A server room with many racks of servers is managed remotely with occasional on-site support. Which of the following would be the MOST cost-effective option to administer and troubleshoot network problems locally on the servers?
A server is reporting a hard drive S.M.A.R.T. error. When a technician checks on the drive, however, it appears that all drives in the server are functioning normally. Which of the following is the reason for this issue?
A developer is creating a web application that will contain five web nodes. The developer's main goal is to ensure the application is always available to the end users. Which of the following should the developer use when designing the web application?
Which of me following should be placed at the top of a Bash script to ensure it can be executed?