Question 1
Question
The term ___ was coined in 1968 as a response to the desolate state of the art developing quality software on time and within budget
Question 2
Question
Reusable module is called
Answer
-
Opcode
-
Subroutine
-
Machine code
-
Hexadecimal code
Question 3
Question
Assembly language instructions consist of
Answer
-
A string of 0s and 1s
-
A hexadecimal code
-
An opcode mnemonic
-
A decimal code
Question 4
Question
In which of the following periods FORTRAN language was developed?
Question 5
Question
In which of the following periods the notion “software engineering” was introduced?
Question 6
Question
What is an opcode?
Question 7
Question
In which of the following periods COBOL language was developed?
Question 8
Question
Which of the following clearly describes the scope of a software project?
Answer
-
An internals diagram
-
A context diagram
-
A sequence diagram
-
A functionality scenario
Question 9
Question
Who suggested to encode information on punch cards?
Answer
-
Herman Hollerith
-
Charles Babbage
-
Claude Shannon
-
John Von Neumann
Question 10
Question
Who wrote a thesis "A Mathematical Theory of Communication" (in the Bell System Technical Journal -1948) on how binary logic could be used in computing?
Answer
-
Charles Babbage
-
George Boole
-
Claude Shannon
-
John Von Neumann
Question 11
Question
In which of the following periods ALGOL language was developed?
Question 12
Question
A use case is _________.
Answer
-
a decision not to modify the system
-
a process that will run as part of the system
-
an argument that drives system design
-
a goal for actors the system interacts with
-
a diagram that shows what the system does
Question 13
Question
For the question below, circle the best choice for the sets of alternatives provided in the sentence The XP software development process DOES / DOES NOT include up front design. It prioritizes work according to RISKIEST FIRST / HIGHEST CUSTOMER VALUE FIRST. And, its iteration length is typically TWO-FOUR WEEKS / LEFT OPEN.
Answer
-
DOES, RISKIEST FIRST, TWO-FOUR WEEKS
-
DOES NOT, RISKIEST FIRST, LEFT OPEN
-
DOES, HIGHEST CUSTOMER VALUE FIRST, TWO-FOUR WEEKS
-
DOES NOT, HIGHEST CUSTOMER VALUE FIRST, TWO-FOUR WEEKS
Question 14
Question
Which of the following is the best choice for creating code views?
Answer
-
Sequence diagram
-
Component diagram
-
Activity diagram
-
Class diagram
-
None of the above
Question 15
Question
Which of the following is not a software engineering risk?
Answer
-
The server may not scale to 1000 users
-
The code for the sort algorithm is overly complex
-
We do not adequately understand our customer’s needs
-
The system is working fine, but if we try to change anything it seems to always break something else
Question 16
Question
Upper-CASE Tools to support later activities such as programming, debugging and and testing
Question 17
Question
Verification and validation is intended to show that a system conforms to its specification and meets the requirements of the system customer
Question 18
Question
Which of the following are terms used when describing formal use cases? (Circle all that apply.)
Answer
-
Goal
-
Actor
-
Level
-
Primary actor
Question 19
Question
In component diagrams, ports ARE / ARE NOT optional
Question 20
Question
In component diagrams, the lollipop-symbol is used to represent a PROVIDES / REQUIRES interface
Question 21
Question
In sequence diagrams, lifelines represent the activity of CLASSES / OBJECTS
Question 22
Question
Unit test should be written both before and after code is written
Question 23
Question
Functional testing tests against the specification
Question 24
Question
Which of the following are valid ways to avoid having a bad user interface? (Circle all that apply)
Answer
-
Speaks to experts who study user interfaces
-
Build prototypes
-
Limit the functionality the users can customize to minimize the interface
Make sure the back end of the system works pretty well before presenting the user with the interface to avoid confusing the users with bugs and getting bad interface advice
-
Talk to users
Question 25
Question
Match the following: used to model domain model, used to represent runtime model, used to represent code model
Answer
-
Class Diagram, Sequence Diagram, Component Diagram
-
Class Diagram, Collaboration Diagram, Use Case Diagram
-
Use Case Diagram, Sequence Diagram, Class Diagram
-
Use Case Diagram, Sequence Diagram, Deployment Diagram
Question 26
Question
Which of the following are the best questions(s) the risk-driven model helps developers answer?
