DB2 10.1 Fundamentals v6.0

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Which two activities indicate the need for a data warehouse? (Choose two.)

  • A. Confirm product inventory.
  • B. Monitor product availability.
  • C. Summarize sales by region.
  • D. Identify patterns for products sold in the last five years.
  • E. Associate one or more products with a purchase order.


Answer : CD

Given an EMPLOYEES table and aSALES 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 ON employees.id = sales.emp_id
  • D. SELECT employees.name, sales.revenue FROM sales RIGHT OUTER JOIN employees ON employees.id = sales.emp_id


Answer : D

User 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 university
Which 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')


Answer : A

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

  • A. COMMIT
  • B. ROLLBACK
  • C. COMMIT TO SAVEPOINT
  • D. ROLLBACK TO SAVEPOINT


Answer : D

Which case will require a sequence to be dropped and recreated instead of being modifiedby the ALTER SEQUENCE statement?

  • A. Change the data type of the sequence.
  • B. Reset the sequence to its starting value.
  • C. Establish new minimum or maximum values.
  • D. Change the increment between future values.


Answer : A

Which DB2 object can be used to improve theexecution performance of qualified SELECT statements?

  • A. Trigger
  • B. SQL Procedure
  • C. Sequence Object
  • D. Materialized Query Table


Answer : D

Which type of temporal table can be used to store only time-sensitive data?

  • A. Bitemporal
  • B. Time-period
  • C. System-period
  • D. Application-period


Answer : D

Which DB2 object is used to provide a logical grouping of other database objects?

  • A. Alias
  • B. Index
  • C. Schema
  • D. Collection


Answer : C

Which 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 rowinserted does not have to conform to the constraints imposed by those indexes.


Answer : B

Which SQL statement will give user USER1 the ability to assign a comment to a sequence named MYSEQ?

  • A. GRANT ALTER ON SEQUENCE myseq TO user1
  • B. GRANT USAGE ON SEQUENCE myseq TO user1
  • C. GRANT SELECT ON SEQUENCE myseq TO user1
  • D. GRANT COMMENT ON SEQUENCE myseq TO user1


Answer : A

Which product is used to customize execution environments for the purpose of controlling system resources so that one department or service class does not overwhelm the system?

  • A. pureScale
  • B. Workload manager
  • C. Datapartitioning feature
  • D. Self-tuning memory manager


Answer : B

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.


Answer : AE

Which two statements are true about foreign key constraints? (Choose two.)

  • A. The foreign key constraint columns must be supported by an index.
  • B. The foreign key constraint columns must be defined as NOT NULL.
  • C. The number and data types of foreign key constraint columns must match the parent key.
  • D. The columns of one foreign key constraint cannot be used in another foreign key constraint.
  • E. Todefine a foreign key constraint there must be an associated primary key or unique key in the same or different table.


Answer : C,E

Application APP_A is performing updates to table TAB1 using the cursor stability (CS) isolation level. If application APP_B wants to retrieve all rows from table TAB1 without waiting for application APP_A to finish making updates, what isolation level must applicationAPP_B use?

  • A. Read Stability (RS)
  • B. Repeatable Read (RR)
  • C. Uncommitted Read (UR)
  • D. Cursor Stability (CS)


Answer : C

What is the primary function of an Online Transaction Processing (OLTP) workload?

  • A. To combine data from multiple sources.
  • B. To discover hidden relationships in data.
  • C. To analyze large amounts of data to find patterns.
  • D. To make changes to a small number of records within a single transaction.


Answer : D

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