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90+ Object Oriented Software Engineering Solved MCQs
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Bachelor of Business Administration in Computer Applications (BBA [CA]) .
| 1. |
Which of the following UML diagrams has a static view |
| A. | collaboration |
| B. | use case |
| C. | state chart |
| D. | activity |
| Answer» B. use case | |
| 2. |
UML stands for |
| A. | unified modeling language |
| B. | unified marketing language |
| C. | unified modeling syntax |
| D. | unifie modeling language |
| Answer» A. unified modeling language | |
| 3. |
Which core element of UML is being shown in the figure
|
| A. | node |
| B. | interface |
| C. | class |
| D. | component |
| Answer» D. component | |
| 4. |
What does a simple name in UML Class and objects consists of |
| A. | letters |
| B. | digits |
| C. | punctuation characters |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 5. |
What Does a Composite name consists of in a UML Class and object diagram |
| A. | delimiter |
| B. | simple names |
| C. | digits |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 6. |
A class is divided into which of these compartments |
| A. | name compartment |
| B. | attribute compartment |
| C. | operation compartment |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 7. |
An attribute is a data item held by which of the following |
| A. | class |
| B. | object |
| C. | all of the mentioned |
| D. | none of the mentioned |
| Answer» C. all of the mentioned | |
| 8. |
What should be mentioned as attributes for conceptual modelling |
| A. | initial values |
| B. | names |
| C. | all of the mentioned |
| D. | none of the mentioned |
| Answer» C. all of the mentioned | |
| 9. |
Which of these are part of class operation specification format |
| A. | name |
| B. | parameter list |
| C. | return-type list |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 10. |
In Unified Modeling Language, diagrams which captures systemstatic structure and provide foundation for other models is called |
| A. | deployment diagrams |
| B. | class diagrams |
| C. | component diagrams |
| D. | object diagrams |
| Answer» B. class diagrams | |
| 11. |
The Unified Modeling Language (UML) has become an effective standard for software modelling.How many different notations does it have |
| A. | three |
| B. | four |
| C. | six |
| D. | nine |
| Answer» D. nine | |
| 12. |
Which model in system modelling depicts the static nature of the system |
| A. | behavioral model |
| B. | context model |
| C. | data model |
| D. | structural model |
| Answer» D. structural model | |
| 13. |
What does a simple name in UML Class and objects consist of |
| A. | letters |
| B. | digits |
| C. | punctuation characters |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 14. |
What Does a Composite name consists of in a UML Class and object diagram |
| A. | delimiter |
| B. | simple names |
| C. | digits |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 15. |
A Class consists of which of these abstractions |
| A. | set of the objects |
| B. | operations |
| C. | attributes |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 16. |
A class is divided into which of these compartments |
| A. | name compartment |
| B. | attribute compartment |
| C. | operation compartment |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 17. |
An attribute is a data item held by which of the following |
| A. | class |
| B. | object |
| C. | all of the mentioned |
| D. | none of the mentioned |
| Answer» C. all of the mentioned | |
| 18. |
What should be mentioned as attributes for conceptual modelling |
| A. | initial values |
| B. | names |
| C. | all of the mentioned |
| D. | none of the mentioned |
| Answer» C. all of the mentioned | |
| 19. |
Which of these are part of the class operation specification format |
| A. | name |
| B. | parameter list |
| C. | return-type list |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 20. |
Which among these are the rules to be considered to form Class diagrams |
| A. | class symbols must have at least a name compartment |
| B. | compartment can be in random order |
| C. | attributes and operations can be listed at any suitable place |
| D. | none of the mentioned |
| Answer» A. class symbols must have at least a name compartment | |
| 21. |
Which of these are the heuristics |
| A. | name classes, attributes, and roles with noun phrases |
| B. | name operations and associations with verb phrases |
| C. | stick to binary associations |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 22. |
Which of the following is a building block of UML |
| A. | things |
| B. | relationships |
| C. | diagrams |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 23. |
Classes and interfaces are a part of |
| A. | structural things |
| B. | behavioral things |
| C. | grouping things |
| D. | annotational things |
| Answer» A. structural things | |
| 24. |
What is a collection of operations that specify a service of a class or component |
| A. | use case |
| B. | actor |
| C. | interface |
| D. | relationship |
| Answer» C. interface | |
| 25. |
What is a physical element that exists at runtime in UML |
| A. | a node |
| B. | an interface |
| C. | an activity |
| D. | none of the mentioned |
| Answer» A. a node | |
| 26. |
What can be requested from any object of the class to affect behavior |
| A. | object |
| B. | attribute |
| C. | operation |
| D. | instance |
| Answer» C. operation | |
| 27. |
Which diagram in UML emphasizes the time-ordering of messages |
| A. | activity |
| B. | sequence |
| C. | collaboration |
| D. | class |
| Answer» B. sequence | |
| 28. |
If you are working on real-time process control applications or systems that involve concurrent processing, you would use a |
| A. | activity diagram |
| B. | sequence diagram |
| C. | statechart diagram |
| D. | object diagram |
| Answer» C. statechart diagram | |
| 29. |
Which diagram shows the configuration of run-time processing elements |
| A. | deployment diagram |
| B. | component diagram |
| C. | node diagram |
| D. | er-diagram |
| Answer» A. deployment diagram | |
| 30. |
