[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fqW0fP1NbAR9xX1u-yMALB6pQF_7ghKRuOXXaooU9rGo":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":14,"related":15,"source":25,"type":26},[],"2026-05-21 06:57:17",379859538,[8,9],"json","xml",{"courseId":11,"courseImg":12,"courseName":13},"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","布局文件的扩展名是",[16,27,36,45,48,57,66,75,84,91],{"answer":17,"createTime":5,"id":18,"options":19,"question":24,"source":25,"type":26},[],379859535,[20,21,22,23],"setResult","onActivityResult","putExtra","ActivityResult","在MainActivity中使用startActivityForResult( )方法来启动MainActivity2,接受回传数据的话需要在MainActivity中重写( )方法","v1",0,{"answer":28,"createTime":5,"id":29,"options":30,"question":35,"source":25,"type":26},[],379859536,[31,32,33,34],"Receiver","Broadcast","BroadcastReceiver","BroadcastReboot","Android中定义广播接受者要继承( )",{"answer":37,"createTime":5,"id":38,"options":39,"question":44,"source":25,"type":26},[],379859537,[40,41,42,43],"startService方式开启服务,服务一旦被开启,服务就会在后台长期运行","服务开启后只能在关机才能关闭服务","服务停止时会调用onStop()","服务不需要再清单文件里注册","以下关于startService开启服务的说法正确的是( )",{"answer":46,"createTime":5,"id":6,"options":47,"question":14,"source":25,"type":26},[],[8,9],{"answer":49,"createTime":5,"id":50,"options":51,"question":56,"source":25,"type":26},[],379859539,[52,53,54,55],"onPause()","onDestroy()","onResume()","onStart()","Activity销毁时执行的方法是()",{"answer":58,"createTime":5,"id":59,"options":60,"question":65,"source":25,"type":26},[],379859540,[61,62,63,64],"以上都可以","fill_parent","match_parent","wrap_content","在线性布局中,当控件水平排列时,控件属性layout_width设置为()",{"answer":67,"createTime":5,"id":68,"options":69,"question":74,"source":25,"type":26},[],379859541,[70,71,72,73],"onCreate()","getUserInfo()","saveUserInfo()","execSQL()","在sqlite包中创建一个Java类,命名为SQLiteHelper并继承SQLiteOpenHelper类,同时需要重写()方法",{"answer":76,"createTime":5,"id":77,"options":78,"question":83,"source":25,"type":26},[],379859542,[79,80,81,82],"Activity、BroadcastReceiver、Service、ContentProvider都必须在清单文件中进行注册","Activity、BroadcastReceiver、Service、ContentProvider都需要使用意图来进行组件之间的通信","Activity、BroadcastReceiver、Service都需要使用意图来进行组件之间的通信","Activity、BroadcastReceiver、Service、ContentProvider都不需要在清单文件中进行注册","Android四大组件之间的区别在于()",{"answer":85,"createTime":5,"id":86,"options":87,"question":90,"source":25,"type":26},[],379859543,[88,89],"log","Logo","android中提供了一个日志类工具",{"answer":92,"createTime":5,"id":93,"options":94,"question":99,"source":25,"type":26},[],379859544,[95,96,97,98],"getExternalStorageDirectory( )","getDownloadCacheDirectory( )","getDataDirectory( )","getExternalStorageState( )","在Environment类中,用来获得SD根目录的方法是( )"]