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IBM A2090-730 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Planning | 14% | - DB2 tools and utilities - DB2 product family and editions - Non-relational and XML data concepts - Workload types: OLTP, OLAP, Data Warehousing |
| Topic 2: Security | 11% | - Access control and authentication - Data and network encryption - Authorities, privileges, roles - GRANT / REVOKE statements |
| Topic 3: Working with Databases and Database Objects | 17% | - Storage structures: tablespaces, containers - DDL statements: create, alter, drop objects - Instance and database connections - Schemas, tables, views, nicknames |
| Topic 4: Working with DB2 Data using SQL and XQuery | 23.5% | - Joins, subqueries, common table expressions - Transactions and concurrency control - Sorting, grouping, filtering data - XML and XQuery basics - DML statements: SELECT, INSERT, UPDATE, DELETE |
| Topic 5: Working with DB2 Tables, Views and Indexes | 23.5% | - Table structure and constraints - Data integrity and constraints - Views, materialized query tables - Index types and usage |
IBM Assessment: DB2 9 Family Fundamentals Sample Questions:
1. While attempting to connect to a database stored on an iSeries server from a Windows client, the
following message was displayed:
SQL1013N The database alias name or database name "TEST_DB" could not be found.
Which of the following actions can be used to help determine why this message was displayed?
A) Execute the LIST REMOTE DATABASES command on the client; look for an entry for the TEST_DB database
B) Execute the LIST DCS DIRECTORY command on the server; look for an entry for the TEST_DB database
C) Execute the LIST REMOTE DATABASES command on the server; look for an entry for the TEST_DB database
D) Execute the LIST DCS DIRECTORY command on the client; look for an entry for the TEST_DB database
2. If the following SQL statements are executed:
CREATE TABLE tab1 (id SMALLINT NOT NULL PRIMARY KEY,
name VARCHAR(25));
CREATE TABLE tab2 (empid SMALLINT,
weekno SMALLINT,
payamt DECIMAL(6,2),
CONSTRAINT const1 FOREIGN KEY (empid)
REFERENCES taba(id) ON UPDATE NO ACTION);
Which of the following statements is true?
A) The updating of values in the ID column of table TAB1 is not allowed
B) When values that exist in the ID column of table TAB1 are updated, corresponding values in the EMPID column of table TAB2 are updated as well
C) Only values that exist in the ID column of table TAB1 are allowed to be inserted in the EMPID column of table TAB2
D) Only values that do not already exist in the ID column of table TAB1 are allowed to be inserted in the EMPID column of table TAB2
3. On which two of the following database objects may the SELECT privilege be controlled?
A) Sequence
B) Nickname
C) Schema
D) View
E) Index
4. Which of the following can NOT be used to restrict specific values from being inserted into a column in a particular table?
A) Referential constraint
B) Default constraint
C) Check constraint
D) Index
5. A table contains a list of all seats available at a football stadium. A seat consists of a section number, a seat number, and whether or not the seat has been assigned. A ticket agent working at the box office generates a list of all unassigned seats. When the agent refreshes the list, it should only change if another agent assigns one or more unassigned seats. Which of the following is the best isolation level to use for this application?
A) Uncommitted Read
B) Read Stability
C) Repeatable Read
D) Cursor Stability
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: C | Question # 3 Answer: B,D | Question # 4 Answer: B | Question # 5 Answer: D |




