Question: With Java, what can we do with an abstract class that we CANNOT do with an interface ? a) Abstract classes let us have constants

With Java, what can we do with an abstract class that we CANNOT do with an interface ?

a) Abstract classes let us have constants and interfaces do not b) Abstract classes let us have abstract methods and interfaces do not c) We can have instances of abstract classes, and not of interfaces d) Abstract classes can have non-abstract methods, while interfaces only allow abstract methods

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Goals : To learn Java supplied interface (Comparable), to learn how to write user defined interface (Registry), and to learn multi-classes relationships. Highlight: in Java, to compare primitives, we...

Please Provide me all necssary Screenshort, Commentds and make all class are separate with highlight:(I use eclipse): You must attempt to complete the lab during lab time. If you cannot, you may work...

Part I: The Design In this section, you are asked to finish the design of a computer program according to the information and instructions given below. A Registry is thought of as a store where you...

need some Java help please follow the instruction. Highlight: in Java, to compare primitives, we can use relational operators; to compare objects, we need to use the interface Comparable. For...

This is Java problem this is the questions and i have some of the code already. Your program will implement the following two interfaces: -Interface LifeForm: This interface defines the methods...

In this section, you are asked to finish the design of a computer program according to the information and instructions given below. A Registry is thought of as a store where you can remember...

Which of the following statements about abstract classes and interfaces is NOT TRUE?: * A ) An abstract class can contain a field. B ) The method signatures of both interfaces and abstract classes...

Class hierarchy This is the simplified class diagram for the set of classes and interfaces you are to define: GameVisual bstractGameVisual tem Key Spider Adventurer Moveable Backpack Interfaces Your...

In Part 1, you will design the structure of your code. Professional programmers rarely jump straight into their code. Rather, they carefully plan out and architect their projects, much like someone...

Explain this dataset briefly. Implement SVM algorithm in this dataset to see the performance. dataset link :...

The law allows a minor to withdraw from a contract simply because he or she is a minor, whereas the other party is bound if the minor wishes to carry out the contract. Do you think the law is fair in...

Holding all others equal, what would be the impact of a higher liquidity ( easier purchase / resale of the bond ) to the bond's yields? Group of answer choices A higher liquidity would decrease the...

Asap 131. Identify the correct statements from the 54 following (i) Zn reacts with dilute HCI and aqueous NaOH solution separately and liberates hydrogen (ii) Ti and Zr form interstitial hydrides....

How has Departmental Computing increased the need for HCM Professionals and Technical Staff to be skilled in Business Computing Software and Systems?

Describe the difference between Two- and Three-Tier Computing Systems.

Explain the differences between On Premises, SaaS, PaaS, IaaS, and Hybrid Computing environments.