行程限位器的组成为（） ["A、安全尺 ","B、螺杆 ","C、卷筒齿轮 ","D、限位开关"]
At a branch location, TestKing.com has deployed a non modular router that is equipped with two serial interfaces and two Ethernet interfaces.What additional equipment must be used to allow the branch office to connect to the central office by using an ISDN service?（） [" a serial cable with a V.35 to RJ45 adapter"," a CSU\/DSU"," an external ISDN TA and NT1"," The non-modular router cannot connect to an ISDN service. The network administrator must purchase a modular router with an ISDN BRI-U card."]
注册建造师信用档案应包括注册建造师的基本情况、业绩、良好行为、不良行为等内容。上述信息按有关规定（）。 ["向社会公示","保密","告知建造师本人","告知聘用单位"]
下列属于社会资源管理策略的是（）。 ["参考资料","工具书","图书馆","广播电视","计算机与网络"]
我国现行的烟煤分类方案采用了两个参数来确定，分别是（）。 ["煤化程度的参数","烟煤粘结性的参数（粘结指数G.胶质层的最大厚度Y或奥亚膨胀度）","硫分的参数","灰分的参数"]
比较常用的页面事件为：
