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Java - Test Questions on 'Singleton' - 2 questions found


Which of the following is not the difference between Singleton and Static class ( Class with static members only ) ?Core Java
Only one object can be created for Singleton class whereas No objects are created for static class.
Singleton class instance is initiated using new keyword whereas static class instance is created using static method.
Singleton class can be serialized whereas Static class cannot be.
Singleton Class can participate in runtime Polymorphism whereas Static class cannot.

  java  oops  singleton  design pattern  static class

Which of the following do you think is the primary reason you would never use a static class even the application doesn't need multiple requests or threads ?Core Java
Serialization
Runtime Polymorphism
Lazy Loading
Memory

  static class  static vs singleton  java  oops  objects







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