What is umask? What is GID and UID? What is chmod and which permission levels i know? What is stickly bit? What is crontab? What is hypervisor? What is LPAR? What is VIOS? What is passwordless login? If users experienced in slow access to network application, what should you do?
what will u do if ram out of memory error occur
What's the first packet sent to establish a TCP/IP connection?
Describe the password file?
They asked a desert island question
Bash script on disk usage
Some of the MySQL tasks were a bit rusty for me.
What does customer support mean to you? Customers email takes a few hours from sender to recipient, what would you do to trouble shoot the problem.
They are asking about my experience.
Filesystem differences. Linux distros. Different commands and outputs.
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