введение в информатику: учебно-методическое пособие

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Пособие по информатике подготовлено на кафедре уравнений в частных производных и теории вероятности математического факультета Воронежского государственного университета. Рекомендуется для студентов 1 курса исторического факультета (отделение ''Социология'') специальности 020300 - ''Социология''

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ɎȿȾȿɊȺɅɖɇɈȿ ȺȽȿɇɌɋɌȼɈ ɉɈ ɈȻɊȺɁɈȼȺɇɂɘ ȽɈɋɍȾȺɊɋɌȼȿɇɇɈȿ ɈȻɊȺɁɈȼȺɌȿɅɖɇɈȿ ɍɑɊȿɀȾȿɇɂȿ ȼɕɋɒȿȽɈ ɉɊɈɎȿɋɋɂɈɇȺɅɖɇɈȽɈ ɈȻɊȺɁɈȼȺɇɂə «ȼɈɊɈɇȿɀɋɄɂɃ ȽɈɋɍȾȺɊɋɌȼȿɇɇɕɃ ɍɇɂȼȿɊɋɂɌȿɌ» ȼȼȿȾȿɇɂȿ ȼ ɂɇɎɈɊɆȺɌɂɄɍ ɍɱɟɛɧɨ-ɦɟɬɨɞɢɱɟɫɤɨɟ ɩɨɫɨɛɢɟ ɞɥɹ ɜɭɡɨɜ ɋɨɫɬɚɜɢɬɟɥɶ ɉ.ȼ. ɋɚɞɱɢɤɨɜ ɂɡɞɚɬɟɥɶɫɤɨ-ɩɨɥɢɝɪɚɮɢɱɟɫɤɢɣ ɰɟɧɬɪ ȼɨɪɨɧɟɠɫɤɨɝɨ ɝɨɫɭɞɚɪɫɬɜɟɧɧɨɝɨ ɭɧɢɜɟɪɫɢɬɟɬɚ 2007 ɍɬɜɟɪɠɞɟɧɨ ɧɚɭɱɧɨ-ɦɟɬɨɞɢɱɟɫɤɢɦ ɫɨɜɟɬɨɦ ɦɚɬɟɦɚɬɢɱɟɫɤɨɝɨ ɮɚɤɭɥɶɬɟɬɚ 29 ɦɚɹ 2007 ɝ., ɩɪɨɬɨɤɨɥ ʋ 9 Ɋɟɰɟɧɡɟɧɬ ɋ.