Object Oriented Software Engineering Solved MCQs

Multiple Choice Questions 72 Pages

Savitribai Phule Pune University

Bachelor of Business Administration (Computer Application)

Contributed by

Falguni Talwar

DNYANSAGAR ARTS AND COMMERCE COLLEGE, BALEWADI,PUNE - 45

PROF . SUPRIYA MANE
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SUBJECT CODE: 504 SUBJECT NAME: OOSE

UNIT 1: Object Oriented Concepts, Modeling and UML
1. Which of the following UML diagrams has a static view?
a) Collaboration
b) Use case
c) State chart
d) Activity
Answer: b

Explanation: A use case diagrams captures only the functionality of the system whereas a
dynamic model/view captures the functions as well as the action.
2. UML stands for?
a) Unified Modeling Language
b) Unified Marketing Language
c) Unified Modeling syntax
d) Unifie Modeling Language
Answer: a

3. What type of core-relationship is represented by the symbol in the figure below?

a)Aggregation
b)Dependency
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c)Generalization

d) Association
Answer: a

4. Which core element of UML is being shown in the figure?

a) Node
b) Interface
c) Class
d) Component
Answer: d
Explanation: The figure is self explanatory. A component is a modular, significant and
replaceable part of the system that packages implementation and exposes a set of interfaces.

5. What type of relationship is represented by Shape class and Square ?

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a) Realization
b) Generalization
c) Aggregation
d) Dependency

Answer: b

6. 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
Explanation: A simple name consists of letters, digits and punctuation characters.

7. 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
Explanation: Composite name consists of sequence of simple names and simple names already
consists of digits.

8. A Class consists of which of these abstractions?
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a) Set of the objects
b) Operations
c) Attributes
d) All of the mentioned
e) b, c
Answer: d
Explanation: A class is a abstraction of objects, operations and attributes.

9. 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
Explanation: Class is divided into 3 main compartments mentioned.

10. 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
Explanation: Attribute is a data item held by class or object.

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11. 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
Explanation: Initial values along with their names are used as attributes.

12. An operation can be described as?
a) Object behavior
b) Class behavior
c) Functions
d) a,b
e) None of the mentioned
Answer: d
Explanation: An operation is class and object behavior.

13. 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
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Explanation: It consists of all these 3 mentioned format.

14. What among these is true ?
a) Associations may also correspond to relation between instances of three or more
classes
b) Association lines may be unlabeled or they may show association name
c) All of the mentioned
d) None of the mentioned
Answer : c
Explanation : All the statements mentioned are true with respect to Notations.

15. In Unified Modeling Language, diagrams which captures system static structure
and provide foundation for other models is called
a) deployment diagrams
b) class diagrams
c) component diagrams
d) object diagrams
Answer: b

16. In Unified Modeling Language, diagrams that organize system elements into groups are
classified as
a) package diagrams
b) organized diagram
c) system diagrams
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d) class diagrams
Answer: a
17. UML provides which of these levels of visibility that can be applied to attributes
and operations?
a) Public
b) Package
c) Protected and Private
d) All of the mentioned
e) None of the mentioned
Answer: d
Explanation: UML provides which of these levels of visibility that can be applied to attributes
and operations Public, Package, Protected and Private.

18. 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
Explanation: The different notations of UML includes the nine UML diagrams namely
class, object, sequence, collaboration, activity, state-chart, component, deployment and use
case diagrams.

19. Which model in system modelling depicts the dynamic behaviour of the system ?
a) Context Model
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b) Behavioral Model
c) Data Model
d) Object Model
Answer: b
Explanation: Behavioral models are used to describe the dynamic behavior of an executing
system. This can be modeled from the perspective of the data processed by the system or by the
events that stimulate responses from a system.

20. 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
Explanation: Structural models show the organization and architecture of a system. These
are used to define the static structure of classes in a system and
their associations.

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UNIT 2: Basic and Advanced Structural Modeling

1. 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
Explanation: A simple name consists of letters, digits and punctuation characters.

2. 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
Explanation: Composite name consists of sequence of simple names and simple names
already consists of digits.

3. A Class consists of which of these abstractions?
a) Set of the objects
b) Operations
c) Attributes
d) All of the mentioned

Answer: d
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Explanation: A class is an abstraction of objects, operations and attributes.

4. 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
Explanation: Class is divided into 3 main compartments mentioned.

5. 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
Explanation: Attribute is a data item held by class or object.
6. 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
Explanation: Initial values along with their names are used as attributes.

7. An operation can be described as?
a) Object behavior
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Object Oriented Software Engineering Solved MCQs

Object Oriented Software Engineering Solved MCQs

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