31. Which command is used for displaying date in the format dd/mm/yyyy ?
32. Which of the following system call is used for opening or creating a file?
33. Which of the following characters specify the user and group category?
34. How many data structures does the kernel maintain in memory that contain information about an open file?
35. UNIX imposes no rule for framing filename extensions.
36. Which of the following is not a part of job control facilities?
37. What does the -S option do in ls command?
38. To reverse any setting updated by set command we can use . . . . . . . . symbol.
39. Which of the following meta-character is used in command substitution?
40. . . . . . . . . and . . . . . . . . commands works in a reverse manner as f and t.
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