ITNW 1325 Quiz 7

Amazon and Rackspace both utilize what virtualization software below to create their cloud environments?

Citrix Xen

Which of the following virtualization products is an example of a bare-metal hypervisor?

Citrix XenServer

What special enterprise VPN supported by Cisco devices creates VPN tunnels between branch locations as needed rather than requiring constant, static tunnels?

Dynamic Multipoint VPN

The PPP headers and trailers used to create a PPP frame that encapsulates Network layer packets vary between 8 and 10 bytes in size due to what field?

FCS

Which statement regarding the IKEv2 tunneling protocol is accurate?

IKEv2 offers fast throughput and good stability when moving between wireless hotspots.

Which type of cloud service model involves hardware services that are provided virtually, including network infrastructure devices such as virtual servers?

IaaS

When using public and private keys to connect to an SSH server from a Linux device, where must your public key be placed before you can connect?

In an authorization file on the host where the SSH server is

By default, what network connection type is selected when creating a VM in VMware, VirtualBox, or KVM?

NAT mode

At what layer of the OSI model does the IPsec encryption protocol operate?

Network layer

What open-source VPN protocol utilizes OpenSSL for encryption and has the ability to possibly cross firewalls where IPsec might be blocked?

OpenVPN

Which statement regarding the use of a bridged mode vNIC is accurate?

The vNIC will its own IP address on the physical LAN

Regarding VNC (Virtual Network Computing or Virtual Network Connection), what statement is accurate?

VNC is open source, allowing companies to develop their own software based on VNC.

Which of the following is NOT a task that a VPN concentrator is responsible for?

VPN concentrator shuts down established connections when malicious traffic occurs

What is NOT a potential disadvantage of utilizing virtualization?

Virtualization software increases the complexity of backups, making creation of usable backups difficult.

When is it appropriate to utilize the NAT network connection type?

Whenever the VM does not need to be access at a known address by other network nodes.

What term is used to describe a space that is rented at a data center facility by a service provider?

point of presence (PoP)

In order to generate a public and private key for use with SSH, what command line utility should you use?

ssh-keygen

What type of scenario would be best served by using a Platform as a Service (PaaS) cloud model?

A group of developers needs access to multiple operating systems and the runtime libraries that the OS provides.

Which file transfer protocol has no authentication or security for transferring files, uses UDP, and requires very little memory to use?

Trivial FTP (TFTP)

When using a site-to-site VPN, what type of device sits at the edge of the LAN and establishes the connection between sites?

VPN gateway