Ⱦ. Ɇɚɯɨɪɬɨɜ ɉɨɫɨɛɢɟ ɩɨɞɝɨɬɨɜɥɟɧɨ ɧɚ ɤɚɮɟɞɪɟ ɭɪɚɜɧɟɧɢɣ ɜ ɱɚɫɬɧɵɯ ɩɪɨɢɡɜɨɞɧɵɯ ɢ ɬɟɨɪɢɢ ɜɟɪɨɹɬɧɨɫɬɢ ɦɚɬɟɦɚɬɢɱɟɫɤɨɝɨ ɮɚɤɭɥɶɬɟɬɚ ȼɨɪɨɧɟɠɫɤɨɝɨ ɝɨɫɭɞɚɪɫɬɜɟɧɧɨɝɨ ɭɧɢɜɟɪɫɢɬɟɬɚ. Ɋɟɤɨɦɟɧɞɭɟɬɫɹ ɞɥɹ ɫɬɭɞɟɧɬɨɜ (ɨɬɞɟɥɟɧɢɟ «ɋɨɰɢɨɥɨɝɢɹ»). ɤɭɪɫɚ 1 Ⱦɥɹ ɫɩɟɰɢɚɥɶɧɨɫɬɢ: 020300 – ɋɨɰɢɨɥɨɝɢɹ 2 ɢɫɬɨɪɢɱɟɫɤɨɝɨ ɮɚɤɭɥɶɬɟɬɚ Ɉɫɧɨɜɧɵɟ ɩɨɧɹɬɢɹ ɂɧɮɨɪɦɚɬɢɤɚ – ɷɬɨ ɧɚɭɤɚ ɨɛ ɢɧɮɨɪɦɚɰɢɢ, ɨɛɨ ɜɫɟɦ, ɱɬɨ ɫɜɹɡɚɧɨ ɫ ɢɧɮɨɪɦɚɰɢɟɣ: ɟɞɢɧɢɰɚɯ ɢɡɦɟɪɟɧɢɹ, ɫɬɪɭɤɬɭɪɟ, ɫɜɨɣɫɬɜɚɯ, ɩɪɟɨɛɪɚɡɨɜɚɧɢɢ ɢɧɮɨɪɦɚɰɢɢ ɢɡ ɨɞɧɨɣ ɮɨɪɦɵ ɜ ɞɪɭɝɭɸ, ɫɪɟɞɫɬɜɚɯ ɨɛɪɚɛɨɬɤɢ, ɯɪɚɧɟɧɢɢ, ɩɨɢɫɤɟ ɢ ɩɟɪɟɞɚɱɟ. Ⱦɥɹ ɩɪɨɫɬɨɬɵ ɛɭɞɟɦ ɫɱɢɬɚɬɶ, ɱɬɨ ɧɚɢɦɟɧɶɲɚɹ ɧɟɨɛɯɨɞɢɦɚɹ ɧɚɦ ɟɞɢɧɢɰɚ ɢɡɦɟɪɟɧɢɹ ɢɧɮɨɪɦɚɰɢɢ ɧɚɡɵɜɚɟɬɫɹ ɛɚɣɬɨɦ, ɧɨ ɬɚɤ ɤɚɤ ɞɚɠɟ ɨɛɵɱɧɵɣ ɛɨɥɶɲɨɣ ɬɟɤɫɬ ɫɨɫɬɨɢɬ ɢɡ ɦɧɨɠɟɫɬɜɚ ɛɚɣɬɨɜ, ɚ ɨɛɳɢɣ ɨɛɴɟɦ ɢɧɮɨɪɦɚɰɢɢ ɧɚ ɤɨɦɩɶɸɬɟɪɟ ɜɦɟɳɚɟɬ ɞɢɤɨɟ ɤɨɥɢɱɟɫɬɜɨ ɛɚɣɬɨɜ, ɬɨ, ɤɚɤ ɩɪɚɜɢɥɨ, ɞɥɹ ɨɛɨɡɧɚɱɟɧɢɹ ɢɧɮɨɪɦɚɰɢɢ ɢɫɩɨɥɶɡɭɸɬ ɪɚɡɥɢɱɧɵɟ ɩɪɨɢɡɜɨɞɧɵɟ ɟɞɢɧɢɰɵ. ɗɬɨ: – ɤɢɥɨɛɚɣɬ (Ʉɛ) = 1024 ɛɚɣɬɚ; – ɦɟɝɚɛɚɣɬ (Ɇɛ) = 1024 ɤɢɥɨɛɚɣɬɚ; – ɝɢɝɚɛɚɣɬ (Ƚɛ) = 1024 ɦɟɝɚɛɚɣɬɚ. Ⱦɥɹ ɩɪɨɫɬɨɬɵ ɦɨɠɧɨ ɫɱɢɬɚɬɶ, ɱɬɨ ɨɞɢɧ ɛɚɣɬ – ɷɬɨ ɨɞɢɧ ɫɢɦɜɨɥ (ɰɢɮɪɚ, ɛɭɤɜɚ). Ɉɞɧɚ ɦɚɲɢɧɨɩɢɫɧɚɹ ɫɬɪɚɧɢɰɚ ɬɟɤɫɬɚ – ɩɪɢɦɟɪɧɨ 