Examine the details of the Top 5 Timed Events in the following Automatic Workloads Repository (AWR)report:What are three possible causes for the latch-related wait events?()
第1题:
A.top++;V[top]=x;
B.V[top]=x;top++;
C.top--;V[top]=x;
D.V[top]=x;top--;
第2题:
A. Accept the recommended SQL profile.
B.Collect statistics for the related objects.
C. Run the Access Advisor for the SQL statement.
D. Run the Segment Advisor for recommendations.
第3题:
在一个栈顶指针为top的链栈中删除一个结点时,用x保存被删除的结点,应执行()。
Ax=top->data;top=top->next;
Btop=top->next;x=top;
Cx=top;top=top->next;
Dx=top->data;
第4题:
Which of the following is not considered a common approach to narrow the field of potentialproblem causes? (Choose the best answer.)()
第5题:
从栈顶指针为top的链栈中删除一个结点,用x保存被删除结点的值,则执行()。
第6题:
实现左上,右上圆角,左下和右下直角以下写法正确的是()。
第7题:
设top是一个链栈的栈顶指针,栈中每个结点由一个数据域data和指针域next组成,设用x接收楼顶元素,则出栈操作为()。
第8题:
设top是一个链栈的栈顶指针,栈中每个结点由一个数据域data和指针域next组成,设用x接收栈顶元素,则出栈操作为()。
第9题:
You are the network administrator for You administer a Windows Server 2003 computer named TestKing5. The hardware vendor for TestKing5 notifies you that a critical hotfix is available. This hotfix is required for all models of this computer that have a certain network interface card. You need to find out if the network interface card that requires the hotfix is installed in TestKing5. What are two possible ways to achieve this goal? (Each correct answer presents a complete solution. Choose two.)()
第10题:
x=top->data;top=top->link;
top=top->link;x=top->link;
x=top;top=top->link;
x=top->link;
第11题:
The size of the shared pool is too small.
Cursors are not being shared.
A large number COMMITS are being performed.
There are frequent logons and logoffs.
The buffers are being read into the buffer cache, but some other session is changing the buffers.
第12题:
select * from student where rowcount=5
select TOP of 5*from student
select TOP5 * from student
select * from student where rowcount<=5
第13题:
A、top不变
B、top=0
C、top=top+1
D、top=top-1
第14题:
若一个栈以向量V[1..n]存储,初始栈顶指针top为n+1,则下面x进栈的正确操作是()。
A.top=top+1;V[top]=x
B.V[top]=x;top=top+1
C.top=top-1;V[top]=x
D.V[top]=x;top=top-1
第15题:
HTML5中,()元素经常与details元素配合使用,作为details元素的第一个子元素。
第16题:
若一个栈以向量V[1..n]存储,初始栈顶指针top设为n+1,则元素x进栈的正确操作是()。
第17题:
对一个栈顶指针为top的链栈进行出栈操作,用变量e保存栈顶元素的值,则执行()。
第18题:
下面对于margin定义不正确的是()。
第19题:
在一个栈顶指针为top的链栈中,将一个p指针所指的结点入栈,应执行()。
第20题:
Your alert log file has the following information: Tue May 25 17:43:38 2004 ORA-00060: Deadlock detected. More info in file /u01/app/oracle/admin/ORCL/udump/orcl_ora_3173.trc. What would you do to ensure that database is still running correctly?()
第21题:
xxx-xxx-xxxx
(xxx) xxxxxxx
(xxx) xxx-xxxx
xxx-(xxx)-xxxx
第22题:
s.elem[top]=e;s.top=s.top+1;
s.elem[top+1]=e;s.top=s.top+1;
s.top=s.top+1;s.elem[top+1]=e;
s.top=s.top+1;s.elem[top]=e;
第23题:
x=top->data;top=top->next;
top=top->next;x=top;
x=top;top=top->next;
x=top->data;
第24题:
None of the data definition language (DDL) statements are logged in the trace file.
Only DDL commands that resulted in errors are logged in the alert log file.
A new log.xml file that contains the DDL statements is created, and the DDL command details are removed from the alert log file.
Only DDL commands that resulted in the creation of new database files are logged.