The Schuyler and Livingston Iron Works has been working on getting its network security under control. It has set up VPN with IPSec links to its suppliers. It has installed network vulnerability scanners to proactively identify areas of weakness, and it monitors and responds to security events as they occur. It also employs extensive access control lists, stateful firewall implementations, and dedicated firewall appliances. The company has been growing very fast lately and wants to make sure it is up to date on security measures.Which two areas of security would you advise the company to strengthen? （） [" intrusion protection"," identity"," secure connectivity"," security management"]
发电机应装设哪些类型的保护装置？有何作用？
混凝土拌合物的出机温度不宜低于（），入模温度不得低于（）。 ["20℃，15℃","20℃，10℃","15℃，10℃","10℃，5℃"]
一般情况下，不需根据记账凭证登记的账簿是（）。 ["总分类账","明细分类账","备查账","日记账"]
现代产权制度的基本要求是（）。 ["保护严格","归属明晰","流转顺畅","公私平等","权责明确"]
水平层理
