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 with vi editor to move cursor forward to first occurrence of character 'ch' in the current line? fch rch None of these ech tch fch rch None of these ech tch ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to display the top of the file? grep more cat head grep more cat head ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to change the working directory? chdir None of these changedir cdir cd chdir None of these changedir cdir cd ANSWER DOWNLOAD EXAMIANS APP
Unix The commonly used UNIX commands like date, ls, cat, etc. are stored in /unix directory /dev directory /bin and /usr/bin directories /tmp directory None of these /unix directory /dev directory /bin and /usr/bin directories /tmp directory None of these 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
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