Your application regularly issues the following statement: SELECT * FROM BANK_ACCT WHERE ACCT_BALANCE BETWEEN 1000 and 10000; Which of the following database objects would be inappropriate for use with this statement?（）
Given the following query:SELECT last_name, first_name, age, hire_date FROM employee WHERE age > 40Which of the following clauses must be added to return the rows sorted by AGE, oldest first, and by LAST_NAME, from A to Z?（）
假设表s中有10条记录，其中字段b小于20的记录有3条，大于等于20、并且小于等于30的记录有3条，大于30的记录有4条。执行下面的程序后，屏幕显示的结构是（ ）。 SET DELETE ONDELETE FROM s WHERE b BETWEEN 20 AND 307 RECCOUNT()
A customer has 20 E1s to add between far-end nodes in an SNCP ring. What type of circuit would you recommend？（）
How much control you want to turn over to the car may（）your age and where you are going.
A GRE tunnel is configured between a local and a remote site. Where should the service policy be applied to classify packets based on the pretunnel header? （）
在C#中〃下列代码的运行结果是（）。int[]age1=newint[]{10，20}；int[]age2=age1；age2[1]=30；Console.WriteLine（age1[1]）；
设有Teachers表，该表的定义如下： CREATE TABLE Teachers（ Tno CHAR（8） PRIMARY KEY， Tname VARCHAR（10） NOT NULL， Age TINYINT CHECK（Age BETWEEN 25 AND 65） ） 下列插入语句中，不能正确执行的是（）。
1.在“学生选课”数据库中的两个关系如下。S(SNO,SNAME,SEX,AGE),SC(SNO,CNO,GRADE)则与SQL命令“SELECT SNAME FROM S WHERE SNO IN(SELECT SNO FROM SC WHERE GRADE<60)”等价的关系代数表达式是_____ 。
Where does the first fight take place between Montagues and Capulets in the movie?
In business letter, the return address of the sender of the letter is provided so the recipient can easily find out where to send a reply to. Skip a line between your address and the date.
假设有列表a = ['name', 'age', 'sex']和b = ['Cui', 20, 'Male'],请使用一个语句将这两个列表的内容转换为字典,并且以列表a中的元素为“键”,以列表b中的元素为“值”,这个语句可以写为______。
与WHERE G BETWEEN 60 AND l00语句等价的子句是( )。
有学生信息表 student,求年龄在 20-22岁（含 20 岁和22岁）的学生姓名和年龄的SQL语句是：SELECT sname,age FROM student WHERE age_____ 。
以下选项中，与“WHERE 分数 BETWEEN 75 AND 85”等价的是（ ）。
Write two sentences for each place. Use near, across from,next to, in front of, behind, or between.Where is your house?
A．At the age of 31.
设有关系R(A，B，C)和S(A，B，C)，下面的SQL语句：SELECT*FROM R WHEREA＜=20UNIONSELECT*FROM S WHERE A＞=80所对应的关系代数操作，除选择外还有哪一种操作？
听力原文： Naturally, a large number of senior citizens in America are looking forward to enjoying their retirement, but the recent trend in retirement has made it harder and harder. Some people have to delay their retirement by a few years and keep working to earn extra income, and those who have already quit their job have a very tough time finding another one. According to the nation's largest credit-counseling agency, the baby boomer generation is the first generation that is going into retirement carrying substantial credit-card debt. The average credit-card balance among Americans over the age of 65 climbed 149 percent between 1989 and 2001. Those between the ages of 55 and 64 carried a similar amount of debt.
听力原文： In some countries, taking lots of days off work sick would get you fired and the idea of offering prizes for good attendance would be little more than a joke. But absenteeism has become a big problem in Britain, where the employment laws offer protection to sick workers, but do not enable employers to distinguish between the genuinely iii and those who are pretending.
下面（)语句和“select * from student where sex=’男’&& age=20;”语句查询出的结果是一样的。
Scholars around the world are convinced that more than 20,000 years ago,the first American settlers arrived in the continent from Asia to America, across a narrow land strip where the___ is today（）
当前盘当前目录下有数据库db_stock,其中有数据库表stock，该数据库表的内容是： 股票代码 股票名称 单价 交易所 600600 青岛啤酒 7.48 上海 600601 方正科技 15.20 上海 600602 广电电子 10.40 上海 600603 兴业房产 12.76 上海 600604 二纺机 9.96 上海 600605 轻工机械 14.59 上海 000001 深发展 7.48 深圳 000002 深万科 12.50 深圳 有如下SQL SELECT语句 SELECT*FROM stock WHERE单价BETWEEN 12.76 AND 15.20 与该语句等价的是（）
设当前数据库文件有一类型为N 的age字段,执行DISPLAY WHILE age=20之后记录指针将指向
