i$)$ How many times "printf" statement will be executed if the following code snippet is executed successfully. int x$=3$;while $($x$>0)\{$fork $0$;printf$("$hello$")$;wait $($NULL$)$ ;X$--$;$\}($ii$)$ Consider the execution of the following commands in a shell on a Linux operating system.bash$ cat alphaMathematicsbash$ In alpha betabash$ rm alphabash$ cat $>>$ beta $<<$ SAMEInformation TechnologySAMEbash$ cat betaWhat will be the output of last command? Give the complete output along with the execution flow.iti$)$ A student wishes to create symbolic links in a computer system running Unix. Three text files named filel file$2$ file $3$ that exists in her current working directory. Assume that filel contains information about her hobbies, file$2$ contains information about her friends and file$3$ contains information about her courses. The studentexecutes sequence of file linking commands such that the student lost her data on friends and hobbies. Give the command sequence with proper justification.