31. By default, kill uses the SIGTERM signal (15) to terminate the process.
32. Which library function uses kill to send any signal to the current process?
33. nohup command doesn't send the standard output of a command to any file.
34. For returning back to the original file after switching we can use:
35. Hard linked files are provided with the same inode number as the original one.
36. Which command appends text at the end of the current line?
37. . . . . . . . . exec is responsible for executing programs on a UNIX system.
38. sar is a command line tool for collecting, viewing and recording performance data.
39. -t option sorts the files according to . . . . . . . .
40. In which language UNIX is written?
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