Modules 1-3 Flashcards
Which term refers to a network that provides secure access to the corporate offices by suppliers, customers and collaborators?
Extranet
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 is an ISP?
It is an organization that enables individuals and businesses to connect to the Internet.
The ability of a system (computer, network, cloud cluster, etc.) to continue operating without interruption when one or more of its components fail.
Fault Tolerance
Redundant Links and devices are provided with the goal of…
Fault Tolerance.
Ability to expand a network without degrading the service of existing users.
Scalability
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
Term used to refer to a private connection of LANs and WANs that belongs to an organization.
Intranet
A device connects to an existing home LAN using an adapter and an existing electrical outlet describes the use of _____________.
Powerline Networking Technology.
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
The Four Basic Networking Characteristics.
Fault Tolerance.
Scalability.
Quality of Service (QoS.)
Security.
Connectivity type that is not suited for heavily wooded areas.
Satellite.
Connectivity type that uses coaxial cables as a medium.
Cable.
Connectivity type that typically has a very low bandwidth.
Dialup telephone.
High bandwidth connection that runs over a telephone line.
DSL.
Criteria for choosing a network medium.
Distance.
Environment.
Speed and Data at which it should be transmitted.
Video Conferencing requires what type of network traffic?
Quality of Service (QoS)
A user is implementing security on a small office network. What are two actions that would provide the minimum security requirements for this network?
Implementing a firewall.
Installing antivirus software.
Passwords can be used to restrict access to all or parts of the Cisco IOS. What are the three main modes and interfaces that can be protected with passwords.
Console Interface.
VTY Interface.
Priviliged EXEC Mode.
Which interface allows remote management of a Layer 2 switch?
The switch virtual interface.
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.
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.
Which command or key combination allows a user to return to the previous level in the command hierarchy?
exit.
What are the following characteristics of on a Cisco device.
The configuration that is actively running on the device is stored in RAM.
The contents of RAM are lost during a power cycle.
RAM.
The running configuration is stored in….
RAM
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.
What interface is SVI associated with by default?
VLAN 1
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
The_______specifies what should be displayed as the output of the show command.
keyword
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 command will prevent all unencrypted passwords from displaying in plain text in a configuration file?
(config)# service password-encryption