第一章 计算机基础
仍然保留**|| |持|||| |久|||| |性|||| +-----+-----------------+------------------+--------------------------+ 1 |用|**运行程序、缓|存储BIOS/UEFI|存储**cao作系统、软| |途|存数据,提高计|**固件**|件、文件**等**长期数据**| ||算机响应速度**|、嵌入式系统程序|| +-----+-----------------+------------------+--------------------------+ |典|4GB-128GB|几MB-几GB|256GB-数TB| |型|||| |容||EEPROM可能几KB|| |量|||| +-----+-----------------+------------------+--------------------------+ |示|**DDR4、DDR5|**BIOS|**HDD机械硬| 1 |例|内存**|芯片|盘、SSD固态硬盘**| |||、微控制器固件**|| +-----+-----------------+------------------+--------------------------+