Networking 2

Question 1

The user interface that allows users to request specific tasks from the computer. These requests can be made
either through the CLI or GUI interfaces.

Answer 1

shell

Question 2

communicates between hardware and software of a computer and manages how hardware resources are used to meet software requirements

Answer 2

kernel

Question 3

physical part of the computer

Answer 3

hardware

Question 4

physical management port that provides out-of-band access to a Cisco device. Out-of-band access refers to access via a dedicated management channel that is used for device maintenance purposes only.

Answer 4

Console

Question 5

an in-band and recommended method for remotely establishing a secure CLI connection, through a virtual interface, over a network

Answer 5

Secure Shell (SSH)

Question 6

insecure, in-band method of remotely establishing a CLI session, through a virtual interface, over a network.

Answer 6

Telnet

Question 7

It allows only a limited number of basic monitoring commands but does not allow the execution of any commands that might change the configuration of the device. The user EXEC mode is identified by the CLI prompt that ends with the > symbol.

Answer 7

User EXEC Mode

Question 8

• To execute configuration commands, a network administrator must access privileged EXEC mode. Higher configuration modes, like global configuration mode, can only be reached from privileged EXEC mode. The privileged EXEC mode can be identified by the prompt ending with the # symbol.
• Mode allows access to all commands and features.

Answer 8

Privileged EXEC Mode

Question 9

Used to configure console, SSH, Telnet, or AUX access.

Answer 9

Line Configuration Mode

Question 10

Interface Configuration Mode

Answer 10

Used to configure a switch port or router network interface.

Question 11

This is a specific parameter defined in the operating system

Answer 11

Keyword

Question 12

This is not predefined; it is a value or variable defined by the user (

Answer 12

argument

Question 13

When in any configuration mode, ends the configuration mode and returns to privileged EXEC mode. When in setup mode, aborts back to the command prompt

Answer 13

ctrl c

Question 14

When in any configuration mode, ends the configuration mode and returns to privileged EXEC mode.

Answer 14

ctrl z

Question 15

ll-purpose break sequence used to abort DNS lookups, traceroutes, pings, etc.

Answer 15

ctrl shift 6

Question 16

This is the saved configuration file that is stored in NVRAM. It contains all the commands that will be used by the device upon startup or reboot. Flash does not lose its contents when the device is powered off.

Answer 16

startup-config

Question 17

This is stored in Random Access Memory (RAM). It reflects the current configuration. Modifying a running configuration affects the operation of a Cisco device immediately. RAM is volatile memory. It loses all of its content when the device is powered off or restarted.

Answer 17

running-config

Question 18

These are some of the differences between various types of media

Answer 18

• Distance the media can successfully carry a signal
• Environment in which the media is to be installed
• Amount of data and the speed at which it must be transmitted
• Cost of the media and installation

Question 19

The structure of an IPv4 address

Answer 19

dotted decimal notation and is represented by four decimal numbers between 0 and 255. IPv4 addresses are assigned to individual devices connected to a network.

Question 20

It is possible to display the IP configuration settings on a Windows PC

Answer 20

ipconfig

Question 21

command can be used to test connectivity to another device on the network or a website on the internet

Answer 21

ping

Question 22

provides dynamic and automatic IP address assignment to hosts.

Answer 22

DHCP