设[tex=20.5x1.286]muAqPy1/cT1VIvX14HAB8xbklCf8djDvADQxn6CmOfh8pW31gnJh5uftijLA7U49[/tex]求下列指令单独执行后[tex=1.714x1.286]K6n3poi7A83Ocq7pzNc0Dg==[/tex]的内容:[tex=7.571x1.214]5ombcpBMW+HoEwfkALufKq3thLhgOAs26h1aZa4i1NM=[/tex]

设[tex=20.5x1.286]muAqPy1/cT1VIvX14HAB8xbklCf8djDvADQxn6CmOfh8pW31gnJh5uftijLA7U49[/tex]求下列指令单独执行后[tex=1.714x1.286]K6n3poi7A83Ocq7pzNc0Dg==[/tex]的内容:[tex=7.714x1.214]3uPDQq5lP2Qw7FdGKJNEuZ1vqJz63eBNdDjC27DD4Ms=[/tex]

设[tex=20.5x1.286]muAqPy1/cT1VIvX14HAB8xbklCf8djDvADQxn6CmOfh8pW31gnJh5uftijLA7U49[/tex]求下列指令单独执行后[tex=1.714x1.286]K6n3poi7A83Ocq7pzNc0Dg==[/tex]的内容:[tex=8.429x1.286]H8RGb1Z4n2NH7ZfHZu7lzPOHfC2LqG5L212ix/cEGBI=[/tex]

设[tex=20.5x1.286]muAqPy1/cT1VIvX14HAB8xbklCf8djDvADQxn6CmOfh8pW31gnJh5uftijLA7U49[/tex]求下列指令单独执行后[tex=1.714x1.286]K6n3poi7A83Ocq7pzNc0Dg==[/tex]的内容:[tex=8.071x1.214]hB5/V0KuDVrlIPGFcOtR03Rz13ijANHbwD9m5aD8mVg=[/tex]

设[tex=20.5x1.286]muAqPy1/cT1VIvX14HAB8xbklCf8djDvADQxn6CmOfh8pW31gnJh5uftijLA7U49[/tex]求下列指令单独执行后[tex=1.714x1.286]K6n3poi7A83Ocq7pzNc0Dg==[/tex]的内容:[tex=6.929x1.214]PnvdcLKAG3489izsrtO/Rcm0DyrGxDMxGQlhX+wkSzo=[/tex]

for i in range(b.max_row): for j in range(b.max_column): print(b.cell(row=i,column=j).value)上面语句运行的结果是：__________。 A: 1 1 1 1 1 1 1 1 1 1 B: 1111111111 C: 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 D: 出现异常

【单选题】CDMA通信的基站,假定基站A的码片序列是+1 +1 +1 -1 -1 +1 -1 -1,基站发射bit为101时,实际发射的信号是 A. +1 +1 +1 -1 -1 +1 -1 -1 +1 +1 +1 -1 -1 +1 -1 -1 –1 –1 –1 +1 +1 –1 +1 +1 B. +1 +1 +1 -1 -1 +1 -1 -1 –1 –1 –1 +1 +1 –1 +1 +1 +1 +1 +1 -1 -1 +1 -1 -1 C. +1 +1 +1 -1 -1 +1 -1 -1 +1 +1 +1 -1 -1 +1 -1 -1 +1 +1 +1 -1 -1 +1 -1 -1 D. –1 –1 –1 +1 +1 –1 +1 +1 –1 –1 –1 +1 +1 –1 +1 +1 –1 –1 –1 +1 +1 –1 +1 +1

for i in range(1,11): for j in range(1,11): b.cell(row=i,column=j).value=1 #b是一个工作表对象for i in range(1,11): for j in range(1,11): print(b.cell(row=i,column=j).value,end=" ") print()上面程序代码运行的结果是（）。 A: 1 B: 1 1 1 1 1 1 1 1 1 1 C: 1111111111 D: 1 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 11 1 1 1 1 1 1 1 1 1

下列哪个码片序列不能用于CDMA通信 A: ( -1 -1 -1 +1 +1 -1 +1 +1 ) B: ( -1 -1 +1 -1 +1 +1 +1 -1 ) C: ( -1 +1 -1 +1 +1 -1 -1 -1 ) D: ( -1 +1 -1 -1 -1 -1 +1 -1 )

请仔细观察下面行列式的计算过程，如果四个等号都理解了，请选择A，否则请选择B。 | a 1 1 1 1 | |a＋4 a＋4 a＋4 a＋4 a＋4| | 1 a 1 1 1 | | 1 a 1 1 1 | | 1 1 a 1 1 |= | 1 1 a 1 1 | | 1 1 1 a 1 | | 1 1 1 a 1 | | 1 1 1 1 a | | 1 1 1 1 a | | 1 1 1 1 1 | | 1 a 1 1 1 | =(a＋4) | 1 1 a 1 1 | | 1 1 1 a 1 | | 1 1 1 1 a | | 1 1 1 1 1 | | 0 a–1 0 0 0 | =(a＋4) | 0 0 a–1 0 0 | | 0 0 0 a–1 0 | | 0 0 0 0 a–1 | =(a＋4)(a–1)^4