1800 ɛɚɣɬ, ɢɥɢ 1,8 Ʉɛ. ɉɨɧɹɬɧɨ, ɱɬɨ ɧɟɜɨɡɦɨɠɧɨ ɯɪɚɧɢɬɶ ɢɧɮɨɪɦɚɰɢɸ ɧɚ ɤɨɦɩɶɸɬɟɪɟ, ɧɟ ɪɚɡɞɟɥɹɹ ɟɟ ɧɚ ɤɚɤɢɟ-ɬɨ ɥɨɝɢɱɟɫɤɢɟ ɫɨɫɬɚɜɥɹɸɳɢɟ. ɇɟɤɚɹ ɫɨɜɨɤɭɩɧɨɫɬɶ ɢɧɮɨɪɦɚɰɢɢ, ɤɨɬɨɪɚɹ ɡɚɩɢɫɚɧɚ ɧɚ ɤɚɤɨɦ-ɬɨ ɤɨɦɩɶɸɬɟɪɧɨɦ ɧɨɫɢɬɟɥɟ ɢ ɢɦɟɟɬ ɨɩɪɟɞɟɥɟɧɧɨɟ ɧɚɡɜɚɧɢɟ, ɧɚɡɵɜɚɟɬɫɹ ɮɚɣɥɨɦ (ɨɬ ɚɧɝɥ. file – ɫɤɨɪɨɫɲɢɜɚɬɟɥɶ, ɩɨɞɲɢɜɤɚ). Ɏɚɣɥ ɯɚɪɚɤɬɟɪɢɡɭɟɬɫɹ ɬɪɟɦɹ ɨɫɧɨɜɧɵɦɢ ɩɚɪɚɦɟɬɪɚɦɢ: ɢɦɟɧɟɦ, ɪɚɫɲɢɪɟɧɢɟɦ ɢ ɪɚɡɦɟɪɨɦ. ɂɦɹ ɮɚɣɥɭ ɞɚɟɬɫɹ ɜ ɫɨɨɬɜɟɬɫɬɜɢɢ ɫ ɬɪɟɛɨɜɚɧɢɹɦɢ ɤɨɧɤɪɟɬɧɨɣ ɨɩɟɪɚɰɢɨɧɧɨɣ ɫɢɫɬɟɦɵ (ɧɚɩɪɢɦɟɪ, ɜ ɫɬɚɪɵɯ ɨɩɟɪɚɰɢɨɧɧɵɯ ɫɢɫɬɟɦɚɯ ɮɚɣɥɭ ɦɨɠɧɨ ɛɵɥɨ ɞɚɜɚɬɶ ɢɦɹ ɬɨɥɶɤɨ ɥɚɬɢɧɫɤɢɦɢ ɛɭɤɜɚɦɢ ɢ ɧɟ ɛɨɥɟɟ 8 ɫɢɦɜɨɥɨɜ). ȼ ɨɩɟɪɚɰɢɨɧɧɨɣ ɫɢɫɬɟɦɟ Windows XP ɢɦɹ ɮɚɣɥɚ ɦɨɠɟɬ ɛɵɬɶ ɞɨ 255 ɫɢɦɜɨɥɨɜ. ȼ ɟɝɨ ɧɚɡɜɚɧɢɢ ɞɨɩɭɫɤɚɟɬɫɹ ɢɫɩɨɥɶɡɨɜɚɬɶ ɪɭɫɫɤɢɟ ɛɭɤɜɵ ɢ ɩɪɨɛɟɥɵ. Ɋɚɡɦɟɪ ɮɚɣɥɚ ɦɨɠɟɬ ɛɵɬɶ ɩɨɱɬɢ ɤɚɤɢɦ ɭɝɨɞɧɨ. Ɇɢɧɢɦɚɥɶɧɵɣ ɪɚɡɦɟɪ ɮɚɣɥɚ – 0 ɛɚɣɬ. ɗɬɨ ɬɚɤ ɧɚɡɵɜɚɟɦɵɣ ɧɭɥɟɜɨɣ ɮɚɣɥ. Ɇɚɤɫɢɦɚɥɶɧɵɣ ɪɚɡɦɟɪ ɮɚɣɥɚ ɨɩɪɟɞɟɥɹɟɬɫɹ ɨɝɪɚɧɢɱɟɧɢɹɦɢ ɨɩɟɪɚɰɢɨɧɧɨɣ ɫɢɫɬɟɦɵ ɢ ɫɜɨɛɨɞɧɵɦ ɦɟɫɬɨɦ ɧɚ ɠɟɫɬɤɨɦ ɞɢɫɤɟ. Ɋɚɫɲɢɪɟɧɢɟ ɮɚɣɥɚ ɩɨɤɚɡɵɜɚɟɬ, ɤ ɤɚɤɨɦɭ ɬɢɩɭ ɨɬɧɨɫɹɬɫɹ ɞɚɧɧɵɟ ɜɧɭɬɪɢ ɷɬɨɝɨ ɮɚɣɥɚ: ɬɟɤɫɬɨɜɵɣ ɞɨɤɭɦɟɧɬ, ɦɭɡɵɤɚɥɶɧɵɣ ɮɚɣɥ, ɝɪɚɮɢɱɟɫɤɨɟ ɢɡɨɛɪɚɠɟɧɢɟ, ɷɥɟɤɬɪɨɧɧɚɹ ɬɚɛɥɢɰɚ ɢ ɩɪɨɱɟɟ. ɇɚɩɪɢɦɟɪ, ɬɟɤɫɬɨɜɵɣ ɪɟɞɚɤɬɨɪ Word ɞɚɟɬ ɞɨɤɭɦɟɧɬɚɦ ɪɚɫɲɢɪɟɧɢɟ .doc, ɚ ɷɥɟɤɬɪɨɧɧɚɹ ɬɚɛɥɢɰɚ Excel ɞɚɟɬ ɪɚɫɲɢɪɟɧɢɟ .xls ɢ ɬ. ɞ. Ɉɛɵɱɧɨ ɮɚɣɥɵ ɪɚɡɥɢɱɚɸɬ ɩɨ ɬɪɟɦ ɨɫɧɨɜɧɵɦ ɝɪɭɩɩɚɦ: ɜɵɩɨɥɧɹɟɦɵɟ ɮɚɣɥɵ (ɩɪɨɝɪɚɦɦɵ), ɮɚɣɥɵ ɞɚɧɧɵɯ ɢ ɞɨɤɭɦɟɧɬɵ. ɉɪɨɝɪɚɦɦɵ – ɷɬɨ ɮɚɣɥɵ, ɤɨɬɨɪɵɟ ɫɚɦɢ ɩɨ ɫɟɛɟ ɩɪɨɢɡɜɨɞɹɬ ɧɟɤɢɟ ɞɟɣɫɬɜɢɹ. ȼ ɫɜɨɟɣ ɪɚɛɨɬɟ ɩɪɨɝɪɚɦɦɵ ɦɨɝɭɬ ɢɫɩɨɥɶɡɨɜɚɬɶ ɢ ɨɫɬɚɥɶɧɵɟ ɬɢɩɵ 3 ɮɚɣɥɨɜ, ɧɨ ɫɚɦɢ ɩɨ ɨɬɧɨɲɟɧɢɸ ɤ ɧɢɦ ɹɜɥɹɸɬɫɹ ɩɟɪɜɢɱɧɵɦɢ, ɩɨɬɨɦɭ ɱɬɨ ɛɟɡ ɧɚɥɢɱɢɹ ɯɨɬɹ ɛɵ ɨɞɧɨɝɨ ɜɵɩɨɥɧɹɟɦɨɝɨ ɮɚɣɥɚ ɧɚ ɤɨɦɩɶɸɬɟɪɟ ɧɢɱɟɝɨ ɪɚɛɨɬɚɬɶ ɧɟ ɛɭɞɟɬ. Ɏɚɣɥɵ ɞɚɧɧɵɯ – ɨɝɪɨɦɧɚɹ ɝɪɭɩɩɚ ɮɚɣɥɨɜ, ɜ ɤɨɬɨɪɵɯ ɯɪɚɧɹɬɫɹ ɜɫɟɜɨɡɦɨɠɧɵɟ ɞɚɧɧɵɟ, ɤɚɤ ɧɟɨɛɯɨɞɢɦɵɟ ɞɥɹ ɪɚɛɨɬɵ ɧɟɤɢɯ ɩɪɨɝɪɚɦɦ, ɬɚɤ ɢ ɧɟɬ. ȼ ɮɚɣɥɚɯ ɞɚɧɧɵɯ ɦɨɠɟɬ ɛɵɬɶ ɡɚɩɢɫɚɧɨ ɜɫɟ ɱɬɨ ɭɝɨɞɧɨ: ɱɢɫɥɚ, ɬɟɤɫɬɵ, ɝɪɚɮɢɱɟɫɤɚɹ ɢ ɦɭɡɵɤɚɥɶɧɚɹ ɢɧɮɨɪɦɚɰɢɹ. Ⱦɨɤɭɦɟɧɬɵ – ɮɚɣɥɵ, ɜ ɤɨɬɨɪɵɯ ɯɪɚɧɢɬɫɹ ɬɟɤɫɬɨɜɚɹ ɢɧɮɨɪɦ
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