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Software Engineering Mcqs 840 MCQs [All-Courses]

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Software Engineering MCQs for job test and interview preparation, especially for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover a wide range of topics, including the fundamentals of software engineering, its various types, advanced concepts, software design, development processes, testing methods, software evolution, and security aspects.

All Topics  840

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
Correct Answer: A node
Which of the following is a building block of UML ?
A Things
B Relationships
C Diagrams
D All of the mentioned
Correct Answer: All of the mentioned
Which of the following statement(s) is true about interaction diagrams ?
A Interaction diagrams are at their best when they deal with one main design flow and not multiple variants that can happen
B Interaction diagrams are good at designing part or all of one use case’s functionality across multiple objects
C Interaction diagrams allow the analyst to show iteration and conditional execution for messaging between objects
D All of the mentioned
Correct Answer: All of the mentioned
At Conceptual level Class diagrams should include_____________________?
A operations only
B attributes only
C both operations and attributes
D none of the mentioned
Correct Answer: attributes only
What is an object________________?
A An object is an instance of a class
B An object includes encapsulation of data
C An object is not an instance of a class
D All of the mentioned
Correct Answer: An object is an instance of a class
What is an abstract class ?
A A class that has direct instances, but whose descendants may have direct instances
B A class that has direct instances, but whose descendants may not have direct instances
C A class that has no direct instances, but whose descendants may have direct instances
D All of the mentioned
Correct Answer: A class that has no direct instances, but whose descendants may have direct instances
Select the statement true for activity diagrams ?
A They can be used to discover parallel activities
B They are used to depict workflow for a particular business activity
C Activity diagram do not tell who does what and are difficult to trace back to object models
D All of the mentioned
Correct Answer: All of the mentioned
Which of the following are the valid relationships in Use Case Diagrams______________________?
A Generalization
B Include
C Extend
D All of the mentioned
Correct Answer: All of the mentioned
UML interfaces are used to_____________________?
A specify required services for types of objects
B program in Java, but not in C++ or Smalltalk
C define executable logic to reuse across classes
D define an API for all classes
Correct Answer: specify required services for types of objects
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