当前分类： 1Z0-007
问题：单选题What does the TRUNCATE statement do?（）A Removes the tableB Removes all rows from a tableC Shortens the table to 10 rowsD Removes all columns from a tableE Removes foreign keys from a table...
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问题：Which two statements about sequences are true? （）...
问题：单选题Which SQL statement would you use to remove a view called EMP_DEPT_VU from your schema?（）A DROP emp_dept_uv;B DELETE emp_dept_uv;C REMOVE emp_dept_uv;D DROP VIEW emp_dept_uv;E DELETE VIEW emp_dept_uv;F REMOVE VIEW emp_dept_uv;...
问题：单选题Click the Exhibit button and examine the data from the ORDERS and CUSTOMERS tables. Which SQL statement retrieves the order ID, customer ID, and order total for the orders that are placed on the same day that Martin placed his orders?（）A SELECT ord_id...
问题：多选题Which four are types of functions available in SQL? （）AstringBcharacterCintegerDcalendarEnumericFtranslationGdateHconversion...
问题：多选题Which two statements accurately describe a role?（）AA role can be given to a maximum of 1000 users.BA user can have access to a maximum of 10 roles.CA role can have a maximum of 100 privileges contained in it.DPrivileges are given to a role by using the...
问题：单选题The CUSTOMERS table has these columns: CUSTOMER_ID NUMBER(4) NOT NULL CUSTOMER_NAME VARCHAR2(100) NOT NULL STREET_ADDRESS VARCHAR2(150) CITY_ADDRESS VARCHAR2(50) STATE_ADDRESS VARCHAR2(50) PROVINCE_ADDRESS VARCHAR2(50) COUNTRY_ADDRESS VARCHAR2(50) POST...
问题：单选题Which is an /SQL*Plus command?（）A INSERTB UPDATEC SELECTD DESCRIBEE DELETEF RENAME...
问题：单选题Examine the structure of the EMPLOYEES table: EMPLOYEE_ID NUMBER NOT NULL EMP_NAME VARCHAR2(30) JOB_ID VARCHAR2(20) DEFAULT 'SA_REP' SAL NUMBER COMM_PCT NUMBER MGR_ID NUMBER DEPARTMENT_ID NUMBER You need to update the records of employees 103 and 115. ...
问题：单选题Which SQL statement generates the alias Annual Salary for the calculated column SALARY*12? （）A SELECT ename, salary*12 'Annual Salary' FROM employees;B SELECT ename, salary*12 Annual Salary FROM employees;C SELECT ename, salary*12 AS Annual Salary FROM...
问题：单选题Evaluate the SQL statement: SELECT ROUND(TRUNC(MOD(1600,10),-1),2) FROM dual; What will be displayed?（）A 0B 1C 0.00D An error statement...
问题：多选题Which four are correct guidelines for naming database tables? （）AMust begin with either a number or a letter.BMust be 1-30 characters long.CShould not be an Oracle Server reserved word.DMust contain only A-Z, a-z, 0-+, _, *, and #.EMust contain only A-...
问题：单选题Evaluate these two SQL statements: SELECT last_name, salary , hire_date FROM EMPLOYEES ORDER BY salary DESC; SELECT last_name, salary , hire_date FROM EMPLOYEESORDER BY 2 DESC; What is true about them?（）A The two statements produce identical results.B ...
问题：多选题Which two statements about views are true?（）AA view can be created as read only.BA view can be created as a join on two or more tables.CA view cannot have an ORDER BY clause in the SELECT statement.DA view cannot be created with a GROUP BY clause in th...
问题：Evaluate the SQL statement: 1 SELECT a.emp_name, a.sal, a.de...
问题：Evaluate the SQL statement DROP TABLE DEPT: Which four state...
问题：Which object privileges can be granted on a view? （）...
问题：单选题Evaluate the SQL statement:SELECT ROUND(45.953, -1), TRUNC(45.936, 2)FROM dual;Which values are displayed?（）A 46 and 45B 46 and 45.93C 50 and 45.93D 50 and 45.9E 45 and 45.93F 45.95 and 45.93...
