Answer:
The answer is "Option B".
Explanation:
In the given java program the main class test is defined. Inside the class, class b instance is created. In the next line, two-class are defined that is class A and class B and class B inherit class A.
In both classes we define a constructor and a method setI(). This method calculates the value that is passed in function and This class uses Overriding concept. In the given question other options are wrong that can be described as:
- In option A, Class B inherits class A and when class b object is created it is automatically called.
- In option C and option D, The constructor of class A is called but it displays 60, because of the constructor A call a function, that is setI() and passes value 20 parameter and because of using method overriding it display 60.
Repeatedly dropping a block to see what happens. They don't understand the concept of gravity, so they don't know if it will fall every single time.
Akka. Speaking of high concurrency tools written in Scala, Akka is an extremely fast, extremely concurrent framework for building distributed applications. ... Similar to Finagle, Akka is written in Scala and provides both Scala and Java APIs.
Answer:
B
Explanation:
engineers design and carry out test cases and evaluate exit criteria (by following the scope set in the planning phase). They create bug reports describing detected defects and report to the stakeholders on the test findings and the completion status. Testing may be repeated to check for errors.