更多“Before falling asleep, Helen __ the day’s happenings. However, she couldn’t recall who put forward that plan in the first place. ”相关问题
  • 第1题:

    Youhavecreatedaresourceplan,DAY.Youexecutethefollowingcode:

    SQL>BEGIN

    DBMS_RESOURCE_MANAGER.CREATE_SIMPLE_DIRECTIVE

    (PLAN=>’DAY’,

    COMMENT=>’DEPARTMENTSPLAN’,

    GROUP_OR_SUBPLAN=>’DEPARTMENTS’,

    CPU_P1=0);

    END;

    Then,youissuethefollowingcode:

    SQL>BEGIN

    DBMS_RESOURCE_MANAGER.CREATE_SIMPLE_DIRECTIVE

    (PLAN=>’DAY’,

    COMMENT=>’DEPARTMENTSPLAN’,

    GROUP_OR_SUBPLAN=>’DEVELOPERS’,

    CPU_P2=100);

    END;

    Whatwillbetheimpactofexecutingtheabovecode?()


    参考答案:B

  • 第2题:

    I can’t ( ) the name of the person I met yesterday.

    A. conclude
    B. explore
    C. release
    D. recall

    答案:D
    解析:
    考查词汇辨析。“我不能......昨天我碰到的那个人的名字”。A项:conclude总结;B项:explore探索、探测;C项:release释放、发布;D项:recall召回、回想起。根据句意可知D选项正确。

  • 第3题:

    考虑下面文法G(S): S→a∣ᴧ∣(T) T→T,S∣S (1)消去G(S)的左递归。 (2)给出所有非终结符的FIRST()和FOLLOW()集合。


    S ->(L)| a B B -> S | ε L -> S A A -> ,S A | ε

  • 第4题:

    如下函数的作用是以双倍行距输出文件: void double_space(ifstream &f,ofstream &t){ char c; while(______){ ______; if(c=='\n')t.put(c); } } 画线处缺失的部分是

    A.f.get(c)与t.put(c)

    B.f.put(c)与t.get(c)

    C.t.get(c)与f.put(c)

    D.t.put(c)与f.get(c)


    正确答案:A

  • 第5题:

    I can’t ___ the name of the person I met yesterday.

    A.conclude
    B.explore
    C.release
    D.recall

    答案:D
    解析:
    本题主要考查词语含义,A选项意为“推断,结束”,B选项意为“开拓,探索”,C选项意为“释放,发布”,D选项意为“回忆,回想”,题目意为“我回忆不起来昨天见面那个人的名字了。”