【单选题】如果数据链路层差错检测采用奇偶校验,发端的输入比特序列为{110},经过奇偶校验码生成的校验比特序列为{1001},则发送比特序列为:()
【单选题】Although many calls we make are absolutely unnecessary, mobile phones can surely bring us convenience.
【简答题】看图,写单词。 1. Welcome to my ____________. 2. Open the ____________, please. 3. I'd like some ____________. 4. I want to drink some ____________. 5. I like ____________.
【判断题】对应付账款应采用发函询证法进行查清。( )
【简答题】We don't want to involve you ____ any unnecessary trouble and expenses.
【简答题】如果发送数据比特序列为11110011,生成多项式比特序列为11001,请问CRC校验序列为();发送方发送给接收方的比特序列为()。
【简答题】看图补全句子。 1. — last night? —I . 2. — ? —Yes, I did. 3. —Did you go swimming? — , . I .