After deploying new VMs, the systems administrator notices it is not possible to connect to them using network credentials; however, local accounts work. After logging in, the administrator notices the NTP servers are not set. Which of the following is MOST likely causing this issue?

A new version of an e-commerce application was deployed using a standard template configuration of 4 vCPU and 8GB of RAM. The administrator has configured the application to automatically add 4 GB of RAM after 80% utilization of continuous use over a period of time.
Which of the following testing techniques should be used to test this scenario?

A company purchased a SaaS CRM application. The signed SLA meets year-round performance requirements. Three months after deployment, customers start reporting a slow application response time. System availability, connectivity, and proper functionality still meet the SLA.
Which of the following is MOST likely the reason for the poor response time?

A cloud engineer notices on a dashboard that the host is close to reaching maximum capacity for the CPU and memory in the cloud environment, which could cause performance issues. The cloud environment has 100 servers, with 25% of the servers consuming their compute only during peak business hours, 25% consuming half of the allocated resources, and the remaining 50% using the compute during off hours. Which of the following should the engineer perform to optimize the efficiency of the compute usage in the cloud?

An administrator needs to monitor server applications in the company's data center. Which of the following tools would the administrator need to accomplish this objective?