Category:Module 105.2

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Customize or write simple scripts

Weight 4
Description Candidates should be able to customize existing scripts, or write simple new BASH scripts.
Key Knowledge Areas
  • Use standard sh syntax (loops, tests).
  • Use command substitution.
  • Test return values for success or failure or other information provided by a command.
  • Perform conditional mailing to the superuser.
  • Correctly select the script interpreter through the shebang (#!) line.
  • Manage the location, ownership, execution and suid-rights of scripts.

The following is a partial list of the used files, terms and utilities:

for
while
test
if
read
seq

{{#set: 

 Shell keyword=for |
 Shell keyword=while |
 Shell keyword=if |
 Shell builtin=test |
 Shell builtin=read |
 Shell builtin=read |
 Command=seq |
 Command=test

}}

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