41. Which option is used with ls to display attributes of the directory ?
42. A file contains 1026 bytes. How many bytes of disk space will it consume if size of a disk block is 1024 bytes?
43. A file named abd.txt has the following set of permissions
-rwxrwxrwx
All the three operations i.e read, write and execute can be performed on the file by file owner, group owner and others.
-rwxrwxrwx44. Using 'b' command we can . . . . . . . .
45. Every time shift command is used, the leftmost variable is lost.
46. The set of routines needed to operate a specific device is known as . . . . . . . .
47. perror also uses error number to print the error messages.
48. Which command is used for printing a file?
49. Which command is used by the shell for manipulating positional parameters?
50. tar command uses . . . . . . . . option for backing up files.
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