C2090-548の無料問題集（85題）、C2090-548認定試験参考書

IBM C2090-548 問題集

試験コード：C2090-548

試験名称：IBM Certified Database Administrator - IBM IMS

最近更新時間：2025-06-25

問題と解答：全85問

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質問 1：
Which one of the following options contains a benefit of the Java Generic Table Functions?
A. Java Generic Table Functions can be implemented in any programming language.
B. Java Generic Table Functions allow you to specify the output of a table function when you create it, rather than when you reference it.
C. Java Generic Table Functions allow you to specify the output of a table function when you reference it, rather than when you create it.
D. Java Generic Table Functions must run on a separate server, thus they don't consume DB2 resources.
正解：C

質問 2：
What is the role of the XML data type in DB2?
A. The XML data type allows you to store well-formed XML documents in their hierarchical formwithin the columns of a table.
B. The XML data type allows a parser to use the metadata in a table to link to an external XMLdocument stored outside of the columns of a table.
C. The XML data type allows you to link a reference to an XML document stored outside of thecolumns of a table.
D. The XML data type does not exist.
正解：A

質問 3：
Which one of the following options is CORRECT about DB2 pureScale feature?
A. DB2 pureScale persists data in the cluster caching facilities (CFs).
B. DB2 pureScale reduces the risk and cost associated with growing your distributed database solution by providing extreme capacity and application transparency.
C. DB2 pureScale is only available for DB2 Express-C and DB2 Advanced Enterprise Edition.
D. DB2 pureScale uses the same concept of HADR where the data is replicated from a primary database to a standby database.
正解：B

質問 4：
The automatic maintenance wizard is a basic administration tool that is included in DB2. Which one of the following activities does the automatic maintenance wizard help you with?
A. Using the automatic maintenance wizard is one of the quickest ways to set up your own database.
B. Using the automatic maintenance wizard, all DB table relationships will be created automatically based upon the same column attribute naming being used in each table.
C. The automatic maintenance wizard allows you to create 4GL scripts to query the database using plain English language as a query language.
D. The automatic maintenance wizard simplifies your DB accounting activities to justify DB2.
正解：A

質問 5：
Using the sample IBM supplied authorization exit, which authorization ID setting will be ensured?
A. The initial primary authorization ID remains the primary ID, the SQL ID is set equal to theprimary ID, and the list of DB2 secondary IDs is set to the list of group names to which theRACF user ID is connected.
B. The initial primary authorization ID is set to the same value as the first secondary ID.
C. The initial primary authorization ID is unchanged as the DB2 primary ID, and the SQL ID ismade equal to the DB2 primary ID, and one secondary ID exists and is the name passed byCICS or IMS.
D. The initial primary authorization ID remains the primary ID, the SQL ID is set equal to theRACF ID of the DB2 subsystem.
正解：A

質問 6：
When configuring an Optim Directory, which of the following DBMS types are supported?
A. Only DB2 and Oracle
B. DB2, Oracle, SQL Server, IMS and IDMS
C. DB2, Oracle, Sybase ASE, SQL Server, and IDMS
D. DB2, Oracle, Sybase ASE, SQL Server, and Informix
正解：D

質問 7：
Which of the following options best defines the Label-Based Access Control (LBAC) feature?
A. DB2 LBAC allows you to use labels to reference database objects by a short name instead of the full qualified name.
B. DB2 LBAC is the DB2 authority in charge of issuing GRANT and REVOKE statements.
C. DB2 LBAC lets you decide exactly who has write/read access to individual rows and columns by comparing the security labels between database objects and users.
D. DB2 LBAC monitors table data access and tables modifications made by database users.
正解：C

質問 8：
Which one of the following options is CORRECT about Temporal Tables?
A. Temporal tables require constant changes to the operating system timestamp in order to navigate through time in the database.
B. Temporal tables are used to model data in the past and present. They cannot be used to model data in the future.
C. Temporal tables are complex to maintain and require major application changes.
D. Temporal tables are used to model data in the past, present, and future.
正解：D

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IBM Certified Database Administrator - IBM IMS 認定 C2090-548 試験問題:

1. What are DB2 constraints?

A) DB2 constraints are the limits of the database installation when you install and set up your DB2database.
B) DB2 constraints are rules that can be imposed on data values (in a table) so that they conformto a certain property or business rule.
C) A DB2 constraint restricts the tables that can be related together due to database size issues.
D) A DB2 constraint is a limitation in the DB2 Express product designed to make it less powerfulthan the full DB2 product.

2. What is the DB2 load utility?

A) The DB2 load utility is a tool that allows you to directly transfer data from one database into theone you are currently working with.
B) The DB2 load utility does not exist in the DB2 product.
C) The DB2 load utility is a high-speed, low-level, data loading utility that loads data into a DB2database in four phases.
D) The DB2 load utility is a tool that stores all scripts that are required to create the database. Itdoes not load data, but just loads the database metadata that was exported for a site backup.

3. Which one of the following options contains a benefit of the Java Generic Table Functions?

A) Java Generic Table Functions can be implemented in any programming language.
B) Java Generic Table Functions allow you to specify the output of a table function when you create it, rather than when you reference it.
C) Java Generic Table Functions allow you to specify the output of a table function when you reference it, rather than when you create it.
D) Java Generic Table Functions must run on a separate server, thus they don't consume DB2 resources.

4. Which one of the following options is CORRECT?

A) HADR persists data in the cluster caching facilities (CFs).
B) In both DB2 pureScale and HADR environments data is available all the time.
C) In a pureScale environment, the data is available all the time, while in a HADR environment the data is available most of the time.
D) DB2 pureScale transfers log files from a primary database to a standby database.

5. Which one of the following options is TRUE about High Availability and Disaster Recovery (HADR) feature?

A) HADR allows up to five HADR standby databases.
B) HADR allows up to four HADR standby databases.
C) HADR allows up to two HADR standby databases.
D) HADR allows up to three HADR standby databases.

質問と回答：

質問 # 1
正解： B

質問 # 2
正解： C

質問 # 3
正解： C

質問 # 4
正解： C

質問 # 5
正解： D