IBM IBM Certified Advanced Database Administrator A2090-610 Questions & Answers

• Question 101:

  Which 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

  Correct Answer: A

• Question 102:

  User USER1 wants to retrieve records from a table named EMPLOYEE that satisfy at least one of the following criteria:

  Which SQL statement will accomplish this?

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

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

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

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

  Correct Answer: A

• Question 103:

  Which 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 pad.

  D. COMMIT statements.

  E. SQL control statements.

  Correct Answer: AE

• Question 104:

  Which command will delete all rows from a table without generating log records?

  A. TRIM

  B. DROP

  C. DELETE

  D. TRUNCATE

  Correct Answer: D

• Question 105:

  Given 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.revenueFROM employeesINNER JOIN sales ON employees.id = sales.emp_id

  B. SELECT employees.name, sales.revenueFROM employeesINNER JOIN sales ON sales.emp_id = employees.id

  C. SELECT employees.name, sales.revenueFROM salesLEFT OUTER JOIN employees ON employees.id = sales.emp_id

  D. SELECT employees.name, sales.revenueFROM salesRIGHT OUTER JOIN employees ON employees.id = sales.emp_id

  Correct Answer: D

• Question 106:

  If a table named MY_TAB contains 100 rows and the following statement is executed:

  

  What will happen?

  A. The last 5 rows in the table will be deleted.

  B. The first 5 rows in the table will be deleted.

  C. The statement will fail because a subquery cannot be used with a DELETE statement.

  D. The statement will fail because a table name was not specified with the DELETE statement.

  Correct Answer: A

• Question 107:

  An SQL function designed to convert temperatures from Fahrenheit to Celsius was created as follows:

  

  How can this function be used to convert average temperature (AVG_TEMP) data stored in a table called CLIMATE_INFO?

  A. CALL conv_temp(climate_info.avg_temp);

  B. CALL convert_ftoc(climate_info.avg_temp);

  C. SELECT conv_temp(avg_temp) FROM climate_info;

  D. SELECT convert_ftoc(avg_temp) FROM climate_info;

  Correct Answer: C

• Question 108:

  Which command is used to back out a subset of database changes that have been made within a unit of work?

  A. COMMIT

  B. ROLLBACK

  C. COMMIT TO SAVEPOINT

  D. ROLLBACK TO SAVEPOINT

  Correct Answer: D

• Question 109:

  Which operation normally does NOT require an exclusive lock?

  A. BIND

  B. DROP

  C. GRANT

  D. SELECT

  Correct Answer: D

• Question 110:

  When a COMMIT statement is executed, what happens?

  A. All locks held on the database are automatically released.

  B. Data stored in global temporary tables is automatically deleted.

  C. Open cursors defined WITH HOLD are closed, but their data is retained.

  D. The current transaction is terminated and a new transaction boundary is started.

  Correct Answer: D