皮皮学，免费搜题
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【多选题】
在实验流行病学研究中设立对照可避免:( )。A.
不能预知的结局
B.
向均数回归现象
C.
Hawthorne 效应
D.
安慰剂效应
E.
未知因素的影响
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】阅读下列代码 public class Test 2005{ public static void main(String args[]){ System.out.println(～(0xa5)&0xa
A.
0xa5
B.
10
C.
0x50
D.
0xaa
【单选题】An administrator has just installed a new NIC into the server. The system POSTs fine and the NIC is recognized by the OS, but it does not receive an IP address. Which of the following is the MOST like...
A.
The NIC is not on the HCL.
B.
The driver is incorrect on the server.
C.
The patch cable has not been seated properly.
D.
The NIC is not seated properly.
【单选题】Also known as NIC, this adapter card is used to connect a computer to a:
A.
AIA
B.
graphics
C.
expansion
D.
network
【简答题】秦始皇统一六国后，为了加强中央集权制，五次南巡，最后一次到达钱塘县(今杭州)，渡江到会稽山，祭祀大禹，留有《______》歌颂自己的丰功伟绩。
【简答题】秦始皇统一六国后,为了加强中央集权制,五次南巡,最后一次到达钱唐(今杭州),渡江到会稽山,祭祀大禹,留有______歌颂自己的丰功伟绩。
【单选题】The MAC address for your PC NIC is: C9-3F-32-B4-DC-19. What is the address of the OUI portion of this NIC card, expressed as a binary number?（）
A.
11001100-00111111-00011000
B.
11000110-11000000-00011111
C.
11001110-00011111-01100000
D.
11001001-00111111-00110010
E.
11001100-01111000-00011000
F.
11111000-01100111-00011001
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