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 count just the number of characters in a file? wc -c wc -r wc -w wc - 1 wc -c wc -r wc -w wc - 1 ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to list contents of directories? tar lp dir ls tar lp dir ls ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to update access and modification times of a file? touch grep wc cat touch grep wc cat ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following keys is used to replace a single character with new text? s S r R s S r R ANSWER DOWNLOAD EXAMIANS APP
Unix Which of following commands is used for an automatic reminder service? write None of these mesg calendar mail write None of these mesg calendar mail ANSWER DOWNLOAD EXAMIANS APP
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