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IBM A2090-730 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Working with Databases and Database Objects | 17% | - Connecting to DB2 Servers and Databases - Data Types and XML Support - DDL Statements - Schemas, Tables, Views, Indexes, Constraints |
| Topic 2: DB2 Security | 16.5% | - Privileges and Authorities - Role-Based Access Control - Authentication and Authorization - Data Protection and Auditing |
| Topic 3: Planning | 14% | - Security and Access Control Basics - Database Workloads: OLTP vs Data Warehousing - DB2 Editions and Packaging - DB2 Tools and Utilities |
| Topic 4: Working with DB2 Data Using SQL | 23.5% | - DML Statements: SELECT, INSERT, UPDATE, DELETE - Transaction Isolation Levels - SQL Functions and Expressions - Sorting, Grouping, and Joining Data |
| Topic 5: Data Concurrency | 13% | - Concurrency Control - Locking Mechanisms - Avoiding Lock Contention - Isolation Levels and Their Impact |
| Topic 6: DB2 Installation and Configuration | 16% | - Configuration Parameters - Installation Requirements and Procedures - Instance and Database Configuration - Connectivity Setup |
IBM Assessment: DB2 9 Family Fundamentals Sample Questions:
1. Which of the following DB2 objects is NOT considered executable using SQL?
A) Procedure
B) Function
C) Routine
D) Trigger
2. A UDT is a data type which:
A) contains a value that was automatically calculated from values in other columns.
B) is created using the CREATE DISTINCT command.
C) must contain unique values.
D) cannot be CAST to other data types.
3. Which of the following causes a lock that is being held by an application using the Cursor Stability isolation level to be released?
A) The row the cursor is on needs to be updated by another application
B) The cursor is moved to another row
C) The row the cursor is on is deleted by the application
D) The row the cursor is on is deleted by another application
4. Given the following set of statements:
CREATE TABLE tab1 (col1 INTEGER, col2 CHAR(20));
COMMIT;
INSERT INTO tab1 VALUES (123, 'Red');
INSERT INTO tab1 VALUES (456, 'Yellow');
SAVEPOINT s1 ON ROLLBACK RETAIN CURSORS;
DELETE FROM tab1 WHERE col1 = 123;
INSERT INTO tab1 VALUES (789, 'Blue');
ROLLBACK TO SAVEPOINT s1;
INSERT INTO tab1 VALUES (789, 'Green');
UPDATE tab1 SET col2 = NULL WHERE col1 = 789; COMMIT;
Which of the following records would be returned by the following statement?
SELECT * FROM tab1
A) COL1 COL2
456 Yellow 1 record(s) selected.
B) COL1 COL2
123 Red 456 Yellow 789 3 record(s) selected.
C) COL1 COL2
123 Red 456 Yellow 789 Green 3 record(s) selected.
D) COL1 COL2
123 Red 456 Yellow 2 record(s) selected.
5. If the following SQL statement is executed:
CREATE TABLE sales
(invoice_no NOT NULL PRIMARY KEY,
sales_date DATE,
sales_amt NUMERIC(7,2))
IN tbsp0, tbsp1, tbsp2, tbsp3
PARTITION BY RANGE (sales_date NULLS FIRST)
(STARTING '1/1/2007' ENDING '12/31/2007'
EVERY 3 MONTHS)
Which of the following statements is true?
A) Data can be quickly rolled in and out of the SALES table by using the ATTACH PARTITION and DETACH PARTITION clauses of the ALTER TABLE statement
B) Administrative tasks such as backing up, restoring, and reorganizing data stored in the SALES table must be done at the table level; not at the partition level
C) When resolving queries against the SALES table, each partition used is scanned asynchronously and the results of each partition scan are merged to produce the result data set returned
D) If an index is created for the SALES table, its data must be stored in table space TBSP0
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: B | Question # 3 Answer: B | Question # 4 Answer: B | Question # 5 Answer: A |



