C2090-552の無料問題集（129題）、C2090-552認定試験参考書

IBM C2090-552 問題集

試験コード：C2090-552

試験名称：IBM InfoSphere Optim for Distributed Systems Fundamentals

最近更新時間：2024-11-21

問題と解答：全129問

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質問 1：
The Optim Directory is built as part of the installation on the first workstation. Which two statements are correct about the Optim Directory? (Choose two.)
A. The definitions can be migrated from one Optim Directory to another with an Export and
Import process.
B. There may be more than one Optim Directory and they may reside on both Windows and UNIX.
C. The Optim Directory is always stored on a Windows workstation.
D. The Optim Directory can reside on DB2 LUW, Oracle orMicrosoft Access.
E. The Optim Directory can reside on DB2 z/OS, Teradata or Microsoft SQL Server.
正解：A,B

質問 2：
After the Relationship Index Analyzer hascompleted, which two actions can be performed from the pop-up dialog window? (Choose two.)
A. Create Database Relationship
B. Notify DBA Via E-mail
C. Create All Indexes
D. Create Index
E. Open Access Definition
正解：C,D

質問 3：
Optim objects are saved in the Optim Directory. Which two statements are true about saving Optim objects? (Choose two.)
A. An Archive Request cannot be saved in the OptimDirectory.
B. If a Column Map is noted as local, with no name, it is used only once and then discarded.
C. Only Optim relationships are saved in the Optim Directory.
D. Optim objects like Column Maps, Table Maps andAccess Definitions are saved with two- part names.
E. There may be more than one Optim object with the same name as long as they are different types of objects.
正解：D,E

質問 4：
Which of the following is true about the Archive Directory?
A. The Archive Directory is specified in the Object Tab.
B. If a default Archive Directory is not specified, the default Data Directory specified in
System Options is used.
C. If a default Archive Directory is not specified, the default Data Directory specified in
Personal Options is used.
D. The Archive Directory is specified in the Access Definition.
正解：C

質問 5：
A client has asked you to decide on the Start Table for the Access Definition. Assume that they are trying to get a subset of the data with a good distribution of datafrom many different countries. Which two questions should be asked to help decide the possibilities?
(Choose two.)
A. Where is the data column?
B. Where is the country column?
C. Can you show me your data model?
D. Which table has the most data?
E. Whichtable has a self-referencing relationship?
正解：B,C

質問 6：
ODM/Optim Connect is supported to run on which UNIX/Linux operating system?
A. SUSE Linux Enterprise, Solaris, Fedora
B. HP-UX, Ubuntu, Red Hat Enterprise Linux
C. Solaris, AIX, Ubuntu
D. Red Hat Enterprise Linux,HP-UX, AIX
正解：D

質問 7：
You must have a password to review and change Product Options. What is the default password?
A. "optim"
B. "softech"
C. "ibm"
D. "null"
正解：A

質問 8：
Optim relationships are used by all Optim tools. If multiple relationships exist between a pair of tables, which two statements are true? (Choose two.)
A. Optim will view two relationships between tables as possible duplicates and ignore one.
B. Optim will keep cycling until all relevant rows have been found.
C. Optim will view two relationships between tables as possible duplicates but will stilluse both if selected.
D. Optim will not allow you to create duplicate relationships between tables.
E. Optim allows duplicate relationships but will ignore them if they are in fact duplicate.
正解：B,C

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IBM InfoSphere Optim for Distributed Systems Fundamentals 認定 C2090-552 試験問題:

1. What is the primary purpose of the Optim Relationship Index Analyzer Dialog?

A) It analyzes the index b-trees and if they are inefficient, will drop and rebuild the index automatically or can be scheduled.
B) It analyzes DBMS indexes for relationships used with the Access Definition and to create any needed indexes, if the user has the correct privileges in the database.
C) It reviews the last time the RDBMS statistics were updated for tables used in an access definition and automatically issues the commands to update them if they have not been run since the last archive.
D) It automatically creates indexes regardless of the user's rights on the tables involved in relationships used in all access definitions stored in an
Optim Repository.

2. One part of the Optim process report provides detailed performance information about your
Archive, Extract and Delete processes, including basic table and selection criteria information as defined in the Access Definition, the number of key values used to retrieve rows, and DBMS Access statistical information. This report is essential for tuning your
Optim processes. What is the name of this report and where do you indicate that Optim produce the report?

A) Statistical Report; selected for creation on the Archive or Extract Process Request.
B) File Access Definition Report; selected for use on the Archive Process Request.
C) Process Report; selected for creation on the Archive or Extract Process Request.
D) Show Steps Report; provided on Access Definition Editor.

3. Which statement is true about Optim relationships?

A) At least one side in a relationship must be specified by a column name.
B) Primary keys are required.
C) Corresponding columns must be identical and compatible.
D) Foreign keys are required.

4. You are using the Hash_Lookup function and errors occur that indicate records are not found in the Lookup Table. What is the cause of this problem?

A) The key field in the lookup table that contains the sequence numbers has gaps in those sequence numbers.
B) The lookup table is too small in relationship to the number of records in the source databasetable consequently more records need to be added to the lookup table.
C) A memory error has occurred and the Optim process must be restarted.
D) This error could not occur, Hash_Lookup will always return a row from the lookup table.

5. Once an Archive Collection has been completed and Archive Files have been added, which statement describes how ODM processes the Archive Collection?

A) ODM processes Archive Files in alphabeticalorder
B) ODM processes Archive Files in the order they are listed in the collection
C) ODM processes Archive Files in the order that you specify in your query
D) ODM processes Archive Files by the date entered in the collection

質問と回答：

質問 # 1
正解： B

質問 # 2
正解： A

質問 # 3
正解： A

質問 # 4
正解： A

質問 # 5
正解： B