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Quiz von Good Guy Beket, aktualisiert more than 1 year ago
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vor fast 7 Jahre
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Frage 1
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If you need to show the physical relationship between software components and the hardware in the delivered systems, which diagram can you use?
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Component diagram
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Deployment diagram
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Class diagram
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Network diagram
Frage 2
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Which diagram in UML is used to describe the physical components their distribution and association?
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Component diagram
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Deployment diagram
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Class diagram
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Object diagram
Frage 3
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Aggregation (encapsulation) relationship is represented in UML notation by
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Line with solid diamond at one end
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Line with hollow diamond at one end
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Line with an arrow at one end
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Line without an arrow
Frage 4
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In class diagram, inside each class what is to be printed?
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Its name, attributes, operations and derived class
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Its name, attributes and operations
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Its name and operations
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Its name and attributes
Frage 5
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Key elements of use-case diagrams are
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People, computer
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Actor, use cases
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People, classes and objects
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None of them
Frage 6
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Which of the following describes the Strategy pattern correctly
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In this pattern, a class behavior changes based on its state
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In this pattern, a null object replaces check of NULL object instance
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In this pattern, a class behavior or its algorithm can be changed at run time
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In this pattern, an abstract class exposes defined way(s)/template(s) to execute its method
Frage 7
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Which of the following pattern refers to creating duplicate object while keeping performance in mind?
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Builder Pattern
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Bridge Pattern
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Prototype Pattern
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Composite Pattern
Frage 8
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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?
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Composite Pattern
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Facade Pattern
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Adapter Pattern
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Decorator Pattern
Frage 9
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In which of the following pattern an interface is responsible for creating a factory of related objects without explicitly specifying their classes?
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Factory pattern
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Abstract factory pattern
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Singleton Pattern
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Builder Pattern
Frage 10
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Which of the following is correct about Creational design patterns?
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These design patterns are specifically concerned with communication between objects.
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These design patterns provide a way to create objects while hiding the creation logic, rather than instantiating objects directly using new operator.
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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.
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None of the above.
Frage 11
Frage
Which of the following describes of the Observer pattern correctly?
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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
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This pattern is used to reduce communication complexity between multiple objects or classes
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This pattern is used to restore state of an object to a previous state
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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
Frage 12
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Which of the following describes the Builder pattern correctly?
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This pattern builds a complex object using simple objects and using a step by step approach.
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This pattern refers to creating duplicate object while keeping performance in mind.
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This pattern is used when creation of object directly is costly.
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This pattern is used when we need to decouple an abstraction from its implementation so that the two can vary independently
Frage 13
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Which of the following pattern is used where we need to treat a group of objects in similar way as a single object?
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Composition Pattern
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Facade Pattern
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Adapter Pattern
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Builder Pattern
Frage 14
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Can we create a clone of a singleton object?
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True
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False
Frage 15
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Which of the following describes the Behavioral pattern correctly?
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This type of patterns provide a way to create objects while hiding the creation logic rather than instantiating objects directly using new operator
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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.
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This type of pattern are specifically concerned with communication between objects.
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This type of pattern are specifically concerned with the presentation tier.
Frage 16
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Which of the following is correct about Singleton design pattern?
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This type of design pattern comes under creational patterns
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This pattern involves a single class which is responsible to create an object while making sure that only single objects gets created
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Singleton class provides a way to access its only object which can be accessed directly without need to instantiate the object of the class
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All of the above
Frage 17
Frage
Which of the following describes the State pattern correctly?
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In this pattern, a class behavior changes based on its state.
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In this pattern, a null object replaces check of NULL object instance.
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In this pattern, a class behavior or its algorithm can be changed at run time.
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In this pattern, an abstract class exposes defined way(s)/template(s) to execute its methods.
Frage 18
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In which of the following pattern, a visitor class is used which changes the executing algorithm of an element class?
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Visitor pattern
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MVC pattern
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Business delegate pattern
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Composite entity pattern
Frage 19
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Which of the following describes the Strategy pattern correctly?
Antworten
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In this pattern, a class behavior changes based on its state.
-
In this pattern, a null object replaces check of NULL object instance.
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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.
Frage 20
Frage
Which of the following programming languages is the best suited to design pattern?
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Java
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C
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Cobol
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HTML
Frage 21
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Which of the following is not a valid type of message arrow in sequence diagram?
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Synchronous Message
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Asynchronous Message
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Return Message
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Activate Message
Frage 22
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Identify which of the following modeling elements is not associated with Use case diagrams
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Actor
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Include relationship
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Extend relationship
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Aggregate relationship
Frage 23
Frage
Which of the following is not a characteristic of scrum model of product development?
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Incremental development
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Agile nature
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Stable requirements
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Time-boxedscheduling
Frage 24
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XP with reference to software development methodology is:
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Extreme programming
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Excellent programming
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Extreme processing
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Excellent processing
Frage 25
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Which of the following is a non functional requirement of a web based application?
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When the user clicks a “read me” link, the color of the link should change from blue to pink
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When the user clicks a “read me” link, the next page should be opened with 5 seconds
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When the user clicks a “read me” link, the mouse over should show the target page title in a tool tip
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When the user clicks a “read me” link, the read me page should load successfully without errors
Frage 26
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A scrum is actually a
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Software process model which is agile in nature
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team pack in rugby where everyone in the pack act together to move the ball down the field
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Both a and b
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None of the above
Frage 27
Frage
___________ enhances performance and functionality of the software after delivery
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re-design
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re-engineering
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post checking
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maintance
Frage 28
Frage
Which of the following models follow a purely sequential approach?
