MCQOPTIONS
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MCQOPTIONS
This section includes 458 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Science Engineering (CSE) knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
_______ is a physical element that exists at runtime and represents a computational resource. |
| A. | node?? |
| B. | actor?? |
| C. | ??name?? |
| D. | object & class |
| Answer» B. actor?? | |
| 2. |
The association stereotype «Extends» indicates ___ |
| A. | delegation of part of a task to another use case?? |
| B. | the target use case is a subprocess of the source use cases?? |
| C. | a specialized form of a use case?? |
| D. | a deviation from the uml standard?? |
| Answer» D. a deviation from the uml standard?? | |
| 3. |
Forward engineering and reverse engineering can be applicable to _____ |
| A. | class diagram?? |
| B. | stereotypes?? |
| C. | tagged values?? |
| D. | adornments |
| Answer» B. stereotypes?? | |
| 4. |
During the design phase, the overall ———— of the system is described. |
| A. | architecture |
| B. | system flow |
| C. | data flow |
| D. | none |
| Answer» B. system flow | |
| 5. |
The vertical dimension of a sequence diagram shows |
| A. | abstract |
| B. | line |
| C. | time |
| D. | messages |
| Answer» D. messages | |
| 6. |
________ are handled without causing a change in state. |
| A. | transitions |
| B. | events?? |
| C. | signals?? |
| D. | state |
| Answer» B. events?? | |
| 7. |
________ is the state that is active after completion of the transition. |
| A. | composite state?? |
| B. | history state?? |
| C. | target state?? |
| D. | source state?? |
| Answer» D. source state?? | |
| 8. |
A ________ is a relationship between two states indicating that an object in the first s will enter the second state |
| A. | transition |
| B. | state |
| C. | association?? |
| D. | generalization |
| Answer» C. association?? | |
| 9. |
A ________ is a condition during the life of an object during which it satisfies performs some activity or waits for some event |
| A. | class |
| B. | state |
| C. | actor |
| D. | component |
| Answer» C. actor | |
| 10. |
________ can model the behavior of an individual object. |
| A. | class |
| B. | use case?? |
| C. | state machine?? |
| D. | activity?? |
| Answer» D. activity?? | |
| 11. |
________ specifies a path to send and receive messages between two objects |
| A. | link |
| B. | sequencing |
| C. | object |
| D. | role |
| Answer» B. sequencing | |
| 12. |
A set of messages exchanged among a set of objects is called as ________ |
| A. | use case?? |
| B. | activity |
| C. | interaction |
| D. | deployment |
| Answer» D. deployment | |
| 13. |
________ are used to model the dynamic aspects of collaborations. |
| A. | sequence diagrams?? |
| B. | structural |
| C. | interactions?? |
| D. | messages?? |
| Answer» D. messages?? | |
| 14. |
________ diagram illustrates use case realizations. |
| A. | sequence |
| B. | class |
| C. | use case |
| D. | activity?? |
| Answer» B. class | |
| 15. |
A ________ is a stream of messages exchanged between objects |
| A. | sequence?? |
| B. | modeling |
| C. | transition?? |
| D. | objects |
| Answer» B. modeling | |
| 16. |
________ uses the services of the system under design to fulfill the goals. |
| A. | primary actor?? |
| B. | supporting actor?? |
| C. | offstage actor?? |
| D. | secondary actor |
| Answer» B. supporting actor?? | |
| 17. |
Executable atomic computations are called as ________ |
| A. | action states?? |
| B. | activity states |
| C. | composite states?? |
| D. | concurrent states |
| Answer» B. activity states | |
| 18. |
________ is a path from one activity state to the next activity state. |
| A. | action state |
| B. | activity state |
| C. | transition |
| D. | fork |
| Answer» D. fork | |
| 19. |
Objects placed in an Activity Diagram are connected to the activity or transition using ________ relationship |
| A. | association |
| B. | generalization |
| C. | dependency |
| D. | realization |
| Answer» B. generalization | |
| 20. |
What is the difference between anactive object and a passive object? |
| A. | an active object controls a passiveobject. |
| B. | an active object does not have athread of control; a passive objecthas a thread of control. |