Answer
-
What is most important to the customer?
-
When are we done with the project?
-
How much software architecture should we do?
-
What programming language should we do?
-
Which techniques should we use in developing our project?
-
Both a and b
-
Both b and c
-
Both c and e
Question 27
Question
In an implementation of the singleton pattern, there is no constructor
Question 28
Question
Which of the following statements is the most correct? __________ .
Answer
-
A sequence diagram is used to model a sequence of activities associated with a use case.
-
A sequence diagram is used to model a sequence of messages exchanged among objects.
-
A sequence diagram is used to model a sequence of transitions among objects in a use case.
-
Both a and b.
-
Both a and c.
Question 29
Question
Which of the following is most correct? ___________.
Answer
-
United Models for Languages
-
Universal Modeling Language
-
Unified Modeling Language
-
United Modeling Language
Question 30
Question
Which of the following is best describes UML? ___________.
Answer
-
UML is a combination of notations.
-
UML supports modeling multiple views of software.
-
UML has evolved over time.
-
UML was created by the OMG
-
All of a-d
-
Only a and d
Question 31
Question
Three notations of UML are __________ .
Answer
-
Activity diagrams, Component diagrams, Construction diagrams
-
Component diagrams, Action diagrams, Sequence diagrams
-
Class diagrams, ER diagrams, Action diagrams
-
Canonical diagrams, Activity diagrams, Sequence diagrams
-
Class diagrams, Sequence diagrams, Use Case diagrams
Question 32
Question
Which of the following is not a UML diagram? ____________.
Question 33
Question
The Dependency Inversion Principle ______.
Answer
-
Helps ensure that objects are highly reusable.
-
Requires that methods that are present in base classes must also be present in the derived classes.
-
Helps ensure that objects are easy to extend without requiring change to the original object.
-
Requires that object interfaces only include methods that will be needed by most implementers.
-
Helps make changing an object easier
Question 34
Question
The Open-Close Principle _________.
Answer
-
Helps ensure that objects are highly reusable.
-
Requires that methods that are present in base classes must also be present in the derived classes.
-
Helps ensure that objects are easy to extend without requiring change to the original object.
-
Requires that object interfaces only include methods that will be needed by most implementers.
-
Helps make changing an object easier
Question 35
Question
Liskov’s Substitution Principle _________.
Answer
-
Helps ensure that objects are highly reusable.
-
Requires that methods that are present in base classes must also be present in the derived classes.
-
Helps ensure that objects are easy to extend without requiring change to the original object.
-
Requires that object interfaces only include methods that will be needed by most implementers.
-
Helps make changing an object easier
Question 36
Question
The Single Responsibility Principle _________.
Answer
-
Helps ensure that objects are highly reusable.
-
Requires that methods that are present in base classes must also be present in the derived classes.
-
Helps ensure that objects are easy to extend without requiring change to the original object.
-
Requires that object interfaces only include methods that will be needed by most implementers.
-
Helps make changing an object easier
Question 37
Question
The Interface Segregation Principle _________.
Answer
-
Helps ensure that objects are highly reusable.
-
Requires that methods that are present in base classes must also be present in the derived classes.
-
Helps ensure that objects are easy to extend without requiring change to the original object.
-
Requires that object interfaces only include methods that will be needed by most implementers.
-
Helps make changing an object easier
Question 38
Question
All design decisions should be made before coding begins
Question 39
Question
UML has many great features but its use describing domain models should be restricted because ___
Answer
-
It takes too long to create the diagrams.
-
Good UML tools are too expensive.
-
It is not a language known by most non-developers.
-
Its use is incompatible with the goals of domain modeling.
-
The diagrams require you to include too much detail.
Question 40
Question
Which of the following states that there are 2 persons associated with a contact and there can be any number of contacts?
Answer
-
Person 1.2---------Contact
-
Person *--------1.2Contact
-
Person 2----------*Contact
-
Person *----------2Contact
Question 41
Question
Which of the following is true of a Context Diagram? _________.
Answer
-
Describes how the software being created interacts with elements in its environment.
-
Can be based on a use case diagram.
-
Might show the Internet.
-
Describes what is in and what is outside the scope of the software project.
