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【单选题】
下面哪一项属于文化的本质?()A.
教化
B.
得道
C.
入圣
D.
人化
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皮皮学刷刷变学霸
举一反三
【简答题】什么是电子商务？电子商务有哪些显著的特点？
【简答题】A．synchronous B．Asynchronous C．symmetric D．asymmetric
【多选题】Asymmetric and symmetric ciphers differ in which of the following way（s）？ （）
A.
Asymmetric ciphers use pre-shared keys
B.
Symmetric ciphers are faster to compute
C.
Asymmetric ciphers are faster to compute
D.
Asymmetric ciphers use public and private
【多选题】Which three are distinctions between asymmetric and symmetric algorithms？ （）
A.
Only symmetric algorithms have a key exchange technology built in
B.
Asymmetric algorithms are used quite often as key exchange protocols for symmetricalgorithms
C.
Only asymmetric algorithms have a key exchange technology built in
D.
Asymmetric algorithms are based on more complex mathematical computations
【简答题】不对称转录(asymmetric trancription)
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