Which of the following operations need NOT to be entered on the Oil Record Book Part I? I、Disposal of oil residues. II、 Internal transfer of fuel oil
A.I only
B.II only
C.both I and II
D.neither I nor II
第1题:
A.need to
B.don’t need
C.needn’t
D.need
第2题:
A、wish
B、hope
C、want
D、need
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
第4题:
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.
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
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