)suppose a "unit of work" is equivalent to the difficulty of computing one hmac. if an attacker enjoys an amplification factor of 64 (i. e., the attacker can cause the server to do 64 units of work by expending one unit of work), what should n be to negate this advantage using client puzzles?

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."

The first time a user launches the powerpoint program, which view is shown allowing the user to access recent presentations or create new presentations based on templates?

Which best describes the condition under which the unicode output is the same as plain text ?