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. sdm 使用阿里云域名申请 Let’s Encrypt 通配符 域名证书

    安装acme 进入 套件中心 点击安装 Git Server 之后进入SSh会使用git命令 方法1--------------------------------------- 获取代码 git c ...

  2. c# class struct区别

    一句话,前者引用类型,后者值类型,适合高性能的情况,但不可存储大数据.

  3. 什么是http头信息

    HTTP(HyperTextTransferProtocol)是超文本传输协议的缩写,它用于传送WWW方式的数据,Http协议定义了很多与服务器交互的方法,最基本的有4种,分别是GET.POST.PU ...

  4. springboot中的任务(异步任务--定时任务--邮件任务)

    1.pom文件 <?xml version="1.0" encoding="UTF-8"?> <project xmlns="htt ...

  5. 有关jQuery valid 验证多个同name属性的input的问题

    今天遇到需要动态添加多个同name属性的input框,用jQuery valid进行验证时,没有指定不同的id,验证只会在第一个显示提示信息,因为jQuery valid显示的提示信息是根据每个inp ...

  6. 获取地址栏的URL: PHP JS

    1. PHP 获取上一页的URL 在php中可以通过内置的变量的属性来获取上一页的URL: $_SERVER['HTTP_REFERER']. 但是在IE中如果跳转是通过js函数如: window.l ...

  7. C语言中的序列点和副作用

    参考: http://www.2cto.com/kf/201210/161225.html

  8. Java 设计模式系列(十二)代理模式

    Java 设计模式系列(十二)代理模式 代理模式是对象的结构模式.代理模式给某一个对象提供一个代理对象,并由代理对象控制对原对象的引用. package com.github.binarylei.de ...

  9. 自动化ui 保存max场景信息 结构化处理比较好用

    struct gt_cl_hp_saveMaxinfo ( pathpp ="" , fn savemaxinfor =( DialogMonitorOPS.unRegisterN ...

  10. BI失败的原因

    最最重要的, 要有个清晰的目标和范围. 有些客户, 完全脑袋一热开始上BI, 连根本上要BI来解决什么问题都不知道.作为企业的CIO, 首先要知道上BI项目是不是符合企业的战略目标, 是不是能给企业带 ...