IBM 000-556 Actual Free Exam Questions & Community Discussion

Exam Code/Number: 000-556
Exam Name/Title: Informix 11.50 Application Developer
Certification Provider: IBM
Corresponding Certification: On Demand Business

Exam Questions: 115
Updated On: May 28, 2026

Question #15

What is the syntax to query a table that resides on a remote Informix database?

A. database@server:databasename:[owner.]table

B. database@server:user:password:[owner.]table

C. database@server:[owner.]table

D. database@server:databasename:user:password:[owner.]table

Discussion 0

Correct Answer: C Vote an answer

Question #16

Which of the following data types can be directly cast to a DATE type?

A. SMALLINT

B. DATETIME

C. DECIMAL

D. SMALLFLOAT

Discussion 0

Correct Answer: A Vote an answer

Question #17

Which statement about Dirty Read (Read Uncommited) isolation levels is correct?

A. It does not place a lock on the row that it is reading, but does check if any lock is placed on them.

B. It prevents the phantom read phenomenon.

C. It does not check whether there is any lock on the required rows.

D. It places a shared lock on the row that is being read and releases it when the next row is locked.

Discussion 0

Correct Answer: C Vote an answer

Question #18

Dynamic SQL allows a program to form an SQL statement during execution, so that user input determines the contents of the statement. What is the sequence of steps the program should follow to perform this action?

A. Assemble the text of the SQL statement, execute a PREPARE statement, and execute the prepared statement using the EXECUTE statement.

B. Execute a PREPARE statement, assemble the text of the SQL statement, and execute the prepared statement using the EXECUTE statement.

C. Assemble the text of the SQL statement and execute the statement using the EXECUTE statement.

D. Execute a PREPARE statement and execute the prepared statement using the EXECUTE statement.

Discussion 0

Correct Answer: A Vote an answer

Question #19

Which is NOT a characteristic of dynamic SQL in a program?

A. It assembles the text of an SQL statement as a character string.

B. It requires the exact content of every SQL statement to be known at the time the program is written.

C. It executes a PREPARE statement, which asks the database server to examine the statement text and prepare it for execution.

D. It uses the EXECUTE statement to execute the prepared statement.

Discussion 0

Correct Answer: B Vote an answer

Question #20

Overloading of built-in functions provides which of the following benefits?

A. Allows built-in functions to operate on new data types.

B. Allows built-in functions to function as operator functions.

C. Allows built-in functions to generate aggregate results.

D. Allows change in the functionality of existing built-in functions.

Discussion 0

Correct Answer: A Vote an answer

Question #21

A distinct user defined data type called "dollar" is created as follows:
CREATE DISTINCT TYPE dollar AS DOUBLE PRECISION;
When can you convert it to its base data type double precision?

A. It may always be converted to its base data type.

B. Only when the ALLOW_BASE_CAST attribute is used when creating the type.

C. When a cast function exists between these two types.

D. As long as no conversion rate is required.

Discussion 0

Correct Answer: C Vote an answer

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