The head command writes the how many lines of a file to screen?
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How do you insert comments in the command line prompt?
How can we increase disk read performance in single command?
difference between nfs soft and hard mouniting points?
what is the last file executed during the boot process?
What is whois command in linux?
In /boot/grub/grub.conf file there is a line kernel /vmlinuz-version ro root=/dev/sda2, What is the meaning of "/" before vmlinuz? Pls explain?
Which command is used to terminate a process?
you wish to create a link to the /data directory in bob's home directory so you issue the command ln /data /home/bob/datalink but the command fails. What options hould you use in this command line to be successful.
How do you run command every time a file is modified?
How to hide the partition in GRUB booting? (This technique is required when you have more that one Windows system on different partitions of the same disk, let us say the first and second partitions of the first hard drive, to boot from the first partition you must hide the second one)
I have my default runlevel is init5 now i have configured to init 3,now i wanna run my system in init3 process without reboot the system .How will you do for this scenario?
What would be the result of issuing the command cat phonenos?