CISCO 1

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117 Terms

1

Internet

What layer is responsible for routing messages through an internetwork in the TCP/IP model?

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2

SOHO Network

What term describes a type of network used by people who work from home or from a small remote office?

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3

Scalability

When designers follow accepted standards and protocols, which of the four basic characteristics of network architecture is achieved?

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4

Powerline

Which feature is being used when connecting a device to the network using an electrical outlet

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5

Spyware

During a routine inspection, a technician discovered that software that was installed on a computer was secretly collecting data about websites that were visited by users of the computer. Which type of threat is affecting this computer?

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6

Extranet

Which term refers to a network that provides secure access to the corporate offices by suppliers, customers and collaborators?

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7

Bring you own device (BYOD)

A large corporation has modified its network to allow users to access network resources from their personal laptops and smart phones. Which networking trend does this describe?

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8

ISP

It is an organization that enables individuals and businesses to connect to the Internet.

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9

Scalability

Expand the network without degrading the service for existing users.

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10

Video Conferencing

What type of network traffic requires QoS?

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11

show ip interface brief

What command is used to verify the condition of the switch interfaces, including the status of the interfaces and a configured IP address?

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12

(config)# service password-encryption

What command will prevent all unencrypted passwords from displaying in plain text in a configuration file?

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13

Response Timeout

Which method allows a computer to react accordingly when it requests data from a server and the server takes too long to respond?

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14

BYOD (bring your own device)

What term describes the ability to use personal devices across a business or campus network?

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15

Logical topology diagram

illustrate devices, ports, and the addressing scheme of the network

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16

Data interception and theft

This attack captures private information from an organization's network.

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17

Fault Tolerance

Provide redundant links and devices

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18

Security

Protect the network from unauthorized access.

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19

An Intranet

An employee at a branch office is creating a quote for a customer. In order to do this, the employee needs to access confidential pricing information from internal servers at the Head Office. What type of network would the employee access?

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20

A device connects to an existing home LAN using an adapter and an existing electrical outlet.

Which statement describes the use of powerline networking technology?

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21

Security

A networking technician is working on the wireless network at a medical clinic. The technician accidentally sets up the wireless network so that patients can see the medical records data of other patients. Which of the four network characteristics has been violated in this situation?

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22

DSL

High bandwidth connection that runs over telephone line

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23

Dialup telephone

Typically has very low bandwidth

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24

Satellite

Not suited for heavily wooded areas.

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25

Cable

Uses coaxial cable as a medium

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26

DSL (Digital Subscriber Line)

A modem technology that uses existing telephone lines to transport high-bandwidth data, such as multimedia and video, to service subscribers.

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27

1) the distance the selected medium can successfully carry a signal.

2) the environment where the selected medium is to be installed.

What two criteria are used to help select a network medium from various network media?

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28

1) Implementing firewall

2) Installing antivirus software

A user is implementing security on a small office network. Which two actions would provide the minimum security requirements for this network?

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29

VTY interface, console interface, privileged EXEC mode

Passwords can be used to restrict access to all or parts of the Cisco IOS. Select the modes and interfaces that can be protected with passwords.

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30

The switch virtual interface

Which interface allows remote management of a Layer 2 switch?

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31

It completes the remainder of a partially typed word in a command.

What function does pressing the Tab key have when entering a command in IOS?

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32

Issue the reload command without saving the running configuration.

While trying to solve a network issue, a technician made multiple changes to the current router configuration file. The changes did not solve the problem and were not saved. What action can the technician take to discard the changes and work with the file in NVRAM?

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33

To interrupt the ping

process

An administrator uses the Ctrl-Shift-6 key combination on a switch after issuing the ping command. What is the purpose of using these keystrokes?

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34

SVI (Switch Virtual Interfaces)

A technician configures a switch with these commands:

SwitchA(config)# interface vlan 1

SwitchA(config-if)# ip address 192.168.1.1 255.255.255.0

SwitchA(config-if)# no shutdown

What is the technician configuring?

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35

Exit

Which command or key combination allows a user to return to the previous level in the command hierarchy?

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36

1) The configuration that is actively running on the device is stored in RAM.

2) The contents of RAM are lost during a power cycle.

What are two characteristics of RAM on a Cisco device?

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37

1) RM-3-Switch-2A4

2) SwBranch799

Which two host names follow the guidelines for naming conventions on Cisco IOS devices?

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38

SSH provides security to remote sessions by encrypting messages and using user authentication. Telnet is considered insecure and sends messages in plaintext.

How is SSH different from Telnet?

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39

Privilege EXEC Mode - Second Mode

Line Configuration Mode - Final Mode

Global Configuration Mode - Third Mode

User EXEC Mode - First Mode

An administrator is configuring a switch console port with a password. In what order will the administrator travel through the IOS modes of operation in order to reach the mode in which the configuration commands will be entered?

Privilege EXEC Mode - What mode?

Line Configuration Mode - What mode?

Global Configuration Mode - What mode?

User EXEC Mode - What mode?

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40

1) It is not associated with any physical interface on a switch.

2) It provides a means to remotely manage a switch.

3) It is associated with VLAN1 by default.

What are three characteristics of an SVI?

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41

privilege EXEC mode

1) Access by entering the enable command.

2) Identified by a prompt ending with the # character.

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user EXEC mode

1) Limited number of basic monitoring commands.

2) the first entrance into the CLI of an IOS device.

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43

global configuration mode

1) Changes made affect the operation of the device as a whole.

2) Accessed by entering the configure terminal command.

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44

Tab

Completes abbreviated commands and parameters.

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45

Space bar

Display the next screen.

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46

Up Arrow

Scrolled backwards through previously entered commands.

