? (Choose three.)

A single packet can be sent to a group of hosts.
Multicast transmission can be used by routers to exchange routing information.
The range of 224.0.0.0 to 224.0.0.255 is reserved to reach multicast groups on a local network.

53

Which function does NAT perform in a wireless router?

NAT takes an internal source IP address and translates it to a global IP address.

54

Open the PT Activity. Perform the tasks in the activity instructions and then answer the question.
Based on the DHCP configuration, how many active DHCP clients can be on the network at the same time?

Refer to curriculum topic: 4.3.3
Because the address pool starts at 192.168.1.100 and ends at 192.168.1.109 the DHCP IP address pool is 10 hosts. This means that there can only be up to 10 active hosts on the network at the same time.​

55

How many usable hosts are available given a Class C IP address with the default subnet mask?

255

56

What is the destination MAC address of a broadcast Ethernet frame?

Refer to curriculum topic: 4.3.3
Like IP addressing, there is also a special MAC address for broadcast purposes, namely FF-FF-FF-FF-FF-FF.

57

Which IP address type is intended for a specific host?

unicast

58

What type of message is sent to a specific group of hosts?

multicast

59

What are two differences between binary and decimal numbers? (Choose two.)

Binary numbers are based on powers of 2.
Decimal numbers include 0 through 9

60

A technician is setting up equipment on a network. Which three devices will need IP addresses? (Choose three.)

a printer with an integrated NIC
a server with two NICs
an IP phone

61

What are three private IPv4 address? (Choose three.)

10.1.1.1
192.168.5.5
172.16.4.4

62

When IPv4 is configured for a computer on a network, what does the subnet mask identify?

the part of the IP address that identifies the network

63

How many binary bits exist within an IPv6 address?

128

64

Which destination IPv4 address does a DHCPv4 client use to send the initial DHCP Discover packet when the client is looking for a DHCP server?

255.255.255.255

65

Which network does a host with IP address 172.32.65.13 reside on if it is using a default subnet mask?

172.32.0.0

66

Which type of packet is sent by a DHCP server after receiving a DHCP Discover message?

DHCP Offer

67

A ___
is a host that runs software to provide information, such as web content, to other hosts.

web server

68

What is used by TCP and UDP to track multiple individual conversations between clients and servers?​

port numbers

69

Which three protocols operate at the application layer of the TCP/IP model? (Choose three.)

FTP
POP3
DHCP

70

What type of server would use IMAP?

email

71

What action does a DNS server take if it does not have an entry for a requested URL?

The server checks with another DNS server to see if it has an entry

72

At which layer of the TCP/IP model does TCP operate?

transport

73

Which communication tool allows multiple users to communicate with each other in real time by using a smartphone application or social media site?

instant messaging

74

What is a "best effort" protocol well suited for streaming audio and VoIP?

UDP

75

Which two protocols are used in the process of sending and receiving emails? (Choose two.)

POP
SMTP

76

Which protocol allows a user to type www.cisco.com instead of an IP address to access the web server?

DNS

77

At what layer of the OSI model are port numbers addressed?​

transport

78

Fill in the blank.
A
____
center is a facility used to house computer systems in an enterprise network.

data center

79

Fill in the blank.
Transport layer ports 1 through
____
are used to identify well-known ports.

1023

80

A user types in a URL and a page loads in the client browser.

webservice

81

A user uploads new files to his or her website.

file transfer

82

A user requests a website by typing in its name.

Domain Name system

83

A workstation gets its IP address automatically.

Dynamic Host Configuration

84

A service that allows workers to send messages to each other over the Internet.

email

85

A network technician accesses a network device securely from a remote site.

SSH

86

Which two applications provide virtual terminal access to remote servers? (Choose two.)

SSH
Telnet