| C. | an active object executes in a distributedsystem; a passive objectexecutes in a centralized system. |
| D. | an active object has a thread ofcontrol; a passive object does nothave a thread of control |
| Answer» E. | |
| 21. |
What is a deployment view of a softwarearchitecture? |
| A. | a static view in terms of a modulehierarchy |
| B. | a static view in terms of componentsand connectors |
| C. | a view of the physical configurationin terms of nodes and interconnections |
| D. | a dynamic interaction view interms of objects and messages |
| Answer» D. a dynamic interaction view interms of objects and messages | |
| 22. |
The association stereotype «Extends» indicates ________ |
| A. | delegation of part of a task to another use case |
| B. | the target use case is a subprocess of the source use cases |
| C. | a specialized form of a use case |
| D. | a deviation from the uml standard |
| Answer» D. a deviation from the uml standard | |
| 23. |
Aggregation is … |
| A. | set of relationship |
| B. | composed of relationship |
| C. | part of relationship |
| D. | all of these |
| Answer» C. part of relationship | |
| 24. |
Group of functionally related objects is … |
| A. | concatenation |
| B. | cohesion |
| C. | coupling |
| D. | all of these |
| Answer» C. coupling | |
| 25. |
—————– pattern suggests a solution in which components interact with via announced messages or events. |
| A. | newspaper |
| B. | librarian |
| C. | bookkeeper |
| D. | publish subscribe |
| Answer» E. | |
| 26. |
What does a component interface consistof? |
| A. | the externally visible operations ofa component |
| B. | the operations provided by a component |
| C. | the operations required by a component |
| D. | the operations that a componentsupports |
| Answer» B. the operations provided by a component | |
| 27. |
A producer sends a message to a consumer.Which one of the following isasynchronous message communication? |
| A. | the producer waits for a responsefrom the consumer. |
| B. | the producer does not wait for aresponse from the consumer. |
| C. | the producer goes to sleep. |
| D. | the producer waits for a timeout. |
| Answer» C. the producer goes to sleep. | |
| 28. |
Which of the following is NOT a case ofevent synchronization? |
| A. | external event |
| B. | internal event |
| C. | timer event |
| D. | user event |
| Answer» E. | |
| 29. |
Which GOF design pattern is applied in the code snippet below?public class PrintSpooler {private static final PrintSpooler INSTANCE = new PrintSpooler();private PrintSpooler() {}public static PrintSpooler getInstance() {return INSTANCE;}} |
| A. | printspooler design pattern |
| B. | singleton design pattern |
| C. | factory design pattern |
| D. | abstract singleton design pattern |
| Answer» C. factory design pattern | |
| 30. |
What happens in a Layers of Abstractionpattern? |
| A. | each layer uses services in the layerimmediately below it. |
| B. | each layer uses services in the layerimmediately above it. |
| C. | each layer uses services in the layersimmediately above it and belowit. |
| D. | each layer is independent of theother layers. |
| Answer» B. each layer uses services in the layerimmediately above it. | |
| 31. |
When designing an entity class as a relationaltable, which of the following isNOT true? |
| A. | the relational table has multipleprimary keys. |
| B. | the relational table has multipleforeign keys. |
| C. | the relational table has a primarykey. |
| D. | the relational table has a concatenatedprimary key. |
| Answer» B. the relational table has multipleforeign keys. | |
| 32. |
To hide the internal implementation of an object we use … |
| A. | inheritance |
| B. | encapsulation |
| C. | polymorphism |
| D. | none of these |
| Answer» C. polymorphism | |
| 33. |
What two categories of stereotypes areused in modeling SPL classes? |
| A. | kernel and optional stereotypes |
| B. | optional and variant stereotypes |
| C. | common and variant stereotypes |
| D. | reuse and application role stereotypes |
| Answer» E. | |
| 34. |
—————- pattern facilitates accessing shared resources and services for large numbers of distributed distributed clients. |
| A. | web server |
| B. | client server |
| C. | data server |
| D. | proxy server |
| Answer» D. proxy server | |
| 35. |
————- pattern splits system into a number of computationally independent execution structures to achieve optimized usage of resources. |