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Waterfall model
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Spiral model
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Iterative model
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Incremental model
Frage 29
Frage
Class diagram, component diagram, object diagram and deployment diagram are considered as types of
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Structural diagrams
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Behavioral diagrams
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Non-behavioral diagrams
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Non-structural diagrams
Frage 30
Frage
Activity diagram, use case diagram, collaboration diagram and sequence diagram are considered as types of :
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Structural diagrams
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Behavioral diagrams
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Non-behavioral diagrams
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Non-structural diagrams
Frage 31
Frage
Kind of diagrams which are used to show interactions between series of messages are classified as
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Activity diagram
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Sequence diagram
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Collaboration diagram
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All of them
Frage 32
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Which of the following diagrams is time oriented?
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Activity diagram
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Sequence diagram
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Collaboration diagram
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State chart diagram
Frage 33
Frage
Which symbol is used to represent Protected visibility in UML ?
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+
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_
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@
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~
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#
Frage 34
Frage
Which symbol is used to represent Package visibility in UML?
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+
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—
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@
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~
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#
Frage 35
Frage
Which diagram is like a flow chart which shows the steps decision points and branches?
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Activity diagram
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Sequence diagram
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Collaboration diagram
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State chart diagram
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Communication diagram
Frage 36
Frage
Object in a set of DFDs have unique names
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True
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False
Frage 37
Frage
A...is represented graphically by an arrow into or out of a process
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Process
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Entity
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Level
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Flow
Frage 38
Frage
Data flow diagrams that ‘youtube’ on the movement of data between processes are referred to as:
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process models
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data models
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flow models
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flow charts
Frage 39
Frage
Calculating an employee’s salary is represented on a data flow diagram as a:
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data flow
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source
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data store
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process
Frage 40
Frage
An arrow on a data flow diagram represents a:
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data store
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dataflow
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process
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source/sink
Frage 41
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Which of the following is not true statement regarding data flows?
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A fork in a data flow means that exa
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source
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data store
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process
Frage 42
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In a data flow diagram, a data flow that consist of other data glows is a(an) :
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Compound flow
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Composite flow
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Control flow
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Complex flow
Frage 43
Frage
Which of the following is a true about IDEF0 diagram?
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Slides of the box: right - input, left - output, up - controls, down - mechanisms
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Slides of the box: right -controls, left -mechanisms, up - input, down - output
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Slides of the box: right -controls, left - output, up - input, down - mechanisms
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Slides of the box: right - input, left - output, up - mechanisms, down - controls
Frage 44
Frage
A data flow diagram:
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is a process model
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depicts the flow of data through a system
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uses rounded rectangles to represent processes
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depicts the processing performed by the system
Frage 45
Frage
Agile is:
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Sequential
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Iterative
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Incremental
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Both Iterative & Incremental
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Both Iterative & Sequential
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All of them
Frage 46
Frage
What is/are advantages of Agile testing?
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Saves time
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Requires less planning and creates less documantation
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Regular feedback from end users
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Solves issue in advance by daily meeting
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All the term
Frage 47
Frage
When acceptance testing is performed in Agile development?
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On request of customer
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After system is ready
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At the end of each iteration
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Daily
Frage 48
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Who is responsible for sprint meeting?
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Product owner
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Scrum team
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Scrum master
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Users
Frage 49
Frage
Who is prioritized product backlog?
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Product owner
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Scrum team
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Scrum master
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All of them
Frage 50
Frage
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
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1,5,2,3,4
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1,5,2,4,3
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1,2,5,4,3
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1,3,2,4,5
Frage 51
Frage
… are people who are accountable for the project success.
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Chickens
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Release people
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Hen
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Pigs
Frage 52
Frage
What is the order in which test levels are performed?
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Unit, Integration, System, Acceptance
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Unit, System, Integration, Acceptance
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Unit, Integration, Acceptance, System
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It depends on nature of a project.
Frage 53
Frage
Which testing is concerned with behaviour of whole product as per specified requirements?
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Acceptance testing
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Component testing
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System testing
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Integration testing
Frage 54
Frage
System testing is a
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Black box testing
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White box testing
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Grey box testing
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Both a and b
Frage 55
Frage
Integrated testing is a
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Black box testing
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White box testing
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Grey box testing
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Both Black and White
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Both Grey and White
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None of them
Frage 56
Frage
Unit testing is a
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Black box testing
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White box testing
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Grey box testing
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Both a and b
Frage 57
Frage
System architecture is determined during which phase?
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requirement gathering
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implementation
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development
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design
Frage 58
Frage
Verifying that whether software components are functioning correctly and identifying the defects in them is objective of which level of testing
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Integration testing
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Acceptance testing
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Unit testing
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System testing
Frage 59
Frage
Standard phases (requirements, design, code, test) in order to choose the most appropriate model
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Waterfall
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Code and fix
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Iterative
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Spiral
Frage 60
Frage
Write some code, debug it, repeat - choose the most appropriate model
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Waterfall
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Code and fix
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Iterative
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Spiral
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