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Sybase 510-309 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| PowerBuilder Fundamentals | - IDE overview and environment configuration - Object-oriented concepts in PowerBuilder - Application structure and event model |
| DataWindow Technology | - DataWindow creation and retrieval techniques - Advanced DataWindow features (crosstab, nested, reports) - Data manipulation and validation |
| Application Development | - Reusable components and objects - Window and control design - Event-driven programming |
| Database Connectivity | - Transaction management - SQL integration in PowerBuilder - ODBC and native database connections |
| Debugging and Deployment | - Application packaging and deployment - Debugging tools and error handling |
Sybase Powerbuilder 10.0 professional Sample Questions:
1. What is the effect of the following Powerscript statement:
my_app.FreeDBLibraries = TRUE
A) PowerBuilder libraries are released from memory after PowerBuilder disconnects from a database.
B) By releasing PowerBuilder libraries from memory after disconnecting from a database, performance is enhanced.
C) Process initialization issues are resolved when PowerBuilder libraries are removed from memory.
D) PowerBuilder libraries are held in memory after PowerBuilder disconnects from a database.
2. Identify the VALID statements when discussing the use of retrieval arguments in a DataWindow.
(Choose 2)
A) PowerBuilder will load the correct object into the control based on the passed arguments and the DataWindow objects associated with the control.
B) String array retrieval arguments should use the Noperator in the DataWindow SQL where clause.
C) Extra arguments passed on the retrieve will trigger the dberror event.
D) Extra arguments can be defined but need not be referenced in the DataWindow object.
3. Which of these DataWindow events allow using return codes to dynamically modify their default behavior? (Choose 3)
A) Clicked
B) ItemFocusChanged
C) Error
D) Itemchanged
E) EditChanged
F) RowFocusChanging
4. If a descendant object can only read an ancestor's instance variable, what is the variable's access?
A) privateread
B) private
C) public
D) protectedread
E) public privatewrite
5. Which row in dw_1 will be the current row after executing the following script?
dw_1.SelectRow(25,FALSE)
dw_1.ScrollToRow(99)
dw_1.SelectRow(33,TRUE)
A) 25
B) 99
C) 33
D) 1
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: B,D | Question # 3 Answer: A,D,F | Question # 4 Answer: D | Question # 5 Answer: B |
