【判断题】【消耗次数:1】
双代号网络图的组成基本要素有节点、工作、箭线。
正确
错误
参考答案:
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相关题目
【判断题】 双代号网络图由箭线、节点和线段3个基本要素组成。
①  正确
②  错误
【多选题】 双代号网络图由()等基本要素组成。
①  工作时间
②  工作
③  节点
④  线路
⑤  箭线
【判断题】 双代号网络计划有节点、箭线和工作,单代号网络计划只有节点和箭线,无工作。
①  正确
②  错误
【判断题】 双代号网络计划是用双代号表示法绘制的网络计划,网络图中的箭线及其两端节点的编号表示工作。
①  正确
②  错误
【判断题】 双代号网络图中不允许出现箭线交叉。
①  正确
②  错误
【单选题】 双代号网络图的三要素是指()。
①  节点、箭杆、工作作业时间
②  紧前工作、紧后工作、关键线路
③  工作、节点、线路
④  工期、关键线路、非关键线路
【单选题】 双代号网络图的三要素是指( )。
①  节点、箭杆、工作作业时间
②  紧前工作、紧后工作、关键线路
③  工作、节点、线路
④  工期、关键线路、非关键线路
【判断题】 下列关于双代号网络计划绘图规则的说法,网络图必须正确表达各工作间的逻辑关系、网络图中严禁出现没有箭头节点或没有箭尾节点的箭线、时标网络计划只有一个起点节点和一个终点节点是正确的。
①  正确
②  错误
【判断题】 虚箭线在双代号网络图中表示逻辑关系。()
①  正确
②  错误
【单选题】 在建设工程常用网络计划表示方法中,( )是以箭线及其两端节点的编号表示工作的网络图。
①  双代号网络图
②  单代号网络图
③  单代号时标网络图
④  单代号搭接网络图
随机题目
【单选题】 —Could I borrow your dictionary? —I’d get it for you ____I could remember who last borrowed it.
①  except that
②  unless
③  only if
④  if only
【单选题】 No one thought that John’s suggestion was worth ____.?
①  ?to consider ?
②  considering ?
③  to be considered ?
④  of consideration?
【单选题】 We must ____ that our customs and habits are different from theirs.
①  keep up with
②  bring forward
③  keep in mind
④  come true
【单选题】 20. Only when he had handed in his exam paper ____ he had made several mistakes.
①  he has realized
②  does he realize
③  has he realized
④  did he realize
【单选题】 People’s hearts ____ the children whose parents died in the accident.
①  went out for
②  went out with
③  went out to
④  went out of
【单选题】 A sudden idea ____ to him that he might try the new method.
①  occurred
②  happened
③  took place
④  took part
【单选题】 We often get ____ when people cut in line.
①  annoying
②  annoyed
③  to annoy
④  annoy
【单选题】 “Can I help you?” “Well, I’m afraid the box is too heavy for you, ____ thank you all the same.”
①  and
②  so
③  but
④  or
【单选题】 A guest arrived ____ I was doing my housework.
①  during
②  although
③  as though
④  while
【单选题】 —OK, $ 500, but that is my last offer. —____.?
①  Good idea! ?
②  What did you say??
③  Oh, its up to you. ?
④  OK. Its a deal.?