Unix Which commands is used to assign executable permission to all of the files named "letter"? chmod ugo+r letter chmod ugo+rw letter chmod u+x letter chmod ugo+x letter chmod ugo+r letter chmod ugo+rw letter chmod u+x letter chmod ugo+x letter ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to sort the lines of data in a file in alphabetical order? st sort -r None of these sort sh st sort -r None of these sort sh ANSWER DOWNLOAD EXAMIANS APP
Unix The File that contains a set of instructions which are performed when a user logs in, is .exrc .autoexec .profile None of these autoexec.bat .exrc .autoexec .profile None of these autoexec.bat ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to change the working directory? cd cdir changedir None of these chdir cd cdir changedir None of these chdir ANSWER DOWNLOAD EXAMIANS APP
Unix Which shell's wild-cards is used to match a single character? * [!ijk] ? None of these [ijk] * [!ijk] ? None of these [ijk] 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