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  • 【第63题】OCP考试071科目考试题库收集整理2019-07-01
  • 071题库整理-第63题、choose the best answer: View the Exhibit and examine the data in the PRODUCTS table. Which statement would add a column called PRICE, which cannot contain NULL? A) ALTER TABLE products ADD price NUMBER(8,2) DEFAULT NOT NULL; B) ALTER TABLE products ADD price NUMBER(8,2) DEFAULT CONSTRAINT p_nn NOT NULL; C) ALTER TABLE products ADD price NUMBER(8,2) NOT NULL; D) ALTER ........详情
  • 【第64题】OCP考试071科目考试题库收集整理2019-07-01
  • 071题库整理-第64题、choose the best answer: View the Exhibit and examine the structure of the ORDERS and ORDER_ITEMS tables. Evaluate the following SQL statement: SELECT oi.order_id, product_id, order_date FROM order_items oi JOIN orders o USING(order_id); Which statement is true regarding the execution of this SQL statement? A) The statement would not execute because the table alias prefi........详情
  • 【第65题】OCP考试071科目考试题库收集整理2019-07-01
  • 071题库整理-第65题、choose the best answer: The CUSTOMERS table has the following structure: You need to write a query that does the following tasks: 1. Display the first name and tax amount of the customers. Tax is 5% of their credit limit. 2. Only those customers whose income level has a value should be considered. 3. Customers whose tax amount is null should not be considered. Which st........详情
  • 【第66题】OCP考试071科目考试题库收集整理2019-07-01
  • 071题库整理-第66题、choose two Examine the structure proposed for the TRANSACTIONS table: Which two statements are true regarding the creation and storage of data in the above table structure? A) The TRANS_DATE column would be able to store day, month, century, year, hour, minutes, seconds, and fractions of seconds. B) The CUST_STATUS column would store exactly one character. C) The TRANS........详情
  • 【第67题】OCP考试071科目考试题库收集整理2019-07-01
  • 071题库整理-第67题、choose the best answer: View the Exhibit and examine the structure of CUSTOMERS table. Evaluate the following query: SQLSELECT cust_id, cust_city FROM customers WHERE cust_first_name NOT LIKE 'A_%g_%' AND cust_credit_limit BETWEEN 5000 AND 15000 AND cust_credit_limit NOT IN (7000, 11000) AND cust_city NOT BETWEEN 'A' AND 'B'; Which statement is true regarding the ab........详情
  • 【第68题】OCP考试071科目考试题库收集整理2019-07-01
  • 071题库整理-第68题、choose two: Which two statements are true? (Choose two.) A) DICTIONARY is a view that contains the names of all the data dictionary views that the user can access. B) The user SYSTEM owns all the base tables and user-accessible views of the data dictionary. C) All the dynamic performance views prefixed with v$ are accessible to all the database users. D) The USER_OBJECTS ........详情
  • 【第69题】OCP考试071科目考试题库收集整理2019-07-01
  • 071题库整理-第69题、choose the best answer: Evaluate the following query: SELECT INTERVAL '300' MONTH, INTERVAL '54-2' YEAR TO MONTH, INTERVAL '11:12:10.1234567' HOUR TO SECOND FROM dual; What is the correct output of the above query? A) +25-00 , +00-650, +00 11:12:10.123457 B) +25-00 , +54-02, +00 11:12:10.123457 C) +00-300, +00-650, +00 11:12:10.123457 D) +00-300, +54-02, +00 11:12:10........详情
  • 【第70题】OCP考试071科目考试题库收集整理2019-07-01
  • 071题库整理-第70题、choose the best answer: View the Exhibit and examine the structure of the Book table. The BOOKS table contains details of 100 books. Examine the commands executed and their outcome: SQLINSERT INTO books VALUES ('ADV112', 'Adventures of Tom Sawyer',null,null); 1 row created. SQLSAVEPOINT A; Savepoint created. SQLDELETE FROM books; 101 rows deleted. SQLROLLBACK TO SAVE........详情
  • 【第61题】OCP考试071科目考试题库收集整理2019-07-01
  • 071题库整理-第61题、choose the best answer: View the Exhibit and examine the structure of the CUSTOMERS table. You want to generate a report showing the last names and credit limits of all customers whose last names start with A, B, or C, and credit limit is below 10,000. Evaluate the following two queries: SQL SELECT cust_last_name, cust_credit_limit FROM customers WHERE (UPPER(cust_last_na........详情
  • 【第62题】OCP考试071科目考试题库收集整理2019-07-01
  • OCP的071考试难考?以前确实不容易通过,但现在我们对071考试题库进行了收集整理,并给出了答案,已经帮助很多考生顺利通过了071考试。--------------------------------------------071题库整理-第62题、choose the best answer:You need to list the employees in DEPARTMENT_ID 30 in a single row, ordered by HIRE_DATE.Examine the sample output:Which query will provide the required output?A) SELECT LISTAGG(last_n........详情
  • 【第54题】OCP考试071科目考试题库收集整理2019-06-05
  • 071题库整理-第54题、choose the best answer: View the Exhibit and examine the structure of the ORDER_ITEMS and ORDERS tables. You are asked to retrieve the ORDER_ID, PRODUCT_ID, and total price (UNIT_PRICE multiplied by QUANTITY), where the total price is greater than 50,000. You executed the following SQL statement: SELECT order_id, product_id, unit_price*quantity "Total Price" FROM order_it........详情
  • 【第55题】OCP考试071科目考试题库收集整理2019-06-05
  • 071题库整理-第55题、choose the best answer: Which statement is true regarding the SESSION_PRIVS dictionary view? A) It contains the object privileges granted to other users by the current user session. B) It contains the system privileges granted to other users by the current user session. C) It contains the current system privileges available in the user session. D) It contains the current ........详情
  • 【第56题】OCP考试071科目考试题库收集整理2019-06-05
  • 071题库整理-第56题、choose the best answer: You need to create a table with the following column specifications: 1. Employee ID (numeric data type) for each employee 2. Employee Name (character data type) that stores the employee name 3. Hire date, which stores the date of joining the organization for each employee 4. Status (character data type), that contains the value 'ACTIVE' if no data ........详情
  • 【第57题】OCP考试071科目考试题库收集整理2019-06-05
  • 071题库整理-第57题、choose two: Examine the structure of the DEPARTMENTS table You execute the following command: SQL ALTER TABLE departments SET UNUSED (country); Which two statements are true? A) A new column, COUNTRY, can be added to the DEPARTMENTS table after executing the command. B) Indexes created on the COUNTRY column exist until the DROP UNUSED COLUMNS command is executed. C) ........详情
  • 【第58题】OCP考试071科目考试题库收集整理2019-06-05
  • 071题库整理-第58题、choose the best answer: Examine the structure of the BOORSTRANSACTIONS table: Examine the SQL statement: SQL SELECT FROM books_transactions WHERE borrowed_date MEMBER_ID IN ('A101', 'A102'); Which statement is true about the outcome? A) It displays details only for members who have borrowed before today with RM as TRANSACTION_TYPE. B) It displays details for members w........详情
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