CompTIA Cloud+ Practice Test

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Which method can be used to identify the operating system version installed on a virtual machine?

WMI
SMTP
SMS
IMAP

The correct answer is: WMI

WMI, or Windows Management Instrumentation, is the correct method for identifying the operating system version installed on a virtual machine. WMI is a set of specifications from Microsoft for consolidating the management of operating system components, system hardware, applications, and network settings. It allows administrators to query information about the system, including details like the operating system version, configuration, and other vital statistics. Using WMI, you can run commands that retrieve specific properties of the operating system, such as its version number and build. This functionality is particularly useful for managing and monitoring virtual machines, as it allows for efficient and automated retrieval of system information without needing to manually access each machine's desktop or console. The other mentioned methods—SMTP, SMS, and IMAP—serve completely different purposes. SMTP (Simple Mail Transfer Protocol) is used for email transmission; SMS (Short Message Service) deals with text messaging; and IMAP (Internet Message Access Protocol) is utilized for retrieving emails. None of these methods are appropriate or capable of providing operating system information on a virtual machine.