What is c++ makefile?
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Explain any one service which are working on udp only?
How do you find out the server processes running?
A file which is not deleted by normal user and also root (using rm), for that type of file how we delete it?
What is tty in linux process?
1.I want to change runlevel but the Users shall not be disturbed?how? 2.Disk have 5gb disk utilization even though files unable to create, why? 3.what are the internal and external command in linux? 4.sar command o/p? 5.how list the open files? 6.what is kernel compiling? 7.How do u See complete configuration in ur system? 8.how will u make a daily updates with cron daily? 9.which port is associated with ttys0? 10.specific some problems linux admin(if u are linux admin)faced and how did u overcome it?
10 Answers IBM, TCS,
Why we use pwd command in linux?
Explain about the command elm?
What is the difference between diff and cmp command in unix?
What is makefile in unix?
What command can you use to make a tape archive file of a /home directory and send it to the /dev/tape device?
Explain about system and user utilities?
i am prepairing for 2+ yrs exp in oracle/unix production support, which topics should i cover in unix/linux and sql plz help