— Alice, your hair design is really nice. —________________.
A.No, no
B.Yours is nice
C.Thank you very much
D.My hair design is not nice at all
第1题:
The stages within the development phase of the software life cycle are ( 71 ).
A.design, analysis, implementation, and testing
B.analysis, design, implementation, and testing
C.analysis, design, testing, and implementation
D.design, analysis, testing, and implementation
第2题:
A. Design 1 is a looped triangle design.
B. Design 2 is a looped triangle design.
C. Design 2 achieves quick convergence using RSTP.
D. Both designs supportstateful services at the aggregation layer.
E. Design 2 is the most widely deployed in enterprise data centers.
第3题:
第4题:
A.alice.abc.com
B.alice#abc.com
C.alice@abc@com
D.alice@abc.com
第5题:
●Alice发送带数字签名的消息共有以下4个步骤,步骤的正确顺序是(56) 。
①Alice生成消息摘要 ②Alice生成消息
③Alice发送消息 ④Alice利用私钥生成签名
(56)A.①②③④
B.①②④③
C.②①④③
D.②①③④