-
All of a-d
Question 42
Question
The primary difference between component diagrams and sequence diagrams is
Answer
-
Component diagrams show all potential interactions among a group of components whereas sequence diagram shows the interactions involved in response to a particular kind of request
-
There is very difference, they are just two different ways of viewing component
-
In component diagram the components use a rectangular shape with the component icon in the upper right corner but no component icon appears in sequence diagram
-
Component diagram represent the code whereas sequence diagram represent behavior
Question 43
Question
UML provides special notation for a subsystem element because
Answer
-
Subsystem elements have critical differences from components, which must be represented.
-
Subsystem elements and component elements are not substantially different so there is no need for them.
-
Component elements have important aspects that are not representable using the provided subsystem element notation.
-
Both a and c
-
None of the above
Question 44
Question
Component details in UML can be shown as text within a compartment of a component
Question 45
Question
Which of the following statements is the most correct?
Answer
-
A component diagram shows a configuration of the system at a given moment.
-
A component diagram shows all potential interactions among components in a view.
-
A component diagram can show instances of classes.
-
Both a and b
-
Both b and c
Question 46
Question
Which of the following statements is the most correct? _________ .
Answer
-
A class diagram shows a configuration of the system at a given moment.
-
A class diagram shows all potential interactions among components in a view.
-
A class diagram can show relationships between java interfaces and other classes.
-
Both a and b.
-
Both b and c.
Question 47
Question
Which of the following statements is the most correct? _________.
Answer
-
A class diagram for a module always has three components.
-
A class diagram shows relationships among code units.
-
A class diagram supports analyzing behavior of complex protocols.
-
Lollipop symbol is used to represent provides interfaces.
-
Socket symbol is used to represent provides interfaces.
-
Class and components diagrams are always very similar.
Question 48
Question
Which of the following is(are) NOT well supported by the class diagram notation? ___________.
Answer
-
Identifying public and private members of a class.
-
Identifying which classes depend on other classes.
-
Discussing how the system will behave.
-
Discussing how to add newly required functionality to the system.
-
Both a and d
Question 49
Question
Class diagrams can be generated directly from code.
Question 50
Question
The process of creating class diagrams is a valuable activity during design.
Question 51
Question
All class diagrams created during design of a system should be maintained as part of the project documentation.
Question 52
Question
A design pattern ______ .
Answer
-
Contains a description of other related patterns.
-
Can be useful describing how a software problem was solved by a developer.
-
Is a general reusable solution to a commonly occurring problem within a given context in software design.
-
Gives examples of code that used the pattern.
-
Both a and c.
-
All of a-d.
Question 53
Question
What is Gang of Four (GOF)?
Answer
-
Four authors of Book ‘Design Patterns - Elements of Reusable Object-Oriented Software’ are known as Gang of Four (GOF).
-
Gang of Four (GOF) is a name of a book on Design Patterns.
-
Gang of Four (GOF) is a Design Pattern.
-
None of the above.
Question 54
Question
Which of the following describes the Abstract Factory pattern correctly?
Answer
-
This pattern creates object without exposing the creation logic to the client and refer to newly created object using a common interface.
-
In this pattern an interface is responsible for creating a factory of related objects without explicitly specifying their classes.
-
This pattern involves a single class which is responsible to create an object while making sure that only single object gets created.
-
This pattern is used when we want to pass data with multiple attributes in one shot from client to server.
Question 55
Question
Which of the following is correct list of classifications of design patterns
Answer
-
Creational, Structural and Behavioral patterns
-
Executional, Structural and Behavioral patterns
-
Creational, Executional and Behavioral patterns
-
None of the above
Question 56
Question
Which of the following describes the Composite pattern correctly?
Answer
-
This pattern builds a complex object using simple objects and using a step by step approach.
-
This pattern is used where we need to treat a group of objects in similar way as a single object.
-
This pattern hides the complexities of the system and provides an interface to the client using which the client can access the system.
-
This pattern is primarily used to reduce the number of objects created and to decrease memory footprint and increase performance
Question 57
Question
Which of the following describes the Command pattern correctly?
Answer
-
In this pattern a class represents functionality of another class.
-
In this pattern a request is wrapped under an object as command and passed to invoker object
-
This pattern creates a chain of receiver objects for a request
-
This pattern provides a way to evaluate language grammar or expression
Question 58
Question
A type of software Life Cycle Activity which involves saving tests from the previous version to ensure that the new version retains the previous capabilities
Answer
-
Unit testing
-
Regression testing
-
Acceptance testing
-
System testing
Question 59
Question
Which of the following are examples of traditional process models?
