The Department of Psychology at the University of Maryland _________ a campaign to stop one form. of cheating.A. movedB. launchedC. setD. resumed

题目
The Department of Psychology at the University of Maryland _________ a campaign to stop one form. of cheating.

A. moved

B. launched

C. set

D. resumed

相似考题

1.有如下SQL SELECT语句SELECT * FORM. 工资表 WHERE 基本工资<=2000 AND 基本工资>=1500下列与该语句等价的是A．SELECT * FORM. 工资表 WHERE 基本工资 BETWEEN 1500 AND 2000B．SELECT * FORM. 工资表 WHERE 基本工资 BETWEEN 2000 AND 1500C．SELECT * FORM. 工资表 WHERE 基本工资 FROM 1500 INTO 2000D．SELECT * FORM. 工资表 WHERE 基本工资 FROM 2000 INTO 1500

2.Examine the structure of the EMPLOYEES and DEPARTMENTS tables: EMPLOYEESColumn name Data type RemarksEMPLOYEE_ID NUMBER NOT NULL, Primary KeyEMP_NAME VARCHAR2 (30)JOB_ID VARCHAR2 (20)SALARY NUMBERMGR_ID NUMBER References EMPLOYEE_ID COLUMNDEPARTMENT ID NUMBER Foreign key to DEPARTMENT ID column of the DEPARTMENTS tableDEPARTMENTSColumn name Data type RemarksDEPARTMENT_ID NUMBER NOT NULL, Primary Key DEPARTMENT_NAME VARCHAR2(30)MGR_ID NUMBER References MGR_ID column of the EMPLOYEES tableEvaluate this SQL statement:SELECT employee_id, e.department_id, department_name, salaryFROM employees e, departments dWHERE e. department_id = d.department_id;Which SQL statement is equivalent to the above SQL statement? （）A. SELECT employee_id, department_id, department_name, salary FROM employees WHERE department_id IN (SELECT department_id FROM departments);B. SELECT employee_id, department_id, department_name, salary FROM employees NATURAL JOIN departments;C. SELECT employee_id, d.department_id, department_name, salary FROM employees e JOIN departments d ON e.department _ id = d. department_id;D. SELECT employee_id, department_id, department_name, Salary FROM employees JOIN departments USING (e.department_id, d.department_id);

3.ExhibitExamine the data in the EMPLOYEES and DEPARTMENTS tables.You want to retrieve all employees‘ last names, along with their manager‘s last names and their department names. Which query would you use?（）A. SELECT last_name, manager_id, department_name FROM employees e FULL OUTER JOIN department d ON (e.department_id = d.department_id);B. SELECT e.last_name, m.last_name, department_name FROM employees e LEFT OUTER JOIN employees m on ( e.managaer_id = m.employee_id) LEFT OUTER JOIN department d ON (e.department_id = d.department_id);C. SELECT e.last_name, m.last_name, department_name FROM employees e RIGT OUTER JOIN employees m on ( e.manager_id = m.employee_id) FULL OUTER JOIN department d ON (e.department_id = d.department_id);D. SELECT e.last_name, m.last_name, department_name FROM employees e LEFT OUTER JOIN employees m on ( e.manager_id = m.employee_id) RIGT OUTER JOIN department d ON (e.department_id = d.department_id);E. SELECT e.last_name, m.last_name, department_name FROM employees e RIGHT OUTER JOIN employees m on ( e.manager_id = m.employee_id) RIGHT OUTER JOIN departments d ON (e.department_id = d.department_id)F. SELECT last_name, manager_id, department_name FROM employees e JOIN department d ON (e.department_id = d.department_id);

4.有下列SQLSELECT语句：SELECT*FORM. 成绩表 WHERE 物理 BETWEEN 80 AND 90下列与该语句等价的是( )。A．SELECT*FORM. 成绩表 WHERE物理＜=90AND 物理＞=80B．SELECT*FORM. 成绩表 WHERE物理＜90AND 物理＞80C．SELECT*FORM. 成绩表 WHERE物理＞=90AND 物理＜=80D．SELECT*FORM. 成绩表 WHERE物理＞90 AND 物理＜80

参考答案和解析
参考答案：B
更多“The Department of Psychology at the University of Maryland _________ a campaign to stop one form. of cheating. ”相关问题

  • 第1题：

    Examine the structure of the EMPLOYEES and DEPARTMENTS tables:EMPLOYEESEMPLOYEE_ID NUMBERDEPARTMENT_ID NUMBERMANAGER_ID NUMBERLAST_NAME VARCHAR2(25)DEPARTMENTSDEPARTMENT_ID NUMBERMANAGER_ID NUMBERDEPARTMENT_NAME VARCHAR2(35)LOCATION_ID NUMBERYou want to create a report displaying employee last names, department names, and locations. Which query should you use to create an equi-join?（）

    A. SELECT last_name, department_name, location_id FROM employees , department ;

    B. SELECT employees.last_name, departments.department_name, departments.location_id FROM employees e, departments D WHERE e.department_id = d.department_id;

    C. SELECT e.last_name, d.department_name, d.location_id FROM employees e, departments D WHERE manager_id = manager_id;

    D. SELECT e.last_name, d.department_name, d.location_id FROM employees e, departments D WHERE e.department_id = d.department_id;


