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  • 【第32题】OCP认证071近期出现的考试题库分享2019-05-27
  • 071题库分享-第32题、choose the best answer: Examine the structure of the BOOKS_TRANSACTIONS table. You want to update this table such that BOOK_ID is set to 'INVALID' for all rows where no MEMBER_ID has been entered. Examine this partial SQL statement: SQL UPDATE books_transactions SET book_id = 'INVALID' WHERE............... Which condition must be used in the WHERE clause to perform th........详情
  • 【第33题】OCP认证071近期出现的考试题库分享2019-05-27
  • 071题库分享-第33题、choose two: Examine the data in the CUSTOMERS table: You want to list all cities that have more than one customer along with the customer details. Evaluate the following query: SQLSELECT c1.custname, c1.city FROM Customers c1__________Customers c2 ON (c1.city=c2.city AND c1.custnamec2.custname); Which two JOIN options can be used in the blank in the above query to give ........详情
  • 【第34题】OCP认证071近期出现的考试题库分享2019-05-27
  • 071题库分享-第34题、choose two Which two statements are true regarding operators used with subqueries? (Choose two.) A) =ANY and =ALL operators have the same functionality. E) The NOT IN operator is equivalent to is NULL. C) The D) The NOT operator can be used with IN, ANY and ALL operators. E) The IN operator cannot be used in single-row subqueries......详情
  • 【第35题】OCP认证071近期出现的考试题库分享2019-05-27
  • 071题库分享-第35题、choose the best answer: View the Exhibit and examine the structure of the ORDERS table. Which UPDATE statement is valid? A) UPDATE orders SET order_date = '12-mar-2007' AND order_total = TO_NUMBER(NULL) WHERE order_id = 2455;.....详情
  • 【第36题】OCP认证071近期出现的考试题库分享2019-05-27
  • OCP认证的071考试复杂多变,不断的有新考题出现,对很多考生造成了困扰,对此,我们专门收集整理了近期出现的071考试原题,并由专业人员对考题进行了讲解,帮助大家顺利通过071考试。--------------------------------------------071题库分享-第36题、choose the best answerExamine the structure of the MEMBERS table:You want to display details of all members who reside in states starting with the letter A followe........详情
  • 【第37题】OCP认证071近期出现的考试题库分享2019-05-27
  • 071题库分享-第37题、choose the best answer The PRODUCTS table has the following structure: Evaluate the following two SQL statements: SQLSELECT prod_id, NVL2(prod_expiry_date, prod_expiry_date + 15,'') FROM products; SQLSELECT prod_id, NVL(prod_expiry_date, prod_expiry_date + 15) FROM products; Which statement is true regarding the outcome?.....详情
  • 【第38题】OCP认证071近期出现的考试题库分享2019-05-27
  • OCP认证的071考试复杂多变,不断的有新考题出现,对很多考生造成了困扰,对此,我们专门收集整理了近期出现的071考试原题,并由专业人员对考题进行了讲解,帮助大家顺利通过071考试。--------------------------------------------071题库分享-第38题、choose twoView the Exhibit and examine the structure of ORDER_ITEMS and ORDERS tables.You need to remove from the ORDER_ITEMS table those rows that have an order ........详情
  • 【第39题】OCP认证071近期出现的考试题库分享2019-05-27
  • 071题库分享-第39题、choose two Which two statements are true regarding views? (Choose two.) A) A simple view in which column aliases have been used cannot be updated. B) The OR REPLACE option is used to change the definition of an existing view without dropping and re-creating it. C) The WITH CHECK OPTION constraint can be used in a view definition to restrict the columns displayed through th........详情
  • 【第40题】OCP认证071近期出现的考试题库分享2019-05-27
  • 071题库分享-第40题、choose two Which two statements are true regarding views? (Choose two.) A) A simple view in which column aliases have been used cannot be updated. B) The OR REPLACE option is used to change the definition of an existing view without dropping and re-creating it. C) The WITH CHECK OPTION constraint can be used in a view definition to restrict the columns displayed through th........详情
  • 【第31题】OCP认证071近期出现的考试题库分享2019-05-27
  • 071题库分享-第31题、choose the best answer: Examine the structure of the EMPLOYEES table: There is a parent/child relationship between EMPLOYEE_ID and MANAGER_ID. You want to display the name, joining date, and manager for all the employees. Newly hired employees are yet to be assigned a department or a manager. For them, 'No Manager' should be displayed in the MANAGER column. Which SQL qu........详情
  • 【第22题】OCP认证071近期出现的考试题库分享2019-05-23
  • OCP认证的071考试复杂多变,不断的有新考题出现,对很多考生造成了困扰,对此,我们专门收集整理了近期出现的071考试原题,并由专业人员对考题进行了讲解,帮助大家顺利通过071考试。--------------------------------------------071题库分享-第22题、choose the best answer:View the Exhibit and examine the structure of the CUSTOMERS table.CUSTOMER_VU is a view based on CUSTOMERS_BR1 table which has the same stru........详情
  • 【第23题】OCP认证071近期出现的考试题库分享2019-05-23
  • OCP认证的071考试复杂多变,不断的有新考题出现,对很多考生造成了困扰,对此,我们专门收集整理了近期出现的071考试原题,并由专业人员对考题进行了讲解,帮助大家顺利通过071考试。--------------------------------------------071题库分享-第23题、choose the best answer:You need to display the first names of all customers from the CUSTOMERS table that contain the character 'e' and have the character 'a' in t........详情
  • 【第24题】OCP认证071近期出现的考试题库分享2019-05-23
  • OCP认证的071考试复杂多变,不断的有新考题出现,对很多考生造成了困扰,对此,我们专门收集整理了近期出现的071考试原题,并由专业人员对考题进行了讲解,帮助大家顺利通过071考试。--------------------------------------------071题库分享-第24题、choose the best answer:The user SCOTT who is the owner of ORDERS and ORDER_ITEMS tables issues this GRANT command:GRANT ALLON orders, order_itemsTO PUBLIC;What mus........详情
  • 【第25题】OCP认证071近期出现的考试题库分享2019-05-23
  • 071题库分享-第25题、choose two: View the Exhibit and examine the data in the PRODUCT_INFORMATION table. Which two tasks would require subqueries? (Choose two.) A) displaying all supplier IDs whose average list price is more than 500 B) displaying the total number of products supplied by supplier 102071 and having product status OBSOLETE C) displaying all the products whose minimum list pri........详情
  • 【第26题】OCP认证071近期出现的考试题库分享2019-05-23
  • 071题库分享-第26题、choose two: You executed the following CREATE TABLE statement that resulted in an error: SQL CREATE TABLE employees( emp_id NUMBER(10) PRIMARY KEY, ename VARCHAR2(20), email NUMBER(3) UNIQUE, address VARCHAR2(500), phone VARCHAR2 (20), resume LONG, hire_date DATE, remarks LONG, dept_id NUMBER(3) CONSTRAINT emp_dept_id_fk REFERENCES departments(dept_id) , CONSTRAINT........详情
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