Question 60
Question
Which of the following follows the correct sequence in a waterfall model?
Answer
-
Feasibility, Testing, Implementation, Requirement, Design
-
Feasibility, Requirements, Design, Implementation, Testing
-
Requirements, Feasibility, Design, Implementation, Testing
-
Testing, Design, Implementation, Feasibility, Requirements
Question 61
Question
A family of software development methodologies that produce software in short iterations and allow for greater changes or design
Question 62
Question
One of the key practices in XP which ensures that all production code is written with two programmers working at the same machine or facility. This is the revision step taken to the extreme. All code is always reviewed by at least one other person
Question 63
Question
The waterfall model of software development is
Answer
-
A reasonable approach when requirements are well defined
-
A good approach when a working programs is required quickly
-
The best approach to use for projects with large development teams
-
An old fashioned model that is rarely used any more
Question 64
Question
The incremental model of software development is
Answer
-
A revolutionary model that is not used for commercial products
-
A reasonable approach when requirements are well defined
-
A good approach when a working programs is required quickly
-
The best approach to use for projects with large development teams
Question 65
Question
The spiral model of software development
Answer
-
Ends with the delivery of the software product
-
Is more chaotic than the incremental model
-
Includes project risks evaluation during each iteration
-
All of the above
Question 66
Question
If you need to show the physical relationship between software components and the hardware in the delivered systems, which diagram can you use?
Answer
-
Component diagram
-
Deployment diagram
-
Class diagram
-
Network diagram
Question 67
Question
Which diagram in UML is used to describe the physical components their distribution and association?
Answer
-
Component diagram
-
Deployment diagram
-
Class diagram
-
Object diagram
Question 68
Question
Aggregation (encapsulation) relationship is represented in UML notation by
Answer
-
Line with solid diamond at one end
-
Line with hollow diamond at one end
-
Line with an arrow at one end
-
Line without an arrow
Question 69
Question
In class diagram, inside each class what is to be printed?
Answer
-
Its name, attributes, operations and derived class
-
Its name, attributes and operations
-
Its name and operations
-
Its name and attributes
Question 70
Question
Key elements of use-case diagrams are
Question 71
Question
Which of the following describes the Strategy pattern correctly
Answer
-
In this pattern, a class behavior changes based on its state
-
In this pattern, a null object replaces check of NULL object instance
-
In this pattern, a class behavior or its algorithm can be changed at run time
-
In this pattern, an abstract class exposes defined way(s)/template(s) to execute its method
Question 72
Question
Which of the following pattern refers to creating duplicate object while keeping performance in mind?
Answer
-
Builder Pattern
-
Bridge Pattern
-
Prototype Pattern
-
Composite Pattern
Question 73
Question
Which of the following pattern hides the complexities of the system and provides an interface to client using which the client can access the system?
Answer
-
Composite Pattern
-
Facade Pattern
-
Adapter Pattern
-
Decorator Pattern
Question 74
Question
In which of the following pattern an interface is responsible for creating a factory of related objects without explicitly specifying their classes?
Answer
-
Factory pattern
-
Abstract factory pattern
-
Singleton Pattern
-
Builder Pattern
Question 75
Question
Which of the following is correct about Creational design patterns.
Answer
-
These design patterns are specifically concerned with communication between objects.
-
These design patterns provide a way to create objects while hiding the creation logic, rather than instantiating objects directly using new operator
-
These design patterns concern class and object composition. Concept of inheritance is used to compose interface and define ways to compose objects to obtain new functionalities.
-
None of the above.
Question 76
Question
Which of the following describes of the Observer pattern correctly?
Answer
-
This pattern is used to get a way to access the elements of collection object in sequential manner without any need to know its underlying representation
-
This pattern is used to reduce communication complexity between multiple objects or classes
-
This pattern is used to restore state of an object to a previous state
-
This pattern is used when there is one-to-many relationship between objects such as if one object is modified, its dependent objects are to be notified automatically
Question 77
Question
Which of the following describes the Builder pattern correctly?
Answer
-
This pattern builds a complex object using simple objects and using a step by step approach.
-
This pattern refers to creating duplicate object while keeping performance in mind.
