Question: Which answer is the correct form of bar notation for this decimal number: 4.676767…

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).

How often does colleges update the cost of attendance on their website? . a)every two years b) every four years c) every year d) every semester

Acompany is hiring professionals for web designing. the firm is small with few resources. they want employees who possess problem-solving skills and can independently carry out responsibilities. which kind of employee should they select?