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【多选题】
预防感染智能手机恶意代码的措施有（）。A.
不查看不回复乱码短信，谨慎查看陌生号码的彩信。
B.
养成良好电话使用习惯，包括拒接乱码以及没有号码信息的电话。
C.
加强手机操作系统的研发、维护力度，漏洞挖掘和补丁包升级更新要及时有效。
D.
在不使用的时候关闭蓝牙，谨慎接受陌生的连接请求，留意主动发起的网络连接
拍照语音搜题，微信中搜索"皮皮学"使用
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