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 -R 222 progs chmod -1 a+x progs chmod -R a+x progs chmod -x a+x progs chmod -R 222 progs chmod -1 a+x progs ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following is invalid filename? my .file trial None of these TRY my .file trial None of these TRY ANSWER DOWNLOAD EXAMIANS APP
Unix The ls -l command tells None of these how large the file is and when the file was last modified. the name of the group owner of the file All of these who the owner of the file is None of these how large the file is and when the file was last modified. the name of the group owner of the file All of these who the owner of the file is ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following shell's wildcards are used to match any number of characters including none? ? [ijk] [!ijk] None of these * ? [ijk] [!ijk] None of these * ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following is not a filter? sort None of these wc grep sort None of these wc grep ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to update access and modification times of a file? wc cat touch grep wc cat touch grep ANSWER DOWNLOAD EXAMIANS APP
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