Unix Which symbol will be used with grep command to match the pattern pat at the beginning of a line? ^pat pat$ $pat pat^ ^pat pat$ $pat pat^ ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to sort the lines of data in a file in reverse order sort sh sort -r st sort sh sort -r st ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to display the top of the file? more head cat grep more head cat grep 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[12] /progs/*.* cp chap* progs cp chap?? progs cp chap?? /progs/* cp chap[12] /progs/*.* cp chap* progs cp chap?? progs cp chap?? /progs/* ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to change protection mode of files starting with the string emp and ending with 1,2, or 3? chmod 777 emp* chmod u+r ??? emp chmod u+x emp[1-3] chmod 222 emp? chmod 777 emp* chmod u+r ??? emp chmod u+x emp[1-3] chmod 222 emp? ANSWER DOWNLOAD EXAMIANS APP