Unix Which commands is used to assign executable permission to all of the files named "letter"? chmod ugo+rw letter chmod ugo+x letter chmod u+x letter chmod ugo+r letter chmod ugo+rw letter chmod ugo+x letter chmod u+x letter chmod ugo+r letter 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 -x a+x progs chmod -1 a+x progs chmod -R a+x progs chmod -R 222 progs chmod -x a+x progs chmod -1 a+x progs chmod -R a+x progs chmod -R 222 progs ANSWER DOWNLOAD EXAMIANS APP
Unix The command used to compare the files is known as do comp ccp cmp do comp ccp cmp ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to copy all files having the string chap and any two characters after that to the progs directory? cp chap?? /progs/* cp chap* progs cp chap[12] /progs/*.* cp chap?? progs cp chap?? /progs/* cp chap* progs cp chap[12] /progs/*.* cp chap?? progs ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to change directory to the name beginning with a 'p'? cd p cd p* cd [p] cd p* cd p cd p* cd [p] cd p* ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following special shell variables is used to process number of the last background job? $0 $* $! $# $0 $* $! $# ANSWER DOWNLOAD EXAMIANS APP