The report from the US Department of Education shows that______.A. the number of the expulsions is not large.B. the number of the expulsion is wrong.C. there are soldiers hiding among the students.D. guns are out of control in the US schools.
题目
The report from the US Department of Education shows that______.
A. the number of the expulsions is not large.
B. the number of the expulsion is wrong.
C. there are soldiers hiding among the students.
D. guns are out of control in the US schools.
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第1题：
Examine the data in the EMPLOYEES and DEPARTMENTS tables:
EMPLOYEES
EMP_NAME DEPT_ID MGR_ID JOB_ID SALARY
EMPLOYEE_ID
101 Smith 20 120 SA_REP 4000
102 Martin 10 105 CLERK 2500
103 Chris 20 120 IT_ADMIN 4200
104 John 30 108 HR_CLERK 2500
105 Diana 30 108 IT_ADMIN 5000
106 Smith 40 110 AD_ASST 3000
108 Jennifer 30 110 HR_DIR 6500
110 Bob 40 EX_DIR 8000
120 Ravi 20 110 SA*DIR 6500
DEPARTMENTS
DEPARTMENT_ID DEPARTMENT_NAME
10 Admin
20 Education
30 IT
40 Human Resources
Also examine the SQL statements that create the EMPLOYEES and DEPARTMENTS tables:
CREATE TABLE departments
(department_id NUMBER PRIMARY KEY,
department _ name VARCHAR2(30));
CREATE TABLE employees
(EMPLOYEE_ID NUMBER PRIMARY KEY,
EMP_NAME VARCHAR2(20),
DEPT_ID NUMBER REFERENCES
departments(department_id),
MGR_ID NUMBER REFERENCES
employees(employee id),
MGR_ID NUMBER REFERENCES
employees(employee id),
JOB_ID VARCHAR2(15).
SALARY NUMBER);
ON the EMPLOYEES,
On the EMPLOYEES table, EMPLOYEE_ID is the primary key.
MGR_ID is the ID of managers and refers to the EMPLOYEE_ID. DEPT_ID is foreign key to DEPARTMENT_ID column of the DEPARTMENTS table. On the DEPARTMENTS table, DEPARTMENT_ID is the primary key.
Examine this DELETE statement:
DELETE
FROM departments
WHERE department id = 40;
What happens when you execute the DELETE statement?（）
参考答案：B
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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
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第3题：
【C6】
A．punishes
B．defeats
C．tells
D．shows
正确答案：A
此处是说华尔街怎样惩罚那些作虚假报表的公司。所以应选punish(惩罚)。其他三项“defeat击败，战胜；tell告诉；show显示”意思都不对。 -
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
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第5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
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第6题：
以下描述是否正确：多步构建允许在Dockerfile中使用多个FROM指令。两个FROM指令之间的所有指令会生产一个中间镜像，最后一个FROM指令之后的指令将生成最终镜像。中间镜像中的文件可以通过COPY --from=＜image-number＞指令拷贝，其中image-number为镜像编号，0为第一个基础镜像。没有被拷贝的文件都不会存在于最终生成的镜像，这样可以减小镜像大小，同时避免出现安全问题。
供应链是一种相对稳定的组织结构形式，影响供应链稳定的因素一个是供应链中的企业， 另一个就是供应链的组织结构。;必须在供应链组织结构构建时将链中各企业之间的利益分配加以明确。;供应链是是一条增值链，它的构建并不是任意而为，供应链中每一个环节都必须是价值增值的过程。;供应链将链中的企业加以集成的形式，使得链中企业的资源能够共享，获得优势互补的整体效益。;在设计供应链的组织结构时，必须慎重选择供应链中的企业，严格分析每一环节是否存在真正的价值增值活动