    参考答案：D

  • 第2题：

    Click the Exhibit button and examine the data in the EMPLOYEES and DEPARTMENTS tables.You want to retrieve all employees‘ last names, along with their managers‘ last names and their department names. Which query would you use?（）

    A.SELECT last_name, manager_id, department_name FROM employees e FULL OUTER JOIN departments d ON (e.department_id = d.department_id);

    B.SELECT e.last_name, m.last_name, department_name FROM employees e LEFT OUTER JOIN employees m on ( e.manager_id = m.employee_id) LEFT OUTER JOIN departments d ON (e.department_id = d.department_id);

    C.SELECT e.last_name, m.last_name, department_name FROM employees e RIGHT OUTER JOIN employees m on ( e.manager_id = m.employee_id) LEFT OUTER JOIN departments d ON (e.department_id = d.department_id);

    D.SELECT e.last_name, m.last_name, department_name FROM employees e LEFT OUTER JOIN employees m on ( e.manager_id = m.employee_id) RIGHT OUTER JOIN departments d ON (e.department_id = d.department_id);

    E.SELECT e.last_name, m.last_name, department_name FROM employees e RIGHT OUTER JOIN employees m on ( e.manager_id = m.employee_id) RIGHT OUTER JOIN departments d ON (e.department_id = d.department_id);

    F.SELECT last_name, manager_id, department_name FROM employees e JOIN departments d ON (e.department_id = d.department_id) ;


    参考答案：B

  • 第3题：

    WhichcommandwouldcreateamachineaccountinActiveDirectoryundertheComputers\BusinessUnit\Department\Serversorganizationalunit?()

    A.netrpcjoin-mlocalhost-ldap="ldap.ldapserver.comComputers\BusinessUnit\Department\Servers"

    B.rpcclient-c"joinComputers\BusinessUnit\Department\Servers"

    C.netadsjoinou="Computers\BusinessUnit\Department\Servers"

    D.netadsjoin"Computers\BusinessUnit\Department\Servers"


    参考答案：D

  • 第4题：

    Examine the data in the EMPLOYEES and DEPARTMENTS tables.EMPLOYEESLAST_NAME DEPARTMENT_ID SALARYGetz 10 3000Davis 20 1500Bill 20 2200Davis 30 5000Kochhar 5000DEPARTMENTSDEPARTMENT_ID DEPARTMENT_NAME10 Sales20 Marketing30 Accounts40 AdministrationYou want to retrieve all employees, whether or not they have matching departments in the departments table.Which query would you use?（）

    A. SELECT last_name, department_name FROM employees , departments(+);

    B. SELECT last_name, department_name FROM employees JOIN departments(+);

    C. SELECT last_name, department_name ON (e. department_ id = d. departments_id); FROM employees(+) e JOIN departments d

    D. SELECT last_name, department_name FROM employees e RIGHT OUTER JOIN departments d ON (e.department_id = d.department_id);

    E. SELECT last_name, department_name FROM employees(+) , departments ON (e. department _ id = d. department _id);

    F. SELECT last_name, department_name FROM employees e LEFT OUTER JOIN departments d ON (e. department _ id = d. department _id);


    参考答案：F

  • 第5题：

    有如下SQL SELECT语句SELECT*FORM. 工资表 WHERE 基本工资<=2000 AND 基本工资>=1500下列与该语

    有如下SQL SELECT语句 SELECT*FORM. 工资表 WHERE 基本工资＜＝2000 AND 基本工资＞＝1500 下列与该语句等价的

    A．SELECT*FORM. 工资表 WHERE 基本工资 BETWEEN 1500 AND 2000

    B．SELECT*FORM. 工资表 WHERE 基本工资 BETWEEN 2000 AND 1500

    C．SELECT*FORM. 工资表 WHERE 基本工资 FROM1500 INTO 2000

    D．SELECT*FORM. 工资表 WHERE 基本工资 FROM 2000 INTO 1500


    正确答案：A
    解析：SQL查询语句中特殊运算BE- TWEEN．．．AND．．，的含义为“…和…之间”。BETWEEN…AND．．．是SQL查询语句中的一个特殊运算符，意思为“…和…之间”，相当与逻辑运算中的(A＞＝AND＞＝8，其中A＞B)，选项 B)中数值放置错误，选项

  • 第6题：

    有下列SQL SELECT语句： SELECT * FORM. 成绩表 WHERE 物理 BETWEEN 80 AND 90 下列与该语句等价的( )。

    A．SELECT * FORM. 成绩表 WHERE 物理＜=90 AND 物理 ＞=80

    B．SELECT * FORM. 成绩表 WHERE 物理 ＜90 AND 物理＞80

    C．SELECT * FORM. 成绩表 WHERE 物理＞=90 AND 物理＜=80

    D．SELECT * FORM. 成绩表 WHERE 物理＞90 AND 物理＜80


    正确答案：A
    解析：BETWEEN..AND...是SQL查询语句中的一个特殊运算符，意思为“...和...之间”，相当与逻辑与运算中的(A＞=AND＞=B，其中A＞B)。

相关内容