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【单选题】
While troubleshooting a network problem,a technician discovers that the current copy of the Cisco IOS is outdated and needs to be updated.Which of the following commands would the technician issue to replace the Cisco router IOS with the newer version?（）A.
Router#copy tftp flash
B.
Router(config)#restore flash
C.
Router(config)#repair flash
D.
Router#copy flash run
E.
Router>copy start flash
F.
Router#copy start flash
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【单选题】原材料账户的本期期初余额为5600元,本期期末余额为5700元,本期贷方发生额为800元,该账户本期借方发生额为( )元。
A.
700
B.
900
C.
1600
D.
1200
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【多选题】如果在调试过程中发现按钮K1的功能不能实现,可能出现以下哪些问题?
A.
K1的硬件接口与软件编程不匹配；
B.
外部中断初始化语句出错；
C.
外部中断服务子函数的中断号错误；
D.
定时/计数器设置不正确；
【简答题】根据下列句子的意思及所给的汉语提示，写出空缺处单词、固定短语或固定搭配的正确形式。 1.I'm sure you can pass the exam _______ (成功). 2.It will _______ (有用的) for you to read more English newspapers. 3.Tom will come back on the _______ (第二十) of n...
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