-
This pattern is used when creation of object directly is costly.
-
This pattern is used when we need to decouple an abstraction from its implementation so that the two can vary independently
Question 78
Question
Which of the following pattern is used where we need to treat a group of objects in similar way as a single object?
Answer
-
Composition Pattern
-
Facade Pattern
-
Adapter Pattern
-
Builder Pattern
Question 79
Question
Can we create a clone of a singleton object?
Question 80
Question
Which of the following describes the Behavioral pattern correctly?
Answer
-
This type of patterns provide a way to create objects while hiding the creation logic rather than instantiating objects directly using new operator
-
This type of patterns concern class and object composition. Concept of inheritance is used to compose interface and define ways to compose objects to obtain new functionalities.
-
This type of pattern are specifically concerned with communication between objects.
-
This type of pattern are specifically concerned with the presentation tier.
Question 81
Question
Which of the following is correct about Singleton design pattern
Answer
-
This type of design pattern comes under creational patterns
-
This pattern involves a single class which is responsible to create an object while making sure that only single objects gets created
-
Singleton class provides a way to access its only object which can be accessed directly without need to instantiate the object of the class
-
All of the above
Question 82
Question
Which of the following describes the State pattern correctly?
Answer
-
In this pattern, a class behavior changes based on its state.
-
In this pattern, a null object replaces check of NULL object instance.
-
In this pattern, a class behavior or its algorithm can be changed at run time.
-
In this pattern, an abstract class exposes defined way(s)/template(s) to execute its methods.
Question 83
Question
In which of the following pattern, a visitor class is used which changes the executing algorithm of an element class?
Question 84
Question
Which of the following describes the Strategy pattern correctly?
Answer
-
In this pattern, a class behavior changes based on its state.
-
In this pattern, a null object replaces check of NULL object instance.
-
In this pattern, a class behavior or its algorithm can be changed at run time.
-
In this pattern, an abstract class exposes defined way(s)/template(s) to execute its methods.
Question 85
Question
Which of the following programming languages is the best suited to design pattern?
Question 86
Question
Which of the following is not a valid type of message arrow in sequence diagram?
Answer
-
Synchronous Message
-
Asynchronous Message
-
Return Message
-
Activate Message
Question 87
Question
Identify which of the following modeling elements is not associated with Use case diagrams
Answer
-
Actor
-
Include relationship
-
Extend relationship
-
Aggregate relationship
Question 88
Question
Which of the following is not a characteristic of scrum model of product development?
Answer
-
Incremental development
-
Agile nature
-
Stable requirements
-
Time-boxedscheduling
Question 89
Question
XP with reference to software development methodology is
Answer
-
Extreme programming
-
Excellent programming
-
Extreme processing
-
Excellent processing
Question 90
Question
Which of the following is a non functional requirement of a web based application?
Answer
-
When the user clicks a “read me” link, the color of the link should change from blue to pink
-
When the user clicks a “read me” link, the next page should be opened with 5 seconds
-
When the user clicks a “read me” link, the mouse over should show the target page title in a tool tip
-
When the user clicks a “read me” link, the read me page should load successfully without errors
Question 91
Question
A scrum is actually a
Question 92
Question
___________ enhances performance and functionality of the software after delivery
Answer
-
re-design
-
re-engineering
-
post checking
-
maintance
Question 93
Question
Which of the following models follow a purely sequential approach?
Answer
-
Waterfall model
-
Spiral model
-
Iterative model
-
Incremental model
Question 94
Question
Class diagram, component diagram, object diagram and deployment diagram are considered as types of
Answer
-
Structural diagrams
-
Behavioral diagrams
-
Non-behavioral diagrams
-
Non-structural diagrams
Question 95
Question
Activity diagram, use case diagram, collaboration diagram and sequence diagram are considered as types of
Answer
-
Structural diagrams
-
Behavioral diagrams
-
Non-behavioral diagrams
-
Non-structural diagrams
Question 96
Question
Kind of diagrams which are used to show interactions between series of messages are classified as
Answer
-
Activity diagram
-
Sequence diagram
-
Collaboration diagram
-
All of them
Question 97
Question
Which of the following diagrams is time oriented?
Answer
-
Activity diagram
-
Sequence diagram
-
Collaboration diagram
-
State chart diagram
Question 98
Question
Which symbol is used to represent Protected visibility in UML?
