[Free] 2017(Nov) EnsurePass Passguide IBM C2090-556 Dumps with VCE and PDF 71-80

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Informix 11.50 Application Developer

Question No: 71 – (Topic 2)

What isolation level allows other users to change rows in your result set, but not the current row you are examining?

  1. Dirty Read

  2. Committed Read

  3. Repeatable Read

  4. Cursor Stability

Answer: D

Question No: 72 – (Topic 2)

When using the MQ Datablade Module, which interface binds tables to Websphere MQ queues, creating transparent access to WMQ objects and enabling users to access the queue as if it were a table?

  1. SQL Extensions

  2. External Tables

  3. Datablade API

  4. Virtual Tables

Answer: D

Question No: 73 – (Topic 2)

Which Stored Procedure Language (SPL) statement is used to write debugging information to a file?

  1. TRACE

  2. RAISE EXCEPTION

  3. DEBUG_FILE

  4. LOG

Answer: A

Question No: 74 – (Topic 2)

Which of the following is NOT a legal value for the BOOLEAN data type?

  1. #39;T#39; for true, and #39;F#39; for false.

  2. NULL value.

  3. #39;t#39; for true, and #39;f#39; for false.

  4. 1 for true, and 0 for false.

Answer: D

Question No: 75 – (Topic 2)

Which statement combines the actions of the PREPARE, EXECUTE, and FREE statements into a single operation to process most SQL statements?

  1. EXECUTE NOW

  2. EXECUTE IMMEDIATE

  3. EXECUTE DYNAMIC

  4. EXEC SQL

Answer: B

Question No: 76 – (Topic 2)

Which statement about static SQL is true?

  1. It is prepared at runtime.

  2. It is prepared at compile time.

  3. The data types of the columns do not have to be known at compile time.

  4. It is typically used in an interactive program that composes SQL based on user inputs.

Answer: B

Question No: 77 – (Topic 2)

Which SQL statement is used in an Informix ESQL/C application to return diagnostic information about the most recently executed SQL statement?

  1. GET DIAGNOSTICS

  2. DESCRIBE

  3. UPDATE STATISTICS

  4. GET DESCRIPTOR

Answer: A

Question No: 78 – (Topic 2)

What is the name of the SQL function that needs to be used in place of SQL_FUNCTION in the INSERT statement given below?

CREATE TABLE EMPLOYEE (EMP_ID INTEGER, EMP_PICTURE BLOB)

PUT EMP_PICTURE IN MYSPACE1; INSERT INTO EMPLOYEE VALUES (1001,

SQL_FUNCTION(#39;emppicture.jpg#39;, #39;client#39;));

  1. TOBLOB

  2. LOBCOPY

  3. BLOBCOPY

  4. FILETOBLOB

Answer: D

Question No: 79 – (Topic 2)

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

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

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

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

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

Answer: C

Question No: 80 – (Topic 2)

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?

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

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

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

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

Answer: D

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