Modules that conform to the __________ principle are open for extension and closed for modification.

• A) DIP
• B) ISP
• C) LSP
• D) OCP

Typically, dependency injection is used simply by ‘injecting’ any dependencies of a class through the class ___________ as an input parameter.

• A) Constructor
• B) Object
• C) Destructor
• D) Interface

In programming, the __________________ states that no client should be forced to depend on methods it does not use.

• A) ISP
• B) LSP
• C) DIP
• D) OCP

In programming, the ________________ is a way to decouple software modules.

• A) OCP
• B) ISP
• C) LSP
• D) DIP

What is true about the strategy pattern? It defines a family of interchangeable algorithm It encapsulates each algorithm It does not let the algorithm vary independently from the clients that use it

• A) Both 1 & 2
• B) Only 2
• C) Only 1
• D) Only 3

Strategy Pattern is a __________

• A) Class Pattern
• B) Creational Pattern
• C) Behavioral Pattern
• D) Structural Pattern

Which design pattern will be appropriate for the application where the sorting algorithm (Bubble sort, QuickSort, MergeSort, etc.) can be decided at runtime?

• A) Strategy Pattern
• B) Factory Pattern
• C) Singleton Pattern
• D) Facade Pattern

Design Patterns have ____ essential elements.

• A) 4
• B) 3
• C) 1
• D) 2

//Here, we have an interface “sampleInterface” with only one method. interface sampleInterface { double sampleMethod(double arg); } //The implementation of the method is provided in the classA class classA ________ sampleInterface { @Override double sampleMethod(double arg); { return arg * (10); } } Fill in the blank by choosing an appropriate keyword from the given options.

• A) extends
• B) ref
• C) implements
• D) inherits

Which of the following is not included in Architectural design decisions?

• A) Distribution of the system
• B) Testing the system
• C) Architectural styles
• D) Type of application

Which view in architectural design shows the key abstractions in the system as objects or object classes?

• A) Process
• B) Logical
• C) Physical
• D) Development

Which of the following view shows that the system is composed of interacting processes at run time?

• A) Physical
• B) Development
• C) Process
• D) Logical

A ________ view shows the system hardware and how software components are distributed across the processors in the system.

• A) Logical
• B) Development
• C) Physical
• D) Process

The UML was designed for describing _________

• A) Object-oriented systems
• B) Architectural design
• C) Both object-oriented systems and Architectural design
• D) SRS

To show the present condition of the object _____________ can be used, because it sustains address to concrete state object.

• A) State
• B) Function
• C) Context
• D) Concrete State

______________ handle request from the ______________.

• A) Concrete State, context
• B) State, context
• C) Context, concrete state
• D) Context, state

For the purpose of interaction, _____________ can be used to show an interface to the client.

• A) Concrete State
• B) State
• C) Context
• D) Function

Which one of the following provides implementation for methods described in state?

• A) Context
• B) State
• C) Concrete State
• D) Function

Which one of the following statement will be true for state pattern?

• A) It doesn't allow an object to change its behaviour when it’s internal state changes.
• B) It doesn't allow an object to change its behaviour when it’s external state changes.
• C) It allows an object to change its behaviour when it’s internal state changes.
• D) It allows an object to change its behaviour when it’s external state changes.

Model View Controller (MVC) ensures _________ among models, views or controllers.

• A) Low cohesion
• B) High coupling
• C) Hard modifiability
• D) Low coupling