Wings

• 32

• 33

• 24

• 25

Which environment variable is used to set the java path

• MAVEN_Path

• JavaPATH

• JAVA

• JAVA_HOME

• NaN

• Infinity

• 0.0

• all of the mentioned

byte b = 50;
b = b * 50;

• b cannot contain value 50

• b cannot contain value 100, limited by its range

• No error in this code

• operator has converted b 50 into int, which can not be converted to byte without casting

Which of the following is a type of polymorphism in Java Programming?

• Multiple polymorphism

• Compile time polymorphism

• Multilevel polymorphism

• Execution time polymorphism

• 0 256

• 0 64

• 256 0

• 64 0

• The snippet compiles and runs but does not print anything

• The snippet compiles, runs and prints 0

• The snippet compiles, runs and prints 1

• The snippet does not compile

Which of these are selection statements in Java?

• break

• continue

• for()

• if()

Which of these keywords is used to define interfaces in Java?

• intf

• Intf

• interface

• Interface

Which of the following is a superclass of every class in Java?

• ArrayList

• Abstract class

• Object class

• String