a team includes a large group of people working together.
members of a team are skilled employees.
the leader of a team believes in team work.
team members don’t communicate with the leader.
第1题:
People and animals are different ______their reactions to drugs and in the way ______their bodies work.
A. in…which
B. in…that
C. by…which
D. from…that
第2题:
对由SELECT—FROM—WHERE—GROUP—ORDER组成的SQL语句,其在被DBMS处理时,各子句的执序次序(43)。
A.SELECT—FROM—GROUP—WHERE—ORDER
B.FROM—SELECT—WHERE—GROUP—ORDER
C.FROM—WHERE—GROUP—SELECT—ORDER
D.SELECT—FROM—WHERE—GROUP—ORDER
第3题:
A. The SELECT statement is syntactically accurate.
B. The SELECT statement does not work because there is no HAVING clause.
C. The SELECT statement does not work because the column specified in the GROUP BY clause is not in the SELECT list.
D. The SELECT statement does not work because the GROUP BY clause should be in the main query and not in the subquery.
第4题:
A.SELECT * FROM employees where salary > (SELECT MIN(salary) FROM employees GROUP BY department_id);
B.SELECT * FROM employees WHERE salary = (SELECT AVG(salary) FROM employees GROUP BY department_id);
C.SELECT distinct department_id FROM employees WHERE salary > ANY (SELECT AVG(salary) FROM employees GROUP BY department_id);
D.SELECT department_id FROM employees WHERE salary > ALL (SELECT AVG(salary) FROM employees GROUP BY department_id);
E.SELECT last_name FROM employees WHERE salary > ANY (SELECT MAX(salary) FROM employees GROUP BY department_id);
F.SELECT department_id FROM employees WHERE salary > ALL (SELECT AVG(salary) FROM employees GROUP BY AVG(SALARY));
第5题:
对由SELECT--FROM—WHERE—GROUP--ORDER组成的SQL语句,其在被DBMS处理时,各子句的执行次序为()
A.SELECT—FROM—GROUP—WHERE—ORDER
B.FROM——SELECT--WHERE——GROUP——ORDER
C.FROM——WHERE——GROUP——SELECT——ORDER
D.SELECT——FROM——WHERE——GROUP——ORDER
第6题:
第7题:
Which three statements are true regarding subqueries?()
第8题:
Examine the data in the EMPLOYEES table: LAST_NAME DEPARTMENT_ID SALARY Getz 10 3000 Davis 20 1500 Bill 20 2200 Davis 30 5000 ... Which three subqueries work? ()
第9题:
People from different parts of the world live and work together.
There are almost three million people living and working in the city.
There are super amenities, ranging from the excellent shops and restaurants.
People can enjoy an urban lifestyle with cultural events such as concerts and operas.
第10题:
have more difficulty understanding himself
think more like a machine
look at himself in a different way
gain less satisfaction from his work
第11题:
the movement of the Jewish people away from their own country to live and work in other countries
the movement of people from any nation or group away from their own country
any group that has been dispersed outside its traditional homeland
a dispersion of an originally homogeneous entity, such as a language or culture
第12题:
The SELECT statement is syntactically accurate.
The SELECT statement does not work because there is no HAVING clause.
The SELECT statement does not work because the column specified in the GROUP BY clause is not in the SELECT list.
The SELECT statement does not work because the GROUP BY clause should be in the main query and not in the subquery.
第13题:
A.It allows students to work at their own speed.
B.It often provides welcome relief from the group-centered nature of much language teaching.
C.Students can consider their own individual needs and progress.
D.It will enhance students’ self-confidence.
