Interface November 27, 2020December 21, 2020wefru Do you know or don’t know about Java interface quiz 0 Created on November 27, 2020 By wefru Interfaces TEST YOUR SKILLS BRODLY 1 / 10 Q.81 In java a ………………….. is a sequence of characters.Java Objective Questions with AnswersSchema of the general architecture of a program running in a Java Virtual Machine (Photo credit: Wikipedia) string arrayChar groupChar collection 2 / 10 Q.82 Java programs perform I/O through ……….. I/O methods compiler streams PDF 3 / 10 Q.83 What is the byte code in the context of Java? The type of code generated by a Java compiler The type of code generated by a Java Virtual Machine It is another name for Java source file It is the code written within the instance methods of a class 4 / 10 Q.84 Which of the following statements about abstract methods/classes in Java is true? An abstract class cannot be instantiated. Constructors can be abstract. A subclass of an abstract class must define the abstract methods. Static methods may be declared abstract. 5 / 10 Q.85 Which of the following statement is false? The sleep() method should be enclosed in try ……… catch block The yield() method should be enclosed in try ……… catch block. A thread can be temporarily suspended from running by using the wait() method. A suspended thread using suspend() method can be revived using the resume() method. 6 / 10 Q.86 The new operator dynamically allocates …………..for an object and returns a reference to it. classes variables memory none of the above 7 / 10 Q.87 Which of the following statements correctly describes an interface? It’s a concrete class It’s a concrete Object It’s a type of abstract class It’s a pdf 8 / 10 Q.88 What is the priority of the Garbage collector thread of JDK? Low Priority High Priority only Priority Extra Priority 9 / 10 Q.89 …………. is a feature that allows one interface to be used for a general class of actions. Class Inheritance Polymorphism Interface 10 / 10 Q.90 The default package that is implicitly called in a java program is …………. java. Lang java.System java. Window java.Lang.System Your score isThe average score is 0% LinkedIn Facebook Twitter VKontakte 0% Restart quiz