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【单选题】
数据链路层的协议数据单元(PDU)也被称作______。A.
报文
B.
.帧
C.
报文段
D.
数据报
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反馈参考答案：
举一反三
【单选题】李建是一民营企业职工,她工作中经常接到来自上级的两个有时甚至更多相互冲突的命令。以下哪种说法指出了导致这一现象的本质原因?( )
A.
该公司在组织设计上采用了事业部制结构
B.
该公司在组织运行中出现了越级指挥问题
C.
该公司的组织层次设计过多
D.
该公司组织运行中有意或无意地违背了统一指挥原则
【单选题】Only when he was refused by the interviewer ________ the importance of knowing English.
A.
did he realize
B.
he realized
C.
had he realized
D.
was he realized
【单选题】When did the mom think she became a real mom?
A.
When she removed them from the home.
B.
When she could laugh over spilled milk.
C.
When her daughter was born.
【简答题】Java语言中,通常把可能发生异常的方法调用语句放到try块中,并用紧跟其后的_____________来捕获和处理异常。
【简答题】慢性苯中毒主要损害
【单选题】When did the real Chris Gardner determine to be a motivational speaker?
A.
After his wife’s death.
B.
After he became a stock broker.
C.
After he opened his own company.
D.
After he became the CEO of his company.
【多选题】关于报税仓储,下列说法正确的有()
A.
可以存储暂时入境并需要复运出境的货物
B.
报税仓库里面货物可以暂缓纳税
C.
仓储活动不受海关监控
D.
出入库单据均需海关签署
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