Network Design and Security Quiz

Which design feature will limit the size of a failure domain in an enterprise network?

• the purchase of enterprise equipment that is designed for large traffic volume

• the installation of redundant power supplies

• the use of a collapsed core design

• the use of the building switch block approach

Which two things should a network administrator modify on a router to perform password recovery? (Choose two.)

• the system image file

• the NVRAM file system

• the configuration register value

• the startup configuration file

• system ROM

What type of network uses one common infrastructure to carry voice, data, and video signals?

• borderless

• converged

• managed

• switched

What are three advantages of using private IP addresses and NAT? (Choose three.)

• permits LAN expansion without additional public IP addresses

• hides private LAN addressing from outside devices that are connected to the Internet

• reduces CPU usage on customer routers

• conserves registered public IP addresses

• creates multiple public IP addresses

Which two scenarios are examples of remote access VPNs? (Choose two.)

• All users at a large branch office can access company resources through a single VPN connection.

• A small branch office with three employees has a Cisco ASA that is used to create a VPN connection to the HQ.

• A toy manufacturer has a permanent VPN connection to one of its parts suppliers.

• A mobile sales agent is connecting to the company network via the Internet connection at a hotel.

• An employee who is working from home uses VPN client software on a laptop in order to connect to the company network.

What are three benefits of cloud computing? (Choose three.)

• It enables access to organizational data anywhere and at any time.

• It eliminates or reduces the need for onsite IT equipment, maintenance, and management.

• It utilizes end-user clients to do a substantial amount of data preprocessing and storage.

• It uses open-source software for distributed processing of large datasets.

• It streamlines the IT operations of an organization by subscribing only to needed services.

What is a characteristic of a single-area OSPF network?

• All routers share a common forwarding database.

• All routers have the same neighbor table.

• All routers are in the backbone area.

• All routers have the same routing table.

What is a WAN?

• a network infrastructure that spans a limited physical area such as a city

• a network infrastructure that provides access to other networks over a large geographic area

• a network infrastructure that provides access in a small geographic area

• a network infrastructure designed to provide data storage, retrieval, and replication

A network administrator has been tasked with creating a disaster recovery plan. As part of this plan, the administrator is looking for a backup site for all of the data on the company servers. What service or technology would support this requirement?

• data center

• virtualization

• dedicated servers

• software defined networking

Which type of OSPF packet is used by a router to discover neighbor routers and establish neighbor adjacency?

• link-state update

• hello

• database description

• link-state request