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【单选题】

FX2N系列PLC编程软件的功能不包括以下( ) 。 A.程序检查 B.仿真模拟 C.短路保护 D.上载

A.
B.
C.
D.
D
举报
参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【多选题】视频监控包括以下功能:()

A.
视频数据的采集
B.
视频查看
C.
摄像头控制
D.
利用视屏系统,提供联动功能

【单选题】The emergency procedures check list should be in concise, abbreviated form designed to remind pilots of items to check without providing details concerning the operation of any system,紧急程序检查清单应以 简洁、缩写...

A.
The emergency procedures check list should be in precise form. The list not only tells pilots which items to check without also provides everything about operation details of systems.
B.
The emergency procedures check list should be in complicated from. The list tells pilots which systems.to bee investigated. It also provides operation details of some systems.
C.
The emergency procedures check list should be in brief (简明)from. The list tells pilots which items to be examined. It provides nothing about operation details of any system.

【单选题】有如下事件过程:Private Sub Form_Load() Show Dim Arr() As Variant Arr = Array(1, 3, 5, 7, 9, 11, 13, 15) Call converse(Arr) For i = 0 To 7 Print arr(i); Next iEnd Sub 以上程序的功能是,通过调用Converse过程,将数组Arr中的元素逆序存放并输出...

A.
Private Sub converse(dim a() as Variant ) Dim T For i = LBound(A) To UBound(A) T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
B.
Private Sub converse(dim a() as Variant) Dim T Dim J As Integer J = (LBound(A) + UBound(A)) / 2 For i = LBound(A) To J T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
C.
Private Sub converse(a() As Variant) Dim T For i = LBound(A) To UBound(A) T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub
D.
Private Sub converse(a() As Variant) Dim T Dim J As Integer J = Int((LBound(A) + UBound(A)) / 2) For i = LBound(A) To J T = a(i) a(i) = a(UBound(A) - i) a(UBound(A) - i) = T Next i End Sub

【单选题】电网短路保护的选择性通常是按()。

A.
电压或时间原则
B.
电流或时间原则
C.
电压或电流原则
D.
功率原则

【单选题】cccbar运行前,需要运行哪个程序检查ICDCOMM的绑定地址和端口是否正确,以下哪个绑定地址是正确的:()。

A.
primary
B.
与CCS/MCP同一个网段的业务IP地址
C.
primary所在网卡MAC地址
D.
与CCS/MCP同一个网段的业务IP的网卡的MAC

【多选题】监控平台有哪些功能?

A.
管理设备
B.
用户权限管理
C.
数据流管理
D.
录像存储管理
E.
与其它系统联动

【单选题】一般阀短路保护的后备保护为()。

A.
差动保护
B.
过流保护
C.
过压保护
D.
应力保护