Dez has been reading about encryption recently. She begins to wonder how anything can be secure if everyone is using the same set of algorithms. After all, anyone using the same algorithm would be able to decrypt anything that had been encrypted using that algorithm. Which of the following helps make the data unusable by anyone else using that same encryption scheme without having this information?

Anna is trying to determine how to organize the virtual machines at the university where she works. There are 30 VMs that are all located at the main campus that must run high-speed applications. Which placement group should she choose for these VMs?

Finn needs to create multiple virtual networks using a /28 mask. How many devices can he put on each subnet?

Bryan is examining the log files and notices a constant stream of traffic initializing sessions to an FTP server coming from a single IP address. Which of the following is most likely occurring?

Jana is trying to optimize the cloud infrastructure of her organization for availability. She wants to ensure that the virtual machines that normally use a certain amount of memory can use more physical memory up to a predefined level in cases of heavy workloads. Which of the following features should she look at configuring?

Joy has received several complaints that none of the users can access the company’s resources that are hosted on a cloud service provider. The company has a piece of hardware installed that provides a VPN tunnel to the CSP. Upon entering the data center, she sees that all the lights are off on the device. She unplugs it and plugs it back in and does not see any changes. Which of the following has most likely occurred?

LeRoy has decided that the servers in one of the VPCs that he manages should only be reachable by IP address and they should not be able to perform any domain name lookups from the Internet. Which of the following ports should he disable on the firewall for that VPC?

Raven has been asked to configure the web server with a specific public class B IP address. Which of the following is a possible address she was given?

Fictional Corp wants to start migrating a bunch of internal applications to a CSP. However, they are in a rural area, and their only connection option is a T1. However, they know that the move would save them money in electrical expenses and reduce the maintenance burden of monitoring and controlling the various firewalls and other related equipment. Which of the following will likely be the biggest hurdle for them?

Kareem has set up a new web server on the company’s private cloud. He has installed the security certificate necessary so that the application can be accessed by HTTPS. He isn’t overly familiar with how these certificates work, so he decides to read up on the details. He learns that there is a pair of keys used to encrypt and decrypt the initial communications. Which of the following is the key that does not get sent to the browser?