What is unix portability?
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Difference between the fork() and vfork() system call?
What is a regular file in unix?
Suppose you have a scheduling chain where the process 1 is a predecessor of the process 2 and both of them are scheduled every Monday at 8.00pm. Will I find execution log of process 1 every Tuesday morning? And what about the other one? Why?
What is unix environment?
For which kind of fault the page is checked first?
Explain the different types of pathnames that are used in unix.
How to get the last word from a line in Unix file?
1)what is grep|sort give example? 2)what are the test commands
How to check the date in unix?
What is difference between unix and windows operating system?
What does a pipe(|) do?
What is necessary before running a shell script from the terminal?