Which of the following OSI model layers is used for logical addressing?()

第1题

The following three concepts are essential to the OSI model: service, interface andA．networksB．applicationsC．protocolsD．layers

点击查看答案

第2题

假定一个工程由一个窗体文件Form1和两个标准模块文件Model1及Model2组成。Model1代码如下：Public x As IntegerPublic y As IntegerSub S1（）x =1S2End SubSub S2（）y=10Form1.ShowEnd ShowModel2的代码如下：Sub Main（）S1End Sub其中Sub Main被设置为启动过程。程序运行后，各模块的执行顺序是（ ）。A．Form1→Model1→Model2B．Model1→Model2→Form1C．Model2→Model1→Form1D．Model2→Form1→Model1

点击查看答案

第3题

A GIS stores information about the world as a collection of thematic ______ that can be linkedtogether by geography．A．filesB．objectsC．documentD．layers

点击查看答案

第4题

You’re going to have a quiz ( )by another two in the ( )month.A. followed,followedB. followed,followingC. following,followedD. following,following

点击查看答案

第5题

Since antiquity there have been many attempts, some quite ____, to explain how the cosmos came into being——they make imaginative to tell the story of the born of the cosmos.A、familiarB、apparentC、fancifulD、logical

点击查看答案

第6题

逻辑函数TRUE的表达式为()。A、TRUE(logical_test，value_if_true，value_if_false)B、TRUE()C、TRUE(logical1，logical2，…)D、TRUE(logical)

点击查看答案

第7题

假定一个工程由一个窗体文件Form1和两个标准模块文件Model1及Model2 组成。 Model1代码如下： Public X As Integer Public Y As Integer Sub S1（ ） x=1 S2 End Sub Sub S2（ ） y=10 Form1．Show End Sub Model2的代码如下： Sub Main（ ） S1 End Sub 其中Sub Main被设置为启动过程。程序运行后，各模块的执行顺序是（ ）。A.Form1→Model1→Model2B.Model1→Model2→Form1C.Model2→Model1→Form1D.Model2→Form1→Model1

点击查看答案