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【多选题】
关于命令 echo -e "1 apple\n2 pear\n3 banana" >> fruit.txt ,下面哪些描述是错误的(多选)。A.
这个命令将echo的输出重定向到了fruit.txt文件中。
B.
fruit.txt文件中如果原有内容将被覆盖
C.
echo的输出重定向将追加到fruit.txt文件最后
D.
如果fruit文件不存在，命令将出错
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C.
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