LINUX ESSENTIALS FINAL COMPREHENSIVE EXAM WITH QUESTIONS AND CORRECT ANSWERS GRADE A+

LINUX ESSENTIALS FINAL COMPREHENSIVE EXAM WITH QUESTIONS AND CORRECT ANSWERS GRADE A+ One of the jobs of the kernel is to: - ANSWER Manage the systems´s reources Unix is: - ANSWER An operating system A trademark Linux is wirtten in: - ANSWER C Source code refers to: - ANSWER A human readable version of computer software What is the standard option to provide a command line programm to view its documentation? - ANSWER -help The command man -k is the same as the command apropos. True or False? - ANSWER True The whatis command is the same as man -w. - ANSWER False The directory where additional documentation for software packages most likely can be found is: - ANSWER /usr/share/doc Hidden files are files that begin with what cha racter? - ANSWER A period (.) What option for the ls command will display all files, including hidden files? - ANSWER -a The top -level directory on a Linux system is represented as: - ANSWER / Is the following path absolute or relative? /etc/ppp - ANSWER Absolute Is the following path absolute or relative? sysadmin/Documents - ANSWER Relative Compression on a file works by: - ANSWER Removing redundant information In general, for which of the following would you want to use lossless compression? - ANSWER A log file Lossy compression: - ANSWER Sacrifices some quality Usually results better compression than lossless Is often used with images You type gzip myfile.tar. What happens? - ANSWER myfile.tar.gz holds a compressed version of myfile.tar myfile.tar is removed Error messages generated by commands are sent where by default? - ANSWER STDERR A successful command will print output to STDOUT. True or False? - ANSWER True Which of the following commands will direct error messages to the file, error.log? - ANSWER ls /root 2> error.log A pipe allows you to... - ANSWER ...send the output of one command to another.