[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fiWc_hNEKDIXBF4pLoxYI7A2SwqBsQOfEqeoQzJlZOCk":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":24,"type":25},[],"2023-05-27 14:05:51",31839115,[8,9,10,11],"创建File对象可能发生异常","BufferedRead流可以指向FileInputStream流","BufferedWrite流可以指向FileWrite流","RandomAccessFile流一旦指向文件,就会刷新该文件",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},4,"f4e971416dff0f3fa3b389f4b3a0d0d6","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9b92bc5760888eabda05e8163b0130ac.jpg","面向对象语言（JAVA）","fb5cea794ccf4f40983c00f0209fd5aa","10.2 文件输入输出流","下列哪个叙述是正确的",[21,26,35,40],{"answer":22,"createTime":5,"id":6,"options":23,"question":19,"source":24,"type":25},[],[8,9,10,11],"v1",0,{"answer":27,"createTime":28,"id":29,"options":30,"question":33,"source":24,"type":34},[],"2023-05-27 14:13:45",31849057,[31,32],"正确","错误","FileInputStream按字节读取文件,FileReader按字符读取文件",3,{"answer":36,"createTime":28,"id":37,"options":38,"question":39,"source":24,"type":34},[],31849058,[31,32],"BufferedReader流能直接指向一个文件",{"answer":41,"createTime":28,"id":42,"options":43,"question":44,"source":24,"type":34},[],31849059,[31,32],"使用对象流写入或读入对象时,要保证对象是序列化的"]