You place a new disc in an optical drive, and then double-click the drive in the operating system's file browser interface. An error message appears stating that the drive is not accessible. What should you do

Write the command that can be used to answer the following questions. (hint: try each out on the system to check your results.) a. find all files on the system that have the word test" as part of their filename. b. search the path variable for the pathname to the awk command. c. find all files in the /usr directory and subdirectories that are larger than 50 kilobytes in size. d. find all files in the /usr directory and subdirectories that are less than 70 kilobytes in size. e. find all files in the / directory and subdirectories that are symbolic links. f. find all files in the /var directory and subdirectories that were accessed less than 60 minutes ago. g. find all files in the /var directory and subdirectories that were accessed less than six days ago. h. find all files in the /home directory and subdirectories that are empty. i. find all files in the /etc directory and subdirectories that are owned by the group bin."

This chapter lists many ways in which becoming computer literate is beneficial. think about what your life will be like once you’re started in your career. what areas of computing will be most important for you to understand? how would an understanding of computer hardware and software you in working from home, working with groups in other countries and contributing your talents.

Enzo’s balance sheet for the month of july is shown. enzo’s balance sheet (july 2013) assets liabilities cash $600 credit card $4,000 investments $500 student loan $2,500 house $120,000 mortgage $80,000 car $6,000 car loan $2,000 total $127,100 total $88,500 which expression finds enzo’s net worth?