Unix Which of the following shell's wildcards are used to match any number of characters including none? None of these [ijk] ? [!ijk] * None of these [ijk] ? [!ijk] * ANSWER DOWNLOAD EXAMIANS APP
Unix Which of following commands is used for an automatic reminder service? mesg None of these calendar mail write mesg None of these calendar mail write ANSWER DOWNLOAD EXAMIANS APP
Unix The UNIX file system stores a date in physical blocks of 512 bytes 2048 bytes None of these 256 bytes 1024 bytes 512 bytes 2048 bytes None of these 256 bytes 1024 bytes ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to obtain a list of all files by modification time? ls -i ls -R ls -t ls -1 ls -i ls -R ls -t ls -1 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?? progs cp chap[12] /progs/*.* cp chap* progs cp chap?? /progs/* cp chap?? progs cp chap[12] /progs/*.* cp chap* progs cp chap?? /progs/* ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to change the working directory? chdir cdir changedir None of these cd chdir cdir changedir None of these cd ANSWER DOWNLOAD EXAMIANS APP
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