Unix Which of the following special shell variables is used to process number of the current shell? None of these $! $* $$ None of these $! $* $$ ANSWER DOWNLOAD EXAMIANS APP
Unix Which option will be used with touch command to change the access time? None of these pid #NAME? -r option None of these pid #NAME? -r option ANSWER DOWNLOAD EXAMIANS APP
Unix Which command sends the word count of the file infile to the newfile. wc newfile wc infile - newfile wc infile | newfile wc infile >newfile wc newfile wc infile - newfile wc infile | newfile wc infile >newfile ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to copy a file wb from the programs directory into a file called wbx in the misc directory? cp programs/wb misc/wbx copy programs/wb misc/wbx tar programs/wb misc/wbx copy a:programs/wb b:misc/wbx cp programs/wb misc/wbx copy programs/wb misc/wbx tar programs/wb misc/wbx copy a:programs/wb b:misc/wbx ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to make all files and sub-directories in the directory (progs) executable by all users? chmod -R a+x progs chmod -x a+x progs chmod -1 a+x progs chmod -R 222 progs chmod -R a+x progs chmod -x a+x progs chmod -1 a+x progs chmod -R 222 progs ANSWER DOWNLOAD EXAMIANS APP
Unix Which option will be used with ps command to slow the entire command line of the process being run? -1 -2 -4 #NAME? -1 -2 -4 #NAME? ANSWER DOWNLOAD EXAMIANS APP
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