Answer:
True.
Explanation:
In the code given in the question we have an abstract class A.Then we have a class B which inherits the class A it is also an example of single inheritance.
Line A c; creates a reference of A type.
Line c=new B(); states that the reference of A type will refer to an object of class B.
Hence we conclude that the answer is True.
Answer:
well techincly in windows 10 the only thing that is in the device manager is the services and software it doesn't tell you what devices are connected only what is running and the prefrmance
of your machine
Explanation:
Give the type and value of each result of the following Java expressions. a. (5 / 2) * 2.0 type is float value is 4.0 b. (5/2.0) * 2 type is integer value is 5c. "1.3" + "5.2" type is string value is 1.35.2d. 1 + 7.0 + "2" + "x" this will produce an error because we cannot add variables of different type
Answer:
The answer is "Option A".
Explanation:
Please find the complete program in the attached file.
The given program includes a super-class Bike having a private integer numWheels parameter. The class EBike inherits the class Bike, EBike comprises one parameter function Object() which utilizes its variable number of the private integer Battery level of the battery parameter and the wrong choice can be defined as follows:
In choice B, it is wrong since there is no constructor with a single argument in the Bike class.
In choice C, it is wrong since there no need to call the base class constructor with the super keyword.
In choice, D is wrong because there no need to create a constructor of the base class.
In choice, E is wrong because it does not require the second EBike constructor parameter.