Which things in UML are the explanatory parts of UML models |
| A. | structural things |
| B. | behavioral things |
| C. | grouping things |
| D. | annotational things |
| Answer» D. annotational things | |
| 31. |
What refers to the value associated with a specific attribute of an object and to any actions or side |
| A. | object |
| B. | state |
| C. | interface |
| D. | none of the mentioned |
| Answer» B. state | |
| 32. |
What is the Interaction diagram |
| A. | interaction diagrams are the uml notations for dynamic modeling of collaborations |
| B. | interaction diagrams are a central focus of engineering design |
| C. | all of the mentioned |
| D. | none of the mentioned |
| Answer» C. all of the mentioned | |
| 33. |
What are the different interaction diagram notations does UML have |
| A. | a sequence diagram |
| B. | a communication diagram |
| C. | an interaction overview diagram |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 34. |
What is a lifeline |
| A. | it is a frame consisting of a rectangle with a pentagon in its upper left-hand corner |
| B. | it is a rectangle containing an identifier with a dashed line extending below the rectangle |
| C. | it is a name compartment; the interaction is represented inside the rectangle |
| D. | none of the mentioned |
| Answer» B. it is a rectangle containing an identifier with a dashed line extending below the rectangle | |
| 35. |
What are the three different types of message arrows |
| A. | synchronous, asynchronous, asynchronous with instance creation |
| B. | self, multiplied, instance generator |
| C. | synchronous, asynchronous, synchronous with instance creation |
| D. | none of the mentioned |
| Answer» C. synchronous, asynchronous, synchronous with instance creation | |
| 36. |
Which of the following is true for optional fragments |
| A. | an optional fragment is a portion of an interaction that may be done |
| B. | the fragment operator name is opt |
| C. | optional fragments have only a single operand, which must contain a guard |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 37. |
What are the heuristics which the sequencing diagram follows |
| A. | put pairs of lifelines that interact heavily next to one another |
| B. | position lifelines to make message arrows as short as possible |
| C. | position lifelines to make message arrows go from left to right |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 38. |
Which among the following are not the valid notations for package and component diagram |
| A. | notes |
| B. | box |
| C. | extension mechanisms |
| D. | packages |
| Answer» B. box | |
| 39. |
Which of the following statement is false |
| A. | a note is a dog-eared box connected to any model element by a dashed line |
| B. | the main way to extend uml is by constraints, properties, etc |
| C. | a dependency relation holds between two entities d and i where change in i does not affect d |
| D. | all of the mentioned |
| Answer» C. a dependency relation holds between two entities d and i where change in i does not affect d | |
| 40. |
Which of the following is incorrect in reference to dependency |
| A. | module d uses module i when a correct version of i must be present for d to work correctly |
| B. | module d depends for compilation on module i |
| C. | class i imports elements from package d |
| D. | none of the mentioned |
| Answer» C. class i imports elements from package d | |
| 41. |
What is a collection of model elements called |
| A. | box |
| B. | dependency |
| C. | uml packages |
| D. | package members |
| Answer» D. package members | |
| 42. |
What types of units does Component follow |
| A. | modular unit |
| B. | replaceable unit |
| C. | unit with well defined interface |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 43. |
Components can be represented by which of the following |
| A. | component symbols |
| B. | stereotypes |
| C. | rectangular boxes |
| D. | component symbols & stereotypes |
| Answer» D. component symbols & stereotypes | |
| 44. |
What does a component diagram consists of |
| A. | components, their relationship to the environment |
| B. | packages and dependency |
| C. | internal structure |
| D. | internal structure, components & their relationship to the environment |
| Answer» D. internal structure, components & their relationship to the environment | |
| 45. |
Which of these is true with respect to interfaces |
| A. | interfaces in component diagram defines relationship between components and environment |
| B. | interfaces realized by a class or a component are required interfaces |
| C. | interface on which a class or component depends are called provided interfaces |
| D. | all of the mentioned |
| Answer» A. interfaces in component diagram defines relationship between components and environment | |
| 46. |
Which of these are diagrammatic heuristics |
| A. | use notes, constraints, properties and stereotypes to add information to uml models |
| B. | use stereotypes to name dependencies |
| C. | use packages to group elements in static models |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 47. |
Which among these are the common notations for deployment diagrams |
| A. | artifacts and nodes |
| B. | stereotypes |
| C. | components |
| D. | all of the mentioned |
| Answer» A. artifacts and nodes | |
| 48. |
Which of these are types of nodes used in the deployment diagram |
| A. | device |
| B. | execution environment |
| C. | artifact |
| D. | device & execution environment |
| Answer» D. device & execution environment | |
| 49. |
Which are the ways to represent nodes in a deployment diagram |
| A. | nodes instances are underlined identifiers of the form nametype |
| B. | the name may be left off, indicating an unnamed instance of the type |
| C. | the type may be left off, indicating a named instance with an unspecified type |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 50. |
What does a deployment diagram consists of |
| A. | computational resource |
| B. | communication path between resource |
| C. | artifacts that execute resource |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
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