A SaaS customer reports that no one can access the application portal. After some troubleshooting, the cloud administrator finds a problem and provides a remedy by restarting the cluster. After documenting the solution, the support case is closed. Multiple tenants lose access to their hosts the following day.
Which of the following troubleshooting steps did the administrator miss?

A company is testing a new software product that is intended for auto discovery of assets within a cloud environment. The testing department wants to ensure that initial testing does not allow the product to leave the boundary of the test environment. Which of the following should the network administrator implement in the department test environment?

A company has purchased two new servers to host several virtualized database servers. Each server has two 3GHz quad-core processors each, 64GB RAM each, 200GB DAS, and two 10GbE NICs each. Which of the following is the MOST likely bottleneck for these systems?

Which of the following utilities would BEST help diagnose NAS mount points?

A private cloud is using the iSCSI protocol for connection from storage to hypervisors. This connection is not encrypted currently, and the systems administrator is tasked with enabling on-the-fly encryption.
Which of the following technologies should the administrator use?