Unix Which of following commands is used for an automatic reminder service? None of these mesg calendar mail write None of these mesg calendar mail write 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
Unix Which of the following commands is used to get directory one level up? None of these cd/ chdir cd cd .. None of these cd/ chdir cd cd .. ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to copy the three files wb, collect and mon into the misc directory, under the same, when you were currently in the programs directory? cp wb collect mon ../misc tar wb collect mon /misc copy wb collect mon /misc copy wb ../misc collect ../misc mon ../misc None of these cp wb collect mon ../misc tar wb collect mon /misc copy wb collect mon /misc copy wb ../misc collect ../misc mon ../misc None of these ANSWER DOWNLOAD EXAMIANS APP
Unix Which of the following commands is used to obtain a list of all files by modification time? ls -t ls -R ls -i ls -1 ls -t ls -R ls -i ls -1 ANSWER DOWNLOAD EXAMIANS APP
Unix Which command is used to make all files and sub-directories in the directory (progs) executable by all users? chmod -R 222 progs chmod -x a+x progs chmod -1 a+x progs chmod -R a+x progs chmod -R 222 progs chmod -x a+x progs chmod -1 a+x progs chmod -R a+x progs ANSWER DOWNLOAD EXAMIANS APP