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[主观题]

Do the following statements agree with the information given in Reading Passage 2 ? In box

es 20 — 26 on your answer sheet write YES if the statement agrees with the information NO if the statement contradicts the information NOT GIVEN if there is no information on this in the passage

Vehicle pollution is worse in European cities than anywhere else.

A.YES

B.NO

C.NOT GIVEN

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更多“Do the following statements ag…”相关的问题

第1题

What do the “states and kingdoms” refer to metaphorically in the second line?A.The sta

A.The states and kingdoms of great books.

B.The states of kingdoms of gol

C.The western islands of the United Kingdom.

D.The United States and the United Kingdom.

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第2题

Which one of following is wrong about Steve Jobs?()A、He dropped out of college.B、He sta

Which one of following is wrong about Steve Jobs?()

A、He dropped out of college.

B、He started Apple when he was 21.

C、His real parents were died when he was born.

D、He was a Buddist.

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第3题

The following suggestions increase "Programs" (1) and make them easier to (2): 1.Use a sta

The following suggestions increase "Programs" (1) and make them easier to (2):

1.Use a standard indention technique, blank lines, form. feeds, and spaces.

2.Insert plenty of comments into your code.

A.reliability

B.security

C.readability

D.usability

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第4题

下列程序的输出结果是()。#included stdi0.h>#included string.h>void fun(int b[]){ sta

下列程序的输出结果是()。

#included stdi0.h>

#included string.h>

void fun(int b[])

{ static int i=0;

do { b[i]+=b[i+1]; }

while(i<2);

}

main

{ int k,a[5]={1,3,5,4,9};

fun(a);

for(k=0;k<5;k++)

printf("%d",a[k]); }

A.13579

B.48579

C.48549

D.48999

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第5题

在窗体上画一个名称为Command1的命令按钮,然后编写如下事件过程:Private Sub Commandl_click()Di

在窗体上画一个名称为Command1的命令按钮,然后编写如下事件过程: Private Sub Commandl_click() Dim a As Integer,s As Integer a=8 s=1 Do s=sta a=a-1 Loop While a<=0 Print s=a End Sub 程序运行后,单击命令按钮,则窗体上显示的内容是______。

A.79

B.340

C.97

D.死循环

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第6题

Your database supports a DSS workload that involves the execution of complex queries: Curr
ently, the library cache contains the ideal workload for analysis. You want to analyze some of the queries for an application that are cached in the library cache.What must you do to receive recommendations about the efficient use of indexes and materialized views to improve query performance?()

A. Create a SQL Tuning Set (STS) that contains the queries cached in the library cache and run the SQL Tuning Advisor (STA) on the workload captured in the STS.

B. Run the Automatic Workload Repository Monitor (ADDM).

C. Create an STS that contains the queries cached in the library cache and run the SQL Performance Analyzer (SPA) on the workload captured in the STS.

D. Create an STS that contains the queries cached in the library cache and run the SQL Access Advisor on the workload captured in the STS.

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第7题

Consider the query:Mysql> SET @run = 15;Mysql> EXPLAIN SELECT objective, stage, COUNT (sta

Consider the query:Mysql> SET @run = 15;Mysql> EXPLAIN SELECT objective, stage, COUNT (stage)FROM iteminformationWHERE run=@run AND objective=’7.1’GROUP BY objective,stageORDER BY stage;The iteminformation table has the following indexes;Mysql> SHOW INDEXES FROM iteminformation:This query is run several times in an application with different values in the WHERE clause in a growing data set.What is the primary improvement that can be made for this scenario?()

Consider the query:Mysql> SET @run = 15;Mysql> EXP

Consider the query:Mysql> SET @run = 15;Mysql> EXP

A.Do not pass a user variable in the WHERE clause because it limits the ability of the optimizer to use indexes

B.Add an index on the objective column so that is can be used in both the WHERE and GROUP BY operations

C.Drop the run_2 index because it has caused a conflict in the choice of key for this query

D.Execute the run_2 index because it has caused a conflict in the choice of key for this query

E.Add a composite index on (run,objective,stage) to allow the query to fully utilize an index

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第8题

As children enter adolescents, they begin to do the following except ______.

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第9题

Read the story and answer the following questions. What do you think of the sales assistant?
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第10题

the workers asked the manager ()in the following days.

A.when to do

B.where to do

C.whether

D.what to do

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第11题

What do all you () do?

A.know

B.following

C.people

D.zoo

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