CSC 005- Midterm Exam Guide - Comprehensive Notes for the exam ( 33 pages long!)

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Representing real numbers: 104. 32, 0. 999, 357, 3. 14159. In decimal, positions right of the decimal are tenths, thousandths, etc . 10^-1, 10^-2, 10^-3: radix point = decimal point, 2^-1 = . 2^-3 = 1/8: real value in base 10: Mantissa has a fixed number of digits: floating point in binary: 15555 x 10^4: scientific notation: decimal is to the right of the leftmost number, character text: list of characters and codes used to represent each one. Ascii character set: american standard code for information interchange. Originally 7 bits = 128 unique characters. Unicode character set: 16 bits per character. Text compression: used for big files, lossless techniques, keyword, run-length, huffman, keyword encoding. Replace patterns of text with a single character: as = , the = , and = , that = , run-length encoding. Single value repeated in a long sequence.

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