【简答题】信息系统运行与维护中,日常运行维护的主要风险点是什么?应采取怎样的控制措施?
【单选题】This is ______ true when a Chinese learner talks with a native speaker.
【单选题】— Would Keven mind my using his Oxford Advanced Learner's English-Chinese dictionary? — ________. He is generous and helpful. [ ]
【单选题】According to the text, some people lay blame on Chinese boom in that ______.
A.
chinese is difficult for its complex grammatical and tonal system.
B.
some countries fear that China will take their global market share.
C.
the position of other languages has been marginalized by Chinese.
D.
some countries fear to be politically and economically controlled by China.
【判断题】在随机接入过程中,多个UE可能使用一个前导码。这种现象称为随机接入冲突。随机接入冲突在第3步骤中解决。()
【单选题】调查人员自作主张避免与那些他们认为不合适或难以接触的抽样单位打交道,属于( )行为。