Which SQL statement will retrieve the employee number (EMPNO), hire date (HIREDATE), and salary (SALARY) for each employee from a table named EMPLOYEE who was hired before 1998 and earns a salary of less than $35,000.00 per year、

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• 1User USER1 wants to retrieve records from a table named EMPLOYEE that satisfy at least one of the following criteria:-The employee's hire date (HIREDATE) is before 1999 and the employee's salary (SALARY) is less than $40,000.00 a year. -The employee has attended universityWhich SQL statement will accomplish this、

  A.SELECT * FROM employee WHERE (hiredate < '1999-01-01' AND salary < 40000) OR (education ='University')

  B.SELECT * FROM employee WHERE (hiredate < '1999-01-01') OR (salary < 40000) OR (education ='University')

  C.SELECT * FROM employee WHERE (hiredate < '1999-01-01' OR (salary < 40000 AND (education ='University')

  D.SELECT * FROM employee WHERE (hiredate < '1999-01-01' AND salary < 40000 AND (education ='University')

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• 2Which function can be used to obtain values from XML documents that are to be inserted into one or more tables、

  A.XMLTABLE

  B.XMLPARSE

  C.XMLEXISTS

  D.XMLATTRIBUTES

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• 3Which command will delete all rows from a table without generating log records、

  A.TRIM

  B.DROP

  C.DELETE

  D.TRUNCATE

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• 4Which two operations are allowed in the body of an SQL scalar user-defined function、 (Choose two.)

  A.CALL statements.

  B.External file access.

  C.Use of a scratch pa

  D.D.COMMIT statements.

  E.SQL control statements.

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• 5Given an EMPLOYEES table and a SALES table, a user wants to produce a list of all employees and their associated revenue, even if no revenue exists. Which SQL statement will produce the desired list、

  A.SELECT employees.name, sales.revenue FROM employees INNER JOIN sales ON employees.id =sales.emp_id

  B.SELECT employees.name, sales.revenue FROM employees INNER JOIN sales ON sales.emp_id =employees.id

  C.SELECT employees.name, sales.revenue FROM sales LEFT OUTER JOIN employees ONemployees.id = sales.emp_id

  D.SELECT employees.name, sales.revenue FROM sales RIGHT OUTER JOIN employees ONemployees.id = sales.emp_id

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• 6If the following result set is desired:  LASTNAME    FIRSTNAME   SALARY      JOB --------    ---------   ------      --- HAAS        CHRISTINE   152750.00   PRES KWAN        SALLY       98250.00    MANAGER PULASKI     EVA         96170.00    MANAGER THOMPSON    MICHAEL     94250.00    MANAGER HENDERSON   EILEEN      89750.00    MANAGER Which SQL statement must be executed、

  A.SELECT lastname, firstnme, salary, job FROM employee ORDER BY 3 FETCH FIRST 5 ROWSONLY

  B.SELECT lastname, firstnme, salary, job FROM employee ORDER BY 3 DESC FETCH FIRST 5ROWS ONLY

  C.SELECT lastname, firstnme, salary, job FROM employee ORDER BY 3 FETCH FIRST 5 ROWS

  D.SELECT lastname, firstnme, salary, job FROM employee ORDER BY 3 DESC FETCH FIRST 5ROWS

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• 7Which statement about INSERT operations is true、

  A.The INSERT statement is used to insert rows into a table, view, or table function.

  B.Inserted values must satisfy the conditions of any check constraints defined on the table.

  C.If an INSERT statement omits any column from the inserted row that is defined as NULL or NOT NULL WITH DEFAULT, the statement will fail.

  D.If the underlying table of a view being referenced by an INSERT statement has one or more unique indexes, each row inserted does not have to conform to the constraints imposed by those indexes.

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• 8Which statement about application-period temporal tables is true、

  A.Consists of explicitly-supplied timestamps and a separate associated history table.

  B.Is based on explicitly-supplied timestamps that define the time periods during which data is valid.

  C.Is useful when one wants to keep both user-based period information and system-based historical information.

  D.Consists of a pair of columns with database-manager maintained values that indicate the period when a row is current.

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• 9Which SQL statement should be used to select the minimum and maximum salaries (SALARY), by job code (JOB), from a table EMPLOYEE、

  A.SELECT job, MIN(salary), MAX(salary) FROM employee GROUP BY job;

  B.SELECT job, MIN(salary), MAX(salary) FROM employee ORDER BY job;

  C.SELECT job, MIN(salary), MAX(salary) FROM employee GROUP BY job, MIN(salary), MAX(salary);

  D.SELECT JOB, MIN(salary), MAX(salary) FROM employee ORDER BY job, MIN(salary), MAX(salary);

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• 10In a trusted context environment, if a switch request is made with an authorization ID that is not allowed on a trusted connection, what state is the connection placed in、

  A.Locked

  B.Waiting

  C.Pending

  D.Unconnected

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