Problem1 explain the significance of this command ps -e wc, Ask an Expert

Engineering

Problem

1. Explain the significance of this command: ps -e | wc -l.

2. Explain the attributes of daemon processes using three examples. How do you display and identify them?

3. Which process will you look for in the ps output if you are not able to

(i) print,

(ii) send out mail,

(iii) log in using the secure shell?

4. Unlike the built-in commands pwd and echo, which also exist as separate disk files, why is there no file named cd on any UNIX system?

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Computer Engineering, Engineering

Category:- Computer Engineering
Reference No.:- M92704936

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