Open the command prompt window and give the command “ping –n 5 www.freebsd.org”. Answer the following questions.  What is the effect of the argument –n 5 on the ping program?  What is the average value of the RTT you have obtained? Explain how was it calculated?  What is the meaning of the acronym TTL and why is it used? (Search the Internet to find out.) What is the value of TTL you have obtained?

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Linux

An operating system (OS) is the software which manages hardware and resources, like CPU, storage and memory. The OS bridges the applications and hardware and makes the connections between all of your software and the hardware resources.