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47

?

Provides context-sensitive help.

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48

Ctrl-Shift-6

Aborts command such as trace and ping.

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49

a keyword

In the show running-config command, which part of the syntax is represented by running-config ?

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50

The new configuration will be loaded if the switch is restarted.

After making configuration changes on a Cisco switch, a network administrator issues a copy running-config startup-config command. What is the result of issuing this command?

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51

This command prevents someone from viewing the running configuration passwords.

A network administrator enters the service password-encryption command into the configuration mode of a router. What does this command accomplish?

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52

flow control

What method can be used by two computers to ensure that packets are not dropped because too much data is being sent too quickly?

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53

Segments are sent from the transport layer to the internet layer.

Which statement accurately describes a TCP/IP encapsulation process when a PC is sending data to the network?

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54

DHCP

DNS

FTP

What three application layer protocols are part of the TCP/IP protocol suite?

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55

ISOC (Internet Society)

This organization promotes the open development, evolution, and use of the internet throughout the world.

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56

ISO (International Organization for Standardization)

This organization is the largest developer of international standards in the world for a wide variety of products and services. It is known for Open Systems Interconnection (OSI) reference model.

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57

IANA (Internet Assigned Numbers Authority)

This organization is responsible for overseeing and managing IP address allocation, domain name management, and protocol identifiers.

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58

Segment

Which name is assigned to the transport layer PDU?

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59

Subnet mask

When IPv4 addressing is manually configured on a web server, which property of the IPv4 configuration identifies the network and host portion for an IPv4 address?

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60

Encapsulation

What process involves placing one PDU inside of another PDU?

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61

First - The telnet-formatted data is provided to the next layer.

Second - The TCP header is added.

Third - The IP header is added.

Fourth - The Ethernet header is added.

For the TCP/IP protocol suite, what is the correct order of events when a Telnet message is being prepared to be sent over the network?

The TCP header is added.

The IP header is added.

Fourth - The Ethernet header is added.

The telnet-formatted data is provided to the next layer.

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62

Frame

Which PDU format is used when bits are received from the network medium by the NIC of a host?

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63

Ethernet, IP, TCP, HTTP

A web client is receiving a response for a web page from a web server. From the perspective of the client, what is the correct order of the protocol stack that is used to decode the received transmission?

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64

Data link, physical

Which two OSI model layers have the same functionality as a single layer of the TCP/IP model?

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65

Network layer

At which layer of the OSI model would a logical address be added during encapsulation?

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66

They are sent to a select group of hosts.

What is a characteristic of multicast messages?

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67

Network Protocol

They define how messages are exchanged between the source and the destination.

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68

A client host and a server running different operating systems can successfully exchange data.

What is an advantage of network devices using open standard protocols?

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69

A router

Which device performs the function of determining the path that messages should take through internetworks?

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70

to enable the switch to be managed remotely

Why would a Layer 2 switch need an IP address?

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71

Extranet

What term describes a network owned by one organization that provides safe and secure access to individuals who work for a different organization?

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72

Cloud

What term describes storing personal files on servers over the internet to provide access anywhere, anytime, and on any device?

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73

Peer-to-peer

What term describes a network where one computer can be both client and server?

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74

Client/server

What term describes a computing model where server software runs on dedicated computers?

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75

Web browser like chrome or firefox.

What is an example of client software?

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76

Powerline networking

What term describes a technology that allows devices to connect to the LAN using an electrical outlet?

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77

Quality of Service (QoS)

What term describes a policy that allows network devices to manage the flow of data to give priority to voice and video?

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78

Intranet

What term describes a private collection of LANs and WANs that belongs to an organization?

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79

Network Layer

At which OSI layer is a source IP address added to a PDU during the encapsulation process?

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80

Transport layer

At which OSI layer is a destination port number added to a PDU during the encapsulation process?

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81

Application layer

At which OSI layer is data added to a PDU during the encapsulation process?

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82

Host

Which of the following is the name for all computers connected to a network that participate directly in network communication?

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83

Data link layer

At which OSI layer is a source MAC address added to a PDU during the encapsulation process?

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84

Transport layer

At which OSI layer is a source port number added to a PDU during the encapsulation process?

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85

Fire optic cable

When data is encoded as pulses of light, which media is being used to transmit the data?

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86

Host

It can be called end devices and also called clients.

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87

End devices

either the source or destination of a message transmitted over the network.

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88

Wireless Router, LAN switch, router, Multilayer switch, firewall appliance

What are the common intermediary devices?

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89

1) Metal wires within cables (copper)

2) Glass or plastic fibers within cables (fiber-optic cable)

3) Wireless transmission

Modern networks primarily use three types of media to interconnect devices, what are those?

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90

Metal wires within cables (copper)

Data is encoded into electrical impulses.

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Glass or plastic fibers within cables (fiber-optic cable)

Data is encoded into pulses of light.

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Wireless transmission

Data is encoded via modulation of specific frequencies of electromagnetic waves.

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93

Desktop Computer, IP phone, laptop, wireless tablet, printer, telepresence endpoint.

What are the common end devices?

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94

Network Interface Card (NIC)

It physically connects the end device to the network.

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95

Physical Port

A connector or outlet on a networking device where the media connects to an end device or another networking device.

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96

Interface

Specialized ports on a networking device that connect to individual networks. Because routers connect networks, the ports on a router are referred to as network interfaces.

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97

Topology diagrams

mandatory documentation for anyone working with a network

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98

Physical topology diagrams

illustrate the physical location of intermediary devices and cable installation

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99

LAN's

network infrastructure that spans a small geographical area.

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WAN's

network infrastructure that spans a wide geographical area.

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