Subject, object and components of informatics. Numbering systems
Computer science as the theory of representation, processing and use of the information, main directions of development of science, its subject, ikomponenty. Properties and coding information. Rules of conversion from binary to decimal number system.
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Tools for Security and Insecurity. Unbiasing a Biased Coin. Combining Weak Sources of Entropy. Pseudorandom Number Generators. Random Permutation Generation. Sound Approach to Random Number Generation and Use. Computationally Secure Information Stealing.
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