java基础第一天

java基础 ONE 一、1 Byte = 8 bit; 1 KB = 1024 Byte 1 MB = 1024 KB 1 GB = 1024 MB 1 TB = 1024 GB ` 1 PB = 1024 TB 1 EB = 1024 PB 1 ZB = 1024 EB 100Mbps = 100/8MB/s 二、启动 Win+R,输入

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