Bash uses an interpreter to execute commands submitted on the command line and a compiler to execute scripts. True False Question 38 The system administrator must maintain the existing software, which can involve many tasks including all but which of the following? correcting or replacing data files of installed software that have become corrupted ensuring that installed software data files have not been deleted and have adequate access permissions ensuring that installed software has adequate space to store data files (e)g., in /var/cache) identifying and fixing errors in the installed software all of these are activities to maintain installed software Question 39 0000 is equivalent to which of the following? 012000007024000000 Question 40 When crond runs a task, it uses the user's PATH environment variable but root's SHELL environment variable) True False