Metadata is described as which of the following?

A cloud administrator works for an online gaming company that is hosting its multiplayer servers in a public IaaS cloud. The following metrics are reported during a controlled beta test:
RAM usage 80%
Bandwidth usage 50%
Average ping 800ms
The beta test shows poor performance for gamers. Which of the following should the cloud administrator implement FIRST to improve the gamers' experience?

A university is running a DNA decoding project that will take seven years if it runs on its current internal mainframe. The university negotiated a deal with a large cloud provider, which will donate its cloud resource to process the DNA decoding during the low peak time throughout the world. Which of the following is the MOST important resource the university should ask the cloud provider to donate?

As part of a nightly testing process, new version of an application is deployed to the set of web servers in the development environment.
Which of the following is the BEST way to ensure the test environment is consistent with the previous night's test?

A cloud administrator is deploying a memory-intensive, three-tier web application with a database back end to one server in an IaaS cloud platform. The minimum application memory requirements are as follows:
RAM for Web Service Role: 1024MB
RAM for Application Service Role: 2048MB
RAM for Database Service Role: 4192MB
Configuration requirements state that web content should be separated from the operating system on another drive. Given this scenario, which of the following is the minimum amount of RAM required in GB and what is the most optimal logical volume design to BEST meet these requirements? (Choose two.)