81. What is the PID of the first process that is set up when the system is booted?
82. The command @x=(1. .10) will assign first ten integer values to the array 'a'.
83. Which option is used with mv command so that the destination file does not get overwritten?
84. $ ls -R outputs all files and subdirectories in a recursive manner.
85. What does cat file01 file01 file01 display?
86. For pasting text, . . . . . . . . is used.
87. The default permissions for a regular file are . . . . . . . . and for directories are . . . . . . . .
88. When we log in as root user we are placed in . . . . . . . .
89. The following command will save the contents of the buffer and overwrites the contents of existing file.
:w! file003
:w! file00390. What will be the command if we want to suppress column 1 and column 2 in the output of comm Command?
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