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【单选题】
下面关于PLC的cpu说法正确的是()A.
是PLC的存储模块
B.
CPU的作用是不断的采集输入信号，执行用户程序，刷新系统的输出。
C.
是计算机的核心部件
D.
是手机的核心部件
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举一反三
【单选题】正应力沿截面高度呈( )变化,截面中性轴上各点处的正应力( ),距中性轴距离相等的各点,其正应力( ),上下边缘点正应力( )。
A.
线性；最大；相等；为零
B.
线性；为零；相等，最大
C.
连续；最大；相等；为零
D.
连续；为零；相等，最大
【单选题】Cherry The following scenario relates to questions 21–25Cherry Blossom Co (Cherry) manufactures custom made furniture and its year end is 30 April.You are the audit supervisor of Poplar & Co and are d...
A.
The control environment
B.
Control activities relevant to the audit
C.
The selection and application of accounting policies
D.
The information system relevant to financial reporting
【单选题】76 The audit junior has been assigned to the audit of the bank and cash balances of Truse Co. He has noted down the audit evidence he plans to obtain in respect of the bank and cash balances: 1. Bank ...
A.
4, 2, 1 and 3
B.
2, 1, 4 and 3
C.
4, 3, 2 and 1
D.
2, 4, 1 and 3
【单选题】Tom is ______ many other people who work here.
A.
junior to
B.
junior than
C.
more junior to
D.
more junior than
【单选题】An audit junior has been assigned to the audit of bank and cash balances of Howard Co. He has obtained the following audit evidence: 1.Bank reconciliation carried out by the cashier 2.Bank confirmatio...
A.
4, 2, 1 and 3
B.
2, 1, 4 and 3
C.
4, 3, 2 and 1
D.
2, 4, 1 and 3
【单选题】Which of the following is true about the holoenzyme in an open complex?
A.
The DNA is bound mainly to the sigma-subunit.
B.
There no interaction between the sigma factor and the -10 region.
C.
There are two Na+ ions in the core enzyme .
D.
Region 2.4 of the sigma-factor binds to the -35 region.
E.
The DNA is bound mainly to the sigma-subunit and there no interaction between the sigma factor and the -10 region are both true.
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