Question: At the command prompt, type head / etc / services and press Enter. How many lines are displayed, and why? 6 At the command prompt,

At the command prompt, type head /etc/services and press Enter. How many lines are displayed, and why?
6
At the command prompt, type head -5/etc/services and press Enter. How many lines are displayed and why? Next, type head -3/etc/services and press Enter. How many lines are displayed and why?
7
At the command prompt, type tail /etc/services and press Enter. What is displayed on the screen? How many lines are displayed and why?
8
At the command prompt, type tail -5/etc/services and press Enter. How many lines are displayed and why? Type the cat n /etc/services command at a command prompt and press Enter to justify your answer.
9
At the command prompt, type file /bin/nice and press Enter. What type of file is it? Should you use a text tool command on this file?

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