72、View the exhibit for the structure of the STUDENTand FACULTYtables.

STUDENT

Name Null? Type

------------------ ------------------- -------------

STUDENT_ID NOT NULL NUMBER(2)

STUDENT_NAME VARCHAR2(20)

FACULTY_ID VARCHAR2(2)

LOCATION_ID NUMBER(2)

FACULTY

Name Null? Type

------------------ ------------------- -------------

FACULTY_ID NOT NULL NUMBER(2)

FACULTY_NAME VARCHAR2(20)

LOCATION_ID NUMBER(2)

You need to display the faculty name followed by the number of students handled by the faculty at the base location.

Examine the following two SQL statements:

Statement 1

SQL>SELECT faculty_name, COUNT(student_id)

FROM student JOIN faculty

USING (faculty_id, location_id)

GROUP BY faculty_name;

Statement 2

SQL>SELECT faculty_name, COUNT(student_id)

FROM student NATURAL JOIN faculty

GROUP BY faculty_name;

Which statement is true regarding the outcome?

A. Only statement 2 executes successfully and gives the required result.

B. Only statement 1 executes successfully and gives the required result.

C. Both statements 1 and 2 execute successfully and give different results.

D. Both statements 1 and 2 execute successfully and give the same required result.

Correct Answer: A

【OCP题库-12c】最新CUUG OCP 071考试题库(72题)的更多相关文章

  1. 【OCP题库】最新CUUG OCP 12c 071考试题库(65题)

    65.(22-16) choose the best answer: The CUSTOMERS table has the following structure: You need to writ ...

  2. 【OCP题库】最新CUUG OCP 12c 071考试题库(68题)

    68.(29-13)choose two: Which two statements are true? (Choose two.) A) DICTIONARY is a view that cont ...

  3. 【OCP题库】最新CUUG OCP 12c 071考试题库(67题)

    67.(25-8)choose the best answer: View the Exhibit and examine the structure of CUSTOMERS table. Eval ...

  4. 【OCP题库】最新CUUG OCP 12c 071考试题库(66题)

    66.(22-19)choose two Examine the structure proposed for the TRANSACTIONS table: Which two statements ...

  5. OCP培训 Oracle 12c/18c/19c OCP认证实战培训【送OCP优惠名额】

    一.OCP培训 Oracle 12c/18c/19c OCP认证全套实战培训[送OCP优惠名额],本课程内容 课程目标: 为满足想参加Oracle OCP考证的学员,风哥设计的一套比较全面OCP实战培 ...

  6. 【OCP题库-12c】最新CUUG OCP 071考试题库(71题)

    71.(32-18) choose three Which three statements indicate the end of a transaction? (Choose three.) A) ...

  7. 【OCP题库-12c】最新CUUG OCP 071考试题库(70题)

    70.(31-2)choose the best answer: View the Exhibit and examine the structure of the Book table. The B ...

  8. 【OCP题库-12c】最新CUUG OCP 071考试题库(69题)

    69.(31-1)choose the best answer: Evaluate the following query: SELECT INTERVAL '300' MONTH, INTERVAL ...

  9. 【OCP-12c】2019年CUUG OCP 071考试题库(74题)

    74.View the exhibit and examine the structure of ORDERS and CUSTOMERS tables. ORDERS Name     Null?  ...

随机推荐

  1. IIS 禁止访问:在 Web 服务器上已拒绝目录列表

    webconfig <configuration> <system.webServer> <directoryBrowse enabled="true" ...

  2. VBS 创建快捷方式

    Dim Shell,DesktopPath,link Set Shell = CreateObject("WScript.Shell") DesktopPath = Shell.S ...

  3. 表单的编辑添加和删除 .removeClass() .append() .preAll() .attr('b') document.createElement()

    1.$(..).removeClass()   去除属性 2$(..).append 把内容加在后面 3.$(..).preAll()  前面所有的兄弟属性 4.$(..).attr('b')  属性 ...

  4. sqlserver数据库导出成insert语句

    点击数据库名称右键=========>任务========>生成脚本 一.表结构导出成sql语句 二.数据导出成sql语句

  5. 【319】Python 通过 Twilio 发短信

    参考:python利用twilio模块给自己发短信 参考:使用python实现往手机发短信(基于twilio) 步骤如下: 登录 Twilio 网站注册,貌似需要***,包括用户名.密码.手机号.项目 ...

  6. context和aop

    context可以看作是模切关注点,通过给join point(即被织入的业务)标记自定义属性(point cut,继承自ContextAttribute),可以得到context,然后advice具 ...

  7. NPOI工具类

    NPOI调用方法 DataTable dt = new DataTable(); Dictionary<string, string> header = new Dictionary< ...

  8. 28-python 中格式对齐之中文格式对齐问题

    一般的可以按这个搞,但是中文就会有问题: python基础_格式化输出(%用法和format用法) 对于 print('1234567890' * 10)print('%10s' % '今天好')pr ...

  9. JAVA-用HttpClient来模拟浏览器GET,POST

    一般的情况下我们都是使用IE或者Navigator浏览器来访问一个WEB服务器,用来浏览页面查看信息或者提交一些数据等等.所访问的这些页面有的仅仅是一些普通的页面,有的需要用户登录后方可使用,或者需要 ...

  10. 随机分布 + action 计数

    For random samples from , use:  注意平方: sigma * np.random.randn(...) + mu 2.5*2.5 = 6.25 Two-by-four a ...