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Which statement is true regarding a session key in the Diffie-Hellman key-exchange process?()A. A session key value is exchanged across the network.B. A session key never passes across the network.C. A session key is used as the key for asymmetric data en

题目
Which statement is true regarding a session key in the Diffie-Hellman key-exchange process?()

A. A session key value is exchanged across the network.

B. A session key never passes across the network.

C. A session key is used as the key for asymmetric data encryption.

D. A session key is used as the key for symmetric data encryption.


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  • 第1题:

    在一个JSP页中,session=true是默认值。()


    参考答案:正确

  • 第2题:

    Import for the first three months this year is larger than that for the__________period last year.


    A.relating

    B.concerning

    C.corresponding

    D.regarding

    答案:C
    解析:
    考查词义辨析。句意为“今年前三个月的进口量比上一年同期多”。relating to“相关的”,concerning“关于”,corresponding“相当的,对应的”,regarding“关于;就……而论”。根据句意可知是今年前三个月和去年相对应的前三个月做对比.故选C。

  • 第3题:

    下列选项中,关于page指令中指明需要内置Session对象的设置是()。

    A.session=”false”

    B.session=”0”

    C.session=”1”

    D.session=”true”


    namespace

  • 第4题:

    GivenanHttpServletRequestrequestandanHttpServletResponseresponse:41.HttpSessionsession=null;42.//insertcodehere43.if(session==null){44.//dosomethingifsessiondoesnotexist45.}else{46.//dosomethingifsessionexists47.}Toimplementthedesignintent,whichstatementmustbeinsertedatline42?()

    A.session=response.getSession();

    B.session=request.getSession();

    C.session=request.getSession(true);

    D.session=request.getSession(false);

    E.session=request.getSession("jsessionid");


    参考答案:D

  • 第5题:

    6、已知列表 lst=[1,2,3,4,5] ,则表达式 sorted(lst, reverse=True, key=lambda x:x%5) 的结果为______________.


    [4, 3, 2, 1, 5] 或者 [4,3,2,1,5]

  • 第6题:

    要在session对象中保存属性,可以使用以下哪个()语句。

    A.session.getAttribute(“key”,”value”);

    B.session.setAttribute(“key”,”value”);

    C.session.setAtrribute(“key”);

    D.session.getAttribute(“key”);


    A