Networking Chapters 1-3 Exam

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

(config)# service password-encryption

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

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

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?

an intranet

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?

SVI

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

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

What are two characteristics of RAM on a Cisco device? (Choose two.)

The configuration that is actively running on the device is stored in RAM. The contents of RAM are lost during a power cycle.

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

a keyword

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

flow control

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

frame

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

implementing a firewall installing antivirus software

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

response timeout

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?

security

Which name is assigned to the transport layer PDU?

segment

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

show IP interface brief

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?

subnet mask

Which statement describes the use of powerline networking technology?

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

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?

Issue the reload command without saving the running configuration.

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. (Choose three.)

VTY interface console interface privileged EXEC mode

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

internet

What two criteria are used to help select a network medium from various network media? (Choose two.)

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

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?

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

What type of network traffic requires QoS?

video conferencing

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?

Bring your own device

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

DHCP DNS FTP

What process involves placing one PDU inside of another PDU?

encapsulation

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?

to interrupt the ping process

What is an ISP

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

What are three characteristics of an SVI? (Choose three.)

It is not associated with any physical interface on a switch. It provides a means to remotely manage a switch. It is associated with VLAN1 by default.

Which two host names follow the guidelines for naming conventions on Cisco IOS devices? (Choose two.)

RM-3-Switch-2A4 SwBranch799

How is SSH different from Telnet?

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

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?

Spyware

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

This command prevents someone from viewing the running configuration passwords.

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

exit

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

extranet

Which interface allows remote management of a Layer 2 switch?

the switch virtual interface