第14题:
A. SELECT * FROM employees where salary > (SELECT MIN(salary) FROM employees GROUP BY department _ id);
B. SELECT * FROM employees WHERE salary = (SELECT AVG(salary) FROM employees GROUP BY department _ id);
C. SELECT distinct department_id FROM employees Where salary > ANY (SELECT AVG(salary) FROM employees GROUP BY department _ id);
D. SELECT department_id FROM employees WHERE SALARY > ALL (SELECT AVG(salary) FROM employees GROUP BY department _ id);
E. SELECT last_name FROM employees Where salary > ANY (SELECT MAX(salary) FROM employees GROUP BY department _ id);
F. SELECT department_id FROM employees WHERE salary > ALL (SELECT AVG(salary) FROM employees GROUP BY ANG (SALARY));
第15题:
A. SELECT * FROM employees where salary > (SELECT MIN(salary) FROM employees GROUP BY department _ id);
B. SELECT * FROM employees WHERE salary = (SELECT AVG(salary) FROM employees GROUP BY department _ id);
C. SELECT distinct department_id FROM employees Where salary > ANY (SELECT AVG(salary) FROM employees GROUP BY department _ id);
D. SELECT department_id FROM employees WHERE SALARY > ALL (SELECT AVG(salary) FROM employees GROUP BY department _ id);
E. SELECT last_name FROM employees Where salary > ANY (SELECT MAX(salary) FROM employees GROUP BY department _ id);
F. SELECT department_id FROM employees WHERE salary > ALL (SELECT AVG(salary) FROM employees GROUP BY ANG (SALARY));
第16题:
Click the Exhibit button and examine the data in the EMPLOYEES table.Examine the subquery:SELECT last_nameFROM employeesWHERE salary IN (SELECT MAX(salary)FROM employeesGROUP BY department_id);Which statement is true?()
A.The SELECT statement is syntactically accurate.
B.The SELECT statement does not work because there is no HAVING clause.
C.The SELECT statement does not work because the column specified in the GROUP BY clause is not in the SELECT list.
D.The SELECT statement does not work because the GROUP BY clause should be in the main query and not in the subquery.
第17题:
第18题:
下列查询语句中,错误的是()。
ASELECT Sno, COUNT(*) FROM SC GROUP BY Sno
BSELECT Sno FROM SC GROUP BY Sno WHERE COUNT(*)> 3
CSELECT Sno FROM SC GROUP BY Sno HAVING COUNT(*)> 3
DSELECT Sno FROM SC GROUP BY Sno
第19题:
对由SELECT--FROM—WHERE—GROUP--ORDER组成的SQL语句,其在被DBMS处理时,各子句的执行次序为()
第20题:
You work as an Exchange Administrator for TechWorid Inc.The company has a Windows 2008 Active Directory-base contains an Exchange Server 2010 organization.The management instructs you to ensure that a universal distribution Dept" does not receive any e-mail.The management also instructs you that in future, the group might be needed a following actions will you perform to accomplish the task?()
第21题:
POPULATE_LIST
POPULATE_GROUP
POPULATE_LIST_ITEM
POPULATE_LIST_FROM_GROUP
POPULATE_LIST_ITEM_FROM_GROUP
第22题:
SELECT * FROM employees where salary > (SELECT MIN(salary) FROM employees GROUP BY department _ id);
SELECT * FROM employees WHERE salary = (SELECT AVG(salary) FROM employees GROUP BY department _ id);
SELECT distinct department_id FROM employees Where salary > ANY (SELECT AVG(salary) FROM employees GROUP BY department _ id);
SELECT department_id FROM employees WHERE SALARY > ALL (SELECT AVG(salary) FROM employees GROUP BY department _ id);
SELECT last_name FROM employees Where salary > ANY (SELECT MAX(salary) FROM employees GROUP BY department _ id);
SELECT department_id FROM employees WHERE salary > ALL (SELECT AVG(salary) FROM employees GROUP BY ANG (SALARY));
第23题:
Subqueries can contain GROUP BY and ORDER BY clauses
Main query and subquery can get data from different tables
Main query and subquery must get data from the same tables
Subqueries can contain ORDER BY but not the GROUP BY clause
Only one column or expression can be compared between the main query and subquery
Multiple columns or expressions can be compared between the main query and subquery