單項(xiàng)選擇題

You need to produce a report for mailing labels for all customers. The mailing label must have only the customer name and address. The CUSTOMERS table has these columns:

Which SELECT statement accomplishes this task?（）

A. SELECT*   FROM customers;
B. SELECT name, address   FROM customers;
C. SELECT id, name, address, phone   FROM customers;
D. SELECT cust_name, cust_address   FROM customers;
E. SELECT cust_id, cust_name, cust_address, cust_phone   FROM customers;

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單項(xiàng)選擇題

The STUDENT_GRADES table has these columns
STUDENT_ID NUMBER(12)
SEMESTER_END DATE
GPA NUMBER(4,3)
Which statement finds students who have a grade point average (GPA) greater than 3.0 for the calendar year 2001?（）

A. SELECT student_id, gpa FROM student_grades WHERE semester_end BETWEEN '01-JAN-2001' AND '31-DEC-2001' OR gpa > 3.;
B. SELECT student_id, gpa FROM student_grades WHERE semester_end BETWEEN '01-JAN-2001' AND '31-DEC-2001' AND gpa gt 3.0;
C. SELECT student_id, gpa FROM student_grades WHERE semester_end BETWEEN '01-JAN-2001' AND '31-DEC-2001' AND gpa > 3.0;
D. SELECT student_id, gpa FROM student_grades WHERE semester_end > '01-JAN-2001' OR semester_end < '31-DEC-2001' AND gpa >=s 3.0;

多項(xiàng)選擇題

Which two statements complete a transaction?（）

A. DELETE employees;
B. DESCRIBE employees;
C. ROLLBACK TO SAVEPOINT C;
D. GRANT SELECT ON employees TO SCOTT;
E. ALTER TABLE employees SET UNUSED COLUMN sal;
F. Select MAX(sal) FROM employees WHERE department_id = 20;

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You need to produce a report for mailing labels for all customers. The mailing label must have only the customer name and address. The CUSTOMERS table has these columns: Which SELECT statement accomplishes this task?（）

你可能感興趣的試題

The STUDENT_GRADES table has these columns STUDENT_ID NUMBER(12) SEMESTER_END DATE GPA NUMBER(4,3) Which statement finds students who have a grade point average (GPA) greater than 3.0 for the calendar year 2001?（）

Which two statements complete a transaction?（）

You need to produce a report for mailing labels for all customers. The mailing label must have only the customer name and address. The CUSTOMERS table has these columns:

Which SELECT statement accomplishes this task?（）

The STUDENT_GRADES table has these columns
STUDENT_ID NUMBER(12)
SEMESTER_END DATE
GPA NUMBER(4,3)
Which statement finds students who have a grade point average (GPA) greater than 3.0 for the calendar year 2001?（）