Expert answer:Need computer science homework help with Unix Ques
Answer & Explanation:Supporting
Activity: Terminating a Process
Write a 200-
to 300-word response that discusses the different reasons for terminating a
process and the commands used for this purpose.
Supporting Activity: Program Errors
Write a short
essay in which you discuss the different program errors that are likely to
occur and how they should be handled within scripts.
pos433r1_systems_administration_scripting_log.docx
pos433r1_systems_administration_scripting_log.docx
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Systems Administration Scripting Log
POS/433 Version 1
University of Phoenix Material
Systems Administration Scripting Log
To:
From:
Date:
As you complete each of the following steps, keep track of what occurs at each point, including
what you type, the output given, and any errors experienced. Submit this information in a log to
your instructor for this week’s assignment. Your log can use the sample format provided, or you
can create your own.
1. In the same folder as last week, create a new file titled week4prog1[name].scr.
2. Change the permissions on this new file to add the execute bit for user, group, and owner.
3. Run the following script:
a.
b.
c.
d.
e.
#!/bin/bash
count=1
echo “start of the program”
while [ $count -le 10 ]
do
1) echo “Loop #$count”
2) sleep 10
3) count=$[ count + 1 ]
f. done
g. echo “end of the program
4.
5.
6.
7.
8.
9.
Modify the program to add a trap for SIGINT and SIGTERM.
Save the script and then run the script in the background.
Use the jobs command to display a list of the jobs currently running.
Find the process id of the script and kill the job.
Check to see if you get the trap message.
Run the script again using the at command to schedule the job in the future. Wait for the job
to run to make sure it executes.
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