module 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 the hardware and software of a computer and manages how hardware resources are used to meet software requirements.

Answer 2

Kernel

Question 3

The physical part of a computer including underlying electronics.

Answer 3

Hardware

Question 4

allows the user to interact with the system using an environment of graphical icons, menus, and windows

Answer 4

GUI

Question 5

enables a user to do the following:
Use a mouse to make selections and run programs
Enter text and text-based commands

Answer 5

PC operating system

Question 6

enables a network technician to do the following:
Use a keyboard to run CLI-based network programs
Use a keyboard to enter text and text-based commands
View output on a monitor

Answer 6

CLI-based network operating system

Question 7

A physical management port used to access a device in order to provide maintenance, such as performing the initial configurations

Answer 7

Console

Question 8

Establishes a secure remote CLI connection to a device, through a virtual interface, over a network. (Note: This is the recommended method for remotely connecting to a device.)

Answer 8

Secure Shell (SSH)

Question 9

Establishes an insecure remote CLI connection to a device over the network. (Note: User authentication, passwords and commands are sent over the network in plaintext.)

Answer 9

Telnet

Question 10

are used to connect to a network device by either a console port or by an SSH/Telnet connection.

Answer 10

Terminal emulation programs

Question 11

Allows access to only a limited number of basic monitoring commands

Identified by the CLI prompt that ends with the > symbol

Answer 11

User EXEC Mode

Question 12

Allows access to all commands and features

Identified by the CLI prompt that ends with the # symbol

Answer 12

Privileged EXEC Mode

Question 13

Used to access configuration options on the device

○ Identified by a prompt that
ends with (config)# after
the device name

Answer 13

Global Configuration Mode

Question 14

Used to configure console, SSH, Telnet or AUX access

The default prompt is device
name (config-line)#

Answer 14

Line Configuration Mode

Question 15

Used to configure a switch port or router interface

The default prompt is device
name (config-if)#

Answer 15

Interface Configuration Mode

Question 16

To move from user EXEC mode to privilege EXEC mode, use the enabled command

Answer 16

Privileged EXEC Mode

Question 17

To move in and out of global configuration mode, use the configure terminal command. To return to privilege EXEC mode, use the exit command

Answer 17

Global Configuration Mode

Question 18

To move in and out of line configuration mode, use the line command followed by the management line type. To return to global configuration mode, use the exit command.

Answer 18

Line Configuration Mode

Question 19

To move out of any subconfiguration mode to get back to global configuration mode, use the exit command. To return to privilege EXEC mode, use the end command or key combination Ctrl +Z.

Answer 19

Subconfiguration Modes

Question 20

This is a specific parameter defined in the operating system (in the figure,ip protocols).

Answer 20

Keyword

Question 21

This is not predefined; it is a value or variable defined by the user (in the figure,192.168.10.5).

Answer 21

Argument

Question 22

provides the pattern, or format, that must be used when entering a command.

Answer 22

command syntax

Question 23

The command is___and the user-defined argument is theip-addressof the destination device. For example,ping 10.10.10.5.

Answer 23

ping

Question 24

The command is___and the user-defined argument is theip-addressof the destination device. For example,traceroute 192.168.254.254.

Answer 24

traceroute

Question 25

enables you to quickly find answers to these questions: ○ Which commands are available in each command mode? ○ Which commands start with specific characters or group of characters? ○ Which arguments and keywords are available to particular commands?

Answer 25

Context-sensitive help

Question 26

verifies that a valid command was entered by the user

Answer 26

Command syntax check

Question 27

Completes a partial command name entry

Answer 27

Tab

Question 28

Erases the character to the left of the cursor

Answer 28

Backspace

Question 29

Moves the cursor one character to the left

Answer 29

Left Arrow or Ctrl+B

Question 30

Moves the cursor one character to the right

Answer 30

Right Arrow or Ctrl+F

Question 31

Recalls the commands in the history buffer, beginning with the most recent commands

Answer 31

Up Arrow or Ctrl+P

Question 32

Displays the next line

Answer 32

Enter Key

Question 33

Displays the next screen

Answer 33

Space Bar

Question 34

Ends the display string, returning to privileged EXEC Mode

Answer 34

Any other key

Question 35

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 35

startup-config

Question 36

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 36

running-config

Question 37

is the primary means of enabling devices to locate one another and establish end-to-end communication on the internet.

Answer 37

IP addresses

Question 38

The structure of an IPv4 address is called ___ and is represented by four decimal numbers between 0 and 255.

Answer 38

dotted decimal notation

Question 39

are 128 bits in length and written as a string of hexadecimal values.

Answer 39

IPv6 addresses