Software Engineering Questions
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System analysis and design deals with the implementation environment byA. incorporating it into application classes.B. ignoring it (i.e., not taking it into account).C. re-engineering it to fit the design.D. delaying consideration of it until implementation.E. encapsulating it so as to isolate it from application classes.
The purpose of data flow testing is to ensure the correctness of valuesA. stored by a program into a database.B. that move into and out of a database.C. that pass through a user interface.D. of program variables.E. output by a program.
The Bridge design pattern is used toA. provide a unified interface to a subsystem.B. provide a placeholder for another object.C. decouple an abstraction from its implementation.D. restrict a class to have only one instance.E. defer instantiation of a class to its subclasses.
Which of the following is NOT true about design patterns?A. They help novices behave like experts.B. They are described using program code.C. They represent a solution to a problem in a context.D. They can be used to handle nonfunctional requirements.E. They make extensive use of inheritance and delegation.
Which statement is NOT true about a state in a state machine diagram?A. It has duration.B. It can be anonymous (unnamed).C. It can only be entered by the triggering of an event.D. It may be characterized by the value of one or more attributes.E. It may be characterized by the existence of a link to another object.
When testing a nested loop, we initially test the inner loop while holding the outer loop atA. its minimum value.B. its middle value.C. its maximum value.D. both its minimum and maximum value.E. any value.
In the Model-View-Controller (MVC) architectural pattern, the Model representsA. the objects used to render data in the user interface.B. the process control mechanism used by the system.C. the controls with which the user interacts.D. the data viewed and manipulated by the user.E. the business logic of the application.
The testing in which code is checked isA. black box testingB. white box testingC. red box testingD. green box testingE. blue box testing
When testing a simple loop, what is the minimum number of test cases required?A. 1B. 7C. 3D. 4E. 5
Black box testing techniques are used in what type of testing?A. unitB. conditionC. loopD. integrationE. data flow
The cost of fixing a faultA. can never be more than 5% of the total development cost.B. is more expensive if found in requirements than functional design.C. can be estimated by performing a SWOT analysis.D. increases as we move the product towards live use.E. decreases as we move the product towards live use.
The Observer design pattern is used toA. defer instantiation of a class to its subclasses.B. provide a placeholder for another object.C. notify other objects about updates.D. encapsulate how a set of objects interact.E. decouple an abstraction from its implementation.
An event on a state machine diagram can representA. the completion of an activity.B. a return from a message send.C. exiting a state.D. the passage of a designated period of time.E. a guard becoming true.
A state machine diagram describes the behaviour ofA. an objectB. a use caseC. an operationD. an actorE. a class
Which of the following is non-functional testing?A. black box testingB. white box testingC. performance testingD. unit testingE. integration testing
A state machine diagram responds to every event thatA. occursB. occurs provided it is not processing an activity.C. changes a value of the object's attributes.D. triggers a transition.E. sends a message.
The purpose of an acceptance test plan is toA. verify the acceptability of the code structure.B. specify the criteria for determining whether the system is finished.C. list all the requirements for the system.D. define the scope of the system development.E. define the goals of the system.
Which of the following is NOT a configuration management activity?A. change managementB. version managementC. risk managementD. release managementE. system building
Which of the following statement about early test design is false?A. Faults found during early test design are less expensive to fix.B. Early test design can prevent fault multiplication.C. Early test design can find faults.D. Early test design takes more effort.E. Early test design can cause changes to the requirements.
An exclusive or (XOR) constraint states thatA. an attribute cannot have null values.B. an attribute must either be null or can only have one of two values.C. instances of only one of two classes can be related to instances of another class.D. two classes cannot be related by an association class.