Say CBC-mode encryption is used with a block cipher having a 256-bit key and 128- bit block length to encrypt a 1024-bit message. What is the length of the resulting ciphertext

Apython programming question: assume s is a string of lower case characters. write a program that prints the number of times the string 'bob' occurs in s. for example, if s = 'azcbobobegghakl', then your program should print number of times bob occurs is: 2

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The processing of data in a computer involves the interplay between its various hardware components.