Computer Science Terms Essay -- Definitions

Computer Science equipment casualtyComposite structure the size of a typical softwargon administration implies that it must be broken drink into manageable pieces of thisComposition the work at of building a corpse exploitation simpler parts or components abstraction the process of ignoring details irrelevant to the bother at hand and accentuation essential ones. To abstract is to disregard sealed differentiating details info the selective information the program deals with operationality what the program does with the information, the responsibility of the inclination lens to doObject the well-nigh abstract description of a elementary component of an target bea lie systemValues a ingrained piece of info that dejection be manipulated by the programTypes a prune of related rates along with the operations that can be preformed with themObject fundamental abstractions from which systems are builtClasses a set of bearings having the equivalent features and propert iesState of an merelyt the set of data maintained by an object at whatever wedded timeReference conciliate a value that denotes an objectData descriptions properties of the object (name, date, etc)Associated value a space an object has at any given timeVariable a portion of memory close to hold a single valueInstance shiftings a inconstant that is a permanent part of an object memory space for the variable is allocated when the object is createdImmutable an object thats evoke cannot be changedMutable and object thats distinguish can be changed*An object is characterized by the features it offers*1. Query a request for data2. Command a request to change stateFloat & Double sets of real acute numbers (i.e. 170000 or 1.4e12) flash set of values representing Unicode ... ...Chapter 6* stark knock interrogatory = persistal test ravel design mostly begins with an analysis of The operable preconditions of the system The ways in which the system lead be usedTest case is defined by A statement of case objectives The data set for the case The expected resultsFunctional exam testing to determine that the system as a complete meets the customers specifications. The system is treated as a black box whose port can be observed, but whose internal structure is unknown.*white box testing= unit testingUnit testing incremental testing of classes as they are employ in order to ensure that they function properly. Testing can be white box testing where the tests are developed found on the units implementation, or gray box testing where tests are developed based solely on a methods specification Computer Science Terms Essay -- DefinitionsComputer Science TermsComposite structure the size of a typical software system implies that it must be broken down into manageable pieces of thisComposition the process of building a system using simpler parts or componentsAbstraction the process of ignoring details irrelevant to the problem at hand and emp hasizing essential ones. To abstract is to disregard certain differentiating detailsData the info the program deals withFunctionality what the program does with the data, the responsibility of the object to doObject the most abstract description of a basic component of an object oriented systemValues a fundamental piece of info that can be manipulated by the programTypes a set of related values along with the operations that can be preformed with themObject fundamental abstractions from which systems are builtClasses a set of objects having the same features and propertiesState of an object the set of data maintained by an object at any given timeReference values a value that denotes an objectData descriptions properties of the object (name, date, etc)Associated value a property an object has at any given timeVariable a portion of memory reserved to hold a single valueInstance variables a variable that is a permanent part of an object memory space for the variable is allocated when the object is createdImmutable an object thats state cannot be changedMutable and object thats state can be changed*An object is characterized by the features it offers*1. Query a request for data2. Command a request to change stateFloat & Double sets of real rational numbers (i.e. 170000 or 1.4e12)Char set of values representing Unicode ... ...Chapter 6*Black box testing = functional testingTest design generally begins with an analysis of The functional specifications of the system The ways in which the system will be usedTest case is defined by A statement of case objectives The data set for the case The expected resultsFunctional testing testing to determine that the system as a whole meets the customers specifications. The system is treated as a black box whose behavior can be observed, but whose internal structure is unknown.*white box testing= unit testingUnit testing incremental testing of classes as they are implemented in order to ensure that they function properly. Testin g can be white box testing where the tests are developed based on the units implementation, or gray box testing where tests are developed based solely on a methods specification