| A. | layers |
| B. | multi tier |
| C. | agent |
| D. | broker |
| Answer» C. agent | |
| 36. |
The time oriented diagram include … |
| A. | sequence |
| B. | classes |
| C. | activity |
| D. | none of these |
| Answer» B. classes | |
| 37. |
Which of the following is true for aHierarchical Control architectural pattern? |
| A. | control is divided among variouscontrol components. |
| B. | it provides overall control over severalclient subsystems. |
| C. | it provides overall control by coordinatingseveral control components. |
| D. | it provides overall control over variousi/o objects. |
| Answer» D. it provides overall control over variousi/o objects. | |
| 38. |
Abstraction provide an operation named as … |
| A. | encapsulation |
| B. | call back |
| C. | turndown |
| D. | inheritance |
| Answer» C. turndown | |
| 39. |
System’s ability to continuously provide correct service without any failure, is called |
| A. | performance |
| B. | reliability |
| C. | security |
| D. | availability |
| Answer» C. security | |
| 40. |
Which GRASP pattern helps to find out answer for “Who should be responsible for creating a new instance of some class?" |
| A. | adapter |
| B. | protected variations |
| C. | creator |
| D. | controller |
| Answer» D. controller | |
| 41. |
————— pattern defines a runtime component that mediates the communication between a number of clients and servers. |
| A. | proxy |
| B. | middleware |
| C. | broker |
| D. | load balancer |
| Answer» D. load balancer | |
| 42. |
In a client-server model where ‘n clients’ are sending request or receiving data from ‘m servers’. There are ‘x intermediate servers’ present which re-route the request (coming from Clients) to appropriate server based on the type of request. The intermediate server also returns the response to the client user-interface. What is the role of the intermediate server here? |
| A. | blackboard |
| B. | pipe |
| C. | controller or model |
| D. | broker |
| Answer» E. | |
| 43. |
Given the following scenario:You want to create families of related objects, to be used interchangeably to configure you application. What is most appropriate GoF pattern to use? |
| A. | chain of responsibility |
| B. | abstract factory |
| C. | builder |
| D. | observer |
| Answer» C. builder | |
| 44. |
How are feature conditions used in a software product line(SPL) C32 state machine? |
| A. | a guard condition |
| B. | a condition that is true or false |
| C. | to identify if a feature is selected ornot in the state machine |
| D. | to allow state machine inheritance |
| Answer» B. a condition that is true or false | |
| 45. |
What does the C30software architecturedescribe? |
| A. | the software inside a family ofbuildings |
| B. | the structure of a client/server productfamily |
| C. | the overall structure of the softwareproduct line |
| D. | the software product line classesand their relationships |
| Answer» D. the software product line classesand their relationships | |
| 46. |
Which of the following term is best defined by the statement:”The client sends structured query language (SQL) requests to the server which are transmitted as messages across the net”? |
| A. | file servers |
| B. | database servers |
| C. | client servers |
| D. | high end servers |
| Answer» C. client servers | |
| 47. |
Cohesion and coupling are represented by using … |
| A. | structure part |
| B. | structure effect |
| C. | dependence matrix |
| D. | all of these |
| Answer» D. all of these | |
| 48. |
CRC approach and noun phrase approach are used to identify … |
| A. | classes |
| B. | colaborators |
| C. | use cases |
| D. | object |
| Answer» B. colaborators | |
| 49. |
How is Multiple Client/Multiple Servicearchitectural pattern different from aMultiple Client/Single Service architecturalpattern? |
| A. | a service can receive requests frommultiple clients. |
| B. | a client can send requests to multipleservices. |
| C. | a client can send requests to other clients. |
| D. | a service can respond to requestsfrom multiple clients. |
| Answer» E. | |
| 50. |
————– pattern describes a collection of distributed components that provide and/or consume the services. |
| A. | client server |
| B. | broker |
| C. | p2p |
| D. | soa |
| Answer» E. | |