更多“Which of the following operations need NOT to be entered on the Oil Record Book Part I? I ”相关问题
  • 第1题:

    I ________ help. I can do it myself.

    A.need to

    B.don’t need

    C.needn’t

    D.need


    参考答案:B

  • 第2题:

    I ____ you will write me back soon.

    A、wish

    B、hope

    C、want

    D、need


    正确答案:B

  • 第3题:

    2、在Need矩阵中,need(i,j)=a表示()。

    A.进程i最多需要j类资源a个

    B.进程i最多还需要j类资源a个

    C.进程j最多还需要i类资源a个

    D.进程j最多需要i类资源a个


    P1;P3

  • 第4题:

    Which statement is true about a running session that belongs to the online transaction processing (OLTP) group?()

    A. It permanently switches to the low_group consumer group if the session exceeds 10,000 I/O requests or 2,500 MB of data transfer.

    B. It performs the first 10000 I/O requests or 2,500 MB of data transfer in the LOW-GROUP consumer group, and then switches to the original group.

    C. It switches to the LOW_GROUP consumer group if the session exceeds 10000 I/O requests or 2500 MB of data transfer and returns to the original group after the operation.

    D. It switches to the LOW_GROUP consumer group if the session exceeds 10000 I/O requests or 2500MB of data transfer for queries, but not for data manipulation language (DML) operations.


    参考答案:D

  • 第5题:

    在Need矩阵中,need(i,j)=a表示()。

    A.进程i最多需要j类资源a个

    B.进程i最多还需要j类资源a个

    C.进程j最多还需要i类资源a个

    D.进程j最多需要i类资源a个


    进程i最多还需要j类资源a个

  • 第6题:

    29、如下程序的输出结果是 int main() { char books[][20]={"English","Math","Physical"}; int i,j; for(i=0;i<3;i++) { strcat(books[i],"book"); } printf("%s",&books[i-1][3]); return 0; }

    A.Physicalbook

    B.sical

    C.Physical

    D.sicalbook


    B 解析: 本题涉及字符串最基本的两个概念:①字符串的长度是指字符串中字符的个数,但不包括字符串结束符;②以反斜杠“\\”开头的特殊字符序列,意思是把反斜杠后面的字符序列转换成特定的含义,而不是原来的含义,不包含在字符串长度之内,“\\”连同后面的字符为一个长度。