【简答题】If A=[3,1,4],B=[3,0,4,8],so A(1,3)*B=(_);
【简答题】选择正确的答语。 1. — What's your name? — [ ] A. I'm Liu Mingming. B. My name's Liu Ming. 2. — Let's go to school! — [ ] A. OK ! B. No! 3. — Nice to meet you. — [ ] A. Nice to meet you, too. B. N...
【多选题】对于数字签名,以下哪些是正确的描述?( )
A.
采用密码技术通过运算生成一系列符号或代码代替手写签名或印章
【单选题】--Sorry, I have to _________ now. It is time for class. --- OK, I’ll call back later.
【单选题】下列程序段运行后 x 的值是( ) int a=0, b=0, c=0, x=8; if(!a) x--; else if (b); if(c) x=3; else x=4;
【简答题】阅读理解。 It's a fine Sunday morning. Liu Mei and Wei Fang want to go to the Great Wall. At about seven o'clock, they are in a big bus. There are many people in it. They are very happy. Liu Mei and Wei Fa...
【单选题】—What’s the girl’s (女孩的) name? —______ name is Li Fang. [ ]
【简答题】If A=[3,0,4,8],B=[4,8,1],so A(1,1)*B=(_);