1. Method overriding is combination of inheritance and polymorphism? false True 2. When does method overloading is determined? At run time At coding time At execution time At compile time 3. What is the extension of java code files? .java .class .doc .js 4. Which of the following is not OOPS concept in Java? Encapsulation Inheritance Compilation Polymorphism 5. What is use of interpreter? They are intermediated between JIT and JVM They read high level code and execute them They convert bytecode to machine language code It is a synonym for JIT 6. Which component is used to compile, debug and execute java program? JIT JVM JRE JDK 7. Which concept of Java is achieved by combining methods and attribute into a class? Encapsulation Polymorphism Inheritance Abstraction 8. Which of the following is a type of polymorphism in Java? Compile time polymorphism Multiple polymorphism Multilevel polymorphism Execution time polymorphism 9. Which statement is true about java? Platform dependent programming language Platform independent programming language Sequence dependent programming language Code dependent programming language 10. Which concept of Java is a way of converting real world objects in terms of class? Abstraction Inheritance Encapsulation Polymorphism 11. What is the extension of compiled java classes? .txt .jre .class .java Loading … Question 1 of 11
