Index

D

data

defining objects, 70

persisting, 611

retrieving dynamically, 644

transient, 331

data dictionaries, 336

Student Registration System example, 377

data integrity

encapsulation and, 143

data members

C# terminology, 423

data types

user defined, 79

debugging, 605

See also exception handling

decimal keyword, 794

decrement operators, 18

default keyword, 794

defining collections, 204

delegate keyword, 794

delegate types

as pseudo-interface, 719

compared to C/C++ function pointers, 720

System.Windows.Forms namespace, 671

delegation, 112, 580

delegation model, 718

plug-in nature, 726

delete operator, 539

derived classes, 555

rules, 181

what not to do, 186

descendant classes, class hierarchies, 178

diagramming in use case modeling, 318

dictionaries, 219

Display method

CourseCatalog class, 631

Person class, 554

Student class, 559

DisplayCourseSchedule method

delegation, 580

Student class, 561

do keyword, 794

do statements, 35

domain classes, 331

dot notation, 102

accessing attributes, 111

and message chaining, 529

not used for constructors, 152

double keyword, 794

double type, 12

drag-and-drop IDEs

building GUIs, 678

Drop method

Section class, 578

DropButtonClicked method

MainForm class, 753

DropSection method

Student class, 562

dynamic models, 322, 384

events, 387

scenarios, 391

state, 384