Question 99
Question
Which symbol is used to represent Package visibility in UML?
Question 100
Question
Which diagram is like a flow chart which shows the steps decision points and branches?
Answer
-
Activity diagram
-
Sequence diagram
-
Collaboration diagram
-
State chart diagram
-
Communication diagram
Question 101
Question
Object in a set of DFDs have unique names
Question 102
Question
A...is represented graphically by an arrow into or out of a process
Answer
-
Process
-
Entity
-
Level
-
Flow
Question 103
Question
Data flow diagrams that ‘youtube’ on the movement of data between processes are referred to as:
Answer
-
process models
-
data models
-
flow models
-
flow charts
Question 104
Question
Calculating an employee’s salary is represented on a data flow diagram as a:
Answer
-
data flow
-
source
-
data store
-
process
Question 105
Question
An arrow on a data flow diagram represents a:
Answer
-
data store
-
dataflow
-
process
-
source/sink
Question 106
Question
Which of the following is not true statement regarding data flows?
Question 107
Question
In a data flow diagram, a data flow that consist of other data glows is a(an)
Answer
-
Compound flow
-
Composite flow
-
Control flow
-
Complex flow
Question 108
Question
Which of the following is a true about IDEF0 diagram?
Answer
-
Slides of the box: right - input, left - output, up - controls, down - mechanisms
-
Slides of the box: right -controls, left -mechanisms, up - input, down - output
-
Slides of the box: right -controls, left - output, up - input, down - mechanisms
-
Slides of the box: right - input, left - output, up - mechanisms, down - controls
Question 109
Question
A data flow diagram
Answer
-
is a process model
-
depicts the flow of data through a system
-
uses rounded rectangles to represent processes
-
depicts the processing performed by the system
Question 110
Question 111
Question
What is/are advantages of Agile testing?
Answer
-
Saves time
-
Requires less planning and creates less documantation
-
Regular feedback from end users
-
Solves issue in advance by daily meeting
-
All the term
Question 112
Question
When acceptance testing is performed in Agile development?
Question 113
Question
Who is responsible for sprint meeting?
Answer
-
Product owner
-
Scrum team
-
Scrum master
-
Users
Question 114
Question
Who is prioritized product backlog?
Answer
-
Product owner
-
Scrum team
-
Scrum master
-
All of them
Question 115
Question
Arrange following scrum practice according to the order in which they are carried out.
1. Sprint planning
2. Daily scrum meet
3. Sprint retrospective meet
4. Sprint review meet
5. Sprint
Answer
-
1,5,2,3,4
-
1,5,2,4,3
-
1,2,5,4,3
-
1,3,2,4,5
Question 116
Question
… are people who are accountable for the project success.
Answer
-
Chickens
-
Release people
-
Hen
-
Pigs
Question 117
Question
What is the order in which test levels are performed?
Answer
-
Unit, Integration, System, Acceptance
-
Unit, System, Integration, Acceptance
-
Unit, Integration, Acceptance, System
-
It depends on nature of a project.
Question 118
Question
Which testing is concerned with behaviour of whole product as per specified requirements?
Answer
-
Acceptance testing
-
Component testing
-
System testing
-
Integration testing
Question 119
Question
System testing is a
Answer
-
Black box testing
-
White box testing
-
Grey box testing
-
Both a and b
Question 120
Question
Integrated testing is a
Answer
-
Black box testing
-
White box testing
-
Grey box testing
-
Both Black and White
-
Both Grey and White
-
None of them
Question 121
Question
Unit testing is a
Answer
-
Black box testing
-
White box testing
-
Grey box testing
-
both a and b
Question 122
Question
System architecture is determined during which phase?
Answer
-
requirement gathering
-
implementation
-
development
-
design
Question 123
Question
Verifying that whether software components are functioning correctly and identifying the defects in them is objective of which level of testing
Answer
-
Integration testing
-
Acceptance testing
-
Unit testing
-
System testing
Question 124
Question
Standard phases (requirements, design, code, test) in order to choose the most appropriate model
Answer
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Waterfall
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Code and fix
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Iterative
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Spiral
Question 125
Question
Write some code, debug it, repeat - choose the most appropriate model
Answer
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Waterfall
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Code and fix
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Iterative
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Spiral