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LFCS · Question #4
LFCS Question #4: Real Exam Question with Answer & Explanation
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Submitted by parkjh· Apr 18, 2026Essential Commands
Question
How can the existing environment variable FOOBAR be suppressed for the execution of the script./myscript only?
Options
- Aunset -v FOOBAR;./myscript
- Bset -a FOOBAR="";./myscript
- Cenv -u FOOBAR./myscript
- Denv -i FOOBAR./myscript
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Topics
#Environment Variables#env command#Shell Execution#Process Environment