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【单选题】
为实现差错控制，需对所传送的数据附加校验和。在计算机网络中广泛使用的校验方式是(32)。当网络采用CRC校验，校验码合法的生成多项式是(33)，按该生成多项式产生的校验码有(34)位，其检错能力为(35)。接收端发现错误后采取的纠错措施是(36)。A.
奇偶校验
B.
校验
C.
格雷校验
D.
循环冗余校验
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【判断题】The basic structure of boron fibers is that the center core is the tungsten wire, and the outer shell is made of amorphous boron.
A.
正确
B.
错误
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A.
water pressure
B.
total longitudinal bending
C.
wave impact
D.
all of the above
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【判断题】22判断The basic structure of boron fiber is that the center core is the tungsten wire, and the outer shell is made of amorphous boron
A.
正确
B.
错误
【判断题】The typical structure of boron fibers is that the center core is the tungsten wire, and the outer shell is made of amorphous boron.
A.
正确
B.
错误
【判断题】The basic structure of boron fiber is that the center core is the tungsten wire, and the outer shell is made of amorphous boron
A.
正确
B.
错误
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