【简答题】活动逻辑关系中的“结束(A)—开始(B)”关系是指() A活动A不结束,活动B不能开始 B活动A结束时,活动B必须已经开始 C只有活动B开始后,活动A才能结束 D活动A结束与活动B开始必须同时进行
【单选题】活动逻辑关系中的“结束A—开始B”关系是指( )
【单选题】有聊天系统用servlet实现,用户发表言论时,需要对文字的敏感信息自动过滤,采用过滤器来实现,过滤的方法在( )中实现。
【单选题】有一台系统为 Windows Server 2012 的服务器,利用 IIS 搭建了 FTP 服务,为了保持服务器的良好性能,管理员希望同时连接到服务器的客户端数量最多为 100 个,他应该设置( )。
C.
“ FTP 站点消息”的标题为“连接人数不超过 100 ”
D.
在“目录安全性”中设置只允许 100 台客户端连接
【单选题】The author suggests that in Canada during the 1950's ______.
A.
the urban population decreased rapidly
B.
the birth rate was very high
C.
economic conditions were poor
【单选题】The urban population of the world ______ .
A.
has risen to around forty percent in the last 200 years
B.
will have risen to more than fifty percent by the year 2010
C.
has risen by forty-five percent since 1800
D.
will live in cities for the first time
【单选题】当保险合同被认定为无效合同后,其通常的处理方式不包括( )。
【单选题】只能运行在WINDOWS系统中的网页服务器是( ?)
【单选题】The author suggests that in Canada during the 1950s ______.
A.
the urban population decreased rapidly
C.
economic conditions were poor
D.
the birth rate was very high
【单选题】当保险合同被认定为无效合同后,其通常的处理方式不包括()。