What is the primary purpose of the Adapter pattern?*1 pointTo ensure that a class has only one instance and provide a global point of access to it.To allow for two incompatible interfaces to work together without modifying their source code.To encapsulate a group of individual factories with a common goal.To define a one-to-many dependency between objects so that when one object changes state, all its dependents are notified and updated automatically.

What is the main purpose of dependency injection?*1 pointTo enhance the individual testing of componentsTo provide a way of assembling componentsTo increase coupling between various components of an applicationTo allow for better memory management

Explain the use of the interface in Java.

What is the primary purpose of a Singleton design pattern in software engineering?OptionsTo limit the number of instances of a class to one.To ensure that a class can be inherited by other classes.To control access to class methods.To create multiple instances of a class.

What is the primary purpose of a Singleton design pattern in software engineering?OptionsTo limit the number of instances of a class to one.To create multiple instances of a class.To ensure that a class can be inherited by other classes.To control access to class methods.

Adapter design pattern in also referred to as:Question 3Select one or more:a.Convertorb.Translatorc.Wrapperd.Pluggable