皮皮学，免费搜题
登录
搜题
【单选题】
A2题型】女24岁,第一胎37见红,规律宫缩,开全,接产前产妇外阴消毒,正确的是A.
先用2.5%碘酊消毒,再用75%乙醇脱碘
B.
用肥皂水棉球擦洗、温开水后再用酮碘(碘伏)按顺序消毒外阴
C.
用酮碘(碘伏)按顺序消毒外阳
D.
用1:5000高锰酸钾液消毒外阴
E.
0.1%苯扎溴铵(新洁尔灭)消毒外阴即可
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】For Hamming Distance, which one of the following statements is correct?
A.
The Hamming Distance of even parity check is 1
B.
The Hamming Distance of odd parity check is 2
C.
If the hamming distance is d, d+1 errors can be detected
D.
If the hamming distance is 2d, d errors can be corrected
【简答题】下列属于学生注意听讲的描述有() A.注目凝视 B.交头接耳 C.屏息静气 D.若有所思 E.侧耳倾听
【单选题】下列代谢过程和现象中，与碱基互补配对原则无关的是 [ ]
A.
蛋白质的合成过程
B.
DNA分子结构的稳定性
C.
遗传物质的复制，转录及表达
D.
体细胞内染色体成对存在
【单选题】which of the following statement about hamming code is correct?
A.
Hamming code can check error, but can’t correct it.
B.
If the syndrome word contains more than one bit set to 1, it indicate that the Hamming code is error and the data is correct.
C.
Hamming code can not only check error, but also can correct it. The precondition is that only one bit is error.
D.
If the data contains 12 bits, the hamming code should be 4 bits.
【单选题】在蛋白质合成过程中，信使RNA能够行使模板功能的结构基础是（）
A.
以DNA信息链为模板转录而成
B.
进入细胞质后同核糖体结合
C.
以密码子形式携带遗传信息
D.
转录遵循碱基互补配对原则
【多选题】Which of the Hamming distance is 2 among the followings?
A.
00100010 00110010
B.
00100011 00110010
C.
00000010 00110010
D.
00100111 00110010
【单选题】Which of the following expressions is correct to calculate the fourth bit C4 of hamming code?
A.
C4=D1 ⊕ D2 ⊕ D4 ⊕ D5 ⊕ D7
B.
C4=D1 ⊕ D3 ⊕ D4 ⊕ D6 ⊕ D7
C.
C4=D2 ⊕ D3 ⊕ D4 ⊕ D8
D.
C4= D5 ⊕ D6 ⊕ D7 ⊕ D8
相关题目：