1. What does a Webmaster do on websites? (Choose all that apply) a) Maintain websites
b) Operate correctly
c) Update websites
d) Test for working links
e) Take payments

3. bob is arguing that if you use output feedback (ofb) mode twice in a row to encrypt a long message, m, using the same key each time, it will be more secure. explain why bob is wrong, no matter what encryption algorithm he is using for block encryption (15 points).

Why the bear has a slunky tail determine the meaning of the word slunk in the story

Consider the following statements, then select one of the answers below: the signal() function shown below registers "sig_handler()" as the signal handler function for the sigkill signal, without the complexity of using when the sigkill signal is sent to a process running this code, by a user typing "kill -kill ", where the correct process id is used for to target the process, sig_handler() will be executed.