What is umask 000?
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What is cpu core in linux?
What does umask 022 mean?
What are the basic commands for user management?
Explain about kernel file in linux?
What is the command to check cpu speed in linux?
ls -l ls -t ls -r ls -a ls -ltr ls -u grep error file.txt grep -v error file.txt perl prg.pl | ./file.txt tee chmod +x chmod -x chmod =x ps bg date +%y%m%d ?
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What can you tell about the tar command?
What is a make target?
State and explain about features of UNIX?
How does grep work in linux?