目 錄 第 1 章 計算機和數字基礎 ...................................................... 1 1.1 計算機簡介 .......................................................................................1 1.2 計算機的基礎知識.............................................................................. 1 1.3 計算機的分類和使用 ........................................................................3 1.3.1 計算機的分類 ..............................................................................3 1.3.2 計算機的兼容性 ...........................................................................6 1.3.3 使用計算機的優(yōu)點和缺點 ...............................................................6 1.4 計算機的數字數據表示 .....................................................................7 1.4.1 數據表示基礎知識 ........................................................................7 1.4.2 數字、文本、圖像和聲音的表示 ......................................................7 1.4.3 位和字節(jié)的量化 ...........................................................................12 1.4.4 電路和芯片 .................................................................................13 1.5 計算機的數據處理.............................................................................. 13 1.5.1 程序和指令集 ..............................................................................14 1.5.2 處理器邏輯 .................................................................................15 小 結 ......................................................................................................15 習 題 ......................................................................................................16 第 2 章 計算機硬件 ............................................................... 18 2.1 主板、微處理器和內存 .....................................................................18 2.1.1 主板 ..........................................................................................18 2.1.2 微處理器 ....................................................................................18 2.1.3 內存 ..........................................................................................20 2.2 存儲設備 ..........................................................................................21 2.2.1 存儲器基礎知識 ...........................................................................21 2.2.2 磁存儲技術 .................................................................................22 2.2.3 光存儲技術 .................................................................................23 2.2.4 固態(tài)存儲技術 ..............................................................................24 2.2.5 云存儲技術 .................................................................................25 2.2.6 全息存儲 ....................................................................................25 2.2.7 存儲器比較 .............................................................................. 26 2.3 輸入輸出設備 .................................................................................... 26 2.3.1 輸入設備 ....................................................................................26 2.3.2 輸出設備 ....................................................................................29 2.4 其他設備 ..........................................................................................33 2.4.1 擴展槽和擴展卡 ...........................................................................33 2.4.2 接口和連接線 ..............................................................................33 2.4.3 總線 ..........................................................................................34 2.4.4 托盤 ..........................................................................................34 2.4.5 電源 ..........................................................................................34 2.4.6 冷卻部件 ....................................................................................35 2.4.7 通用計算圖形處理器 .....................................................................35 小 結 ......................................................................................................36 習 題 ................................................................