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IBM A2090-730 Exam Syllabus Topics:
| Section | Weight | Objectives |
| Topic 1: DB2 Security | 16.5% | - Role-Based Access Control
- Privileges and Authorities
- Authentication and Authorization
- Data Protection and Auditing
|
| Topic 2: Data Concurrency | 13% | - Avoiding Lock Contention
- Concurrency Control
- Locking Mechanisms
- Isolation Levels and Their Impact
|
| Topic 3: Working with DB2 Data Using SQL | 23.5% | - Sorting, Grouping, and Joining Data
- Transaction Isolation Levels
- SQL Functions and Expressions
- DML Statements: SELECT, INSERT, UPDATE, DELETE
|
| Topic 4: DB2 Installation and Configuration | 16% | - Configuration Parameters
- Installation Requirements and Procedures
- Connectivity Setup
- Instance and Database Configuration
|
| Topic 5: Working with Databases and Database Objects | 17% | - DDL Statements
- Data Types and XML Support
- Connecting to DB2 Servers and Databases
- Schemas, Tables, Views, Indexes, Constraints
|
| Topic 6: Planning | 14% | - DB2 Tools and Utilities
- Security and Access Control Basics
- DB2 Editions and Packaging
- Database Workloads: OLTP vs Data Warehousing
|
IBM Assessment: DB2 9 Family Fundamentals Sample Questions:
Question 1
Which of the following strings can be inserted into an XML column using XMLPARSE?
A. "<?xml version='1.0' encoding='UTF-8' ?>"
B. "<employee/>"
C. "<xxmlns:ibmcert='http://www.ibm.com/certify'>"
D. "<!DOCTYPE hello SYSTEM 'hello_world.dtd'>"
Question 2
Given the following table:
EMPLOYEE
EMPID NAME INSTRUMENT
1 Jagger, Mick 01
2 Richards, Keith 02
3 Wood, Ronnie 02
4 Watts, Charlie 03
5 Jones, Darryl 04
6 Leavell, Chuck 05
If the following query is executed:
SELECT name,
CASE WHEN instrument = '01' THEN 'HARMONICA'
WHEN instrument = '02' THEN 'GUITAR'
WHEN instrument = '03' THEN 'DRUMS'
ELSE 'UNKNOWN'
END AS instrument
FROM employee
What will be the results?
A. NAME INSTRUMENT
Jagger, Mick HARMONICA Richards, Keith GUITAR Wood, Ronnie GUITAR Watts, Charlie DRUMS Jones, Darryl 04 Leavell, Chuck 05
B. NAME INSTRUMENT
Jagger, Mick HARMONICA Richards, Keith GUITAR Wood, Ronnie GUITAR Watts, Charlie DRUMS Jones, Darryl ERROR Leavell, Chuck ERROR
C. NAME INSTRUMENT
Jagger, Mick HARMONICA Richards, Keith GUITAR Wood, Ronnie GUITAR Watts, Charlie DRUMS Jones, Darryl UNKNOWN Leavell, Chuck UNKNOWN
D. NAME INSTRUMENT
Jagger, Mick HARMONICA Richards, Keith GUITAR Wood, Ronnie GUITAR Watts, Charlie DRUMS Jones, Darryl -Leavell, Chuck
Question 3
Application A is running under the Repeatable Read isolation level and holds an Update lock on table TAB1. Application B wants to query table TAB1 and cannot wait for Application A to release its lock. Which isolation level should Application B run under to achieve this objective?
A. Read Stability
B. Repeatable Read
C. Uncommitted Read
D. Cursor Stability
Question 4
Which of the following is NOT true about schemas?
A. If a schema name is not specified, either by qualifying a database object name or by executing the SET CURRENT SCHEMA statement, the authorization ID of the current session user is used as the schema name by default
B. The value assigned to the CURRENT SCHEMA special register is persistent across database restarts
C. When most database objects are created, they are either implicitly or explicitly assigned to a schema
D. A schema enables the creation of multiple objects in a database without encountering namespace collisions
Question 5
An index named EMPID_X exists for a table named EMPLOYEE. Which of the following will allow user USER1 to drop the EMPID_X index?
A. GRANT DROP ON INDEXempid_x TO user1
B. GRANT DELETE ON INDEXempid_x TO user1
C. GRANT INDEX ON TABLE employee TO user1
D. GRANT CONTROL ON INDEXempid_x TO user1
Solutions:
Question 1 Answer: B | Question 2 Answer: C | Question 3 Answer: C | Question 4 Answer: B | Question 5 Answer: D |