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Java.txt
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Java.txt
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Who is known as father of Java Programming Language?
A.James Gosling B.M. P Java
C.Charel Babbage D.Blais Pascal
Answer : James Gosling [Option : A]
#
In java control statements break, continue, return, try-catch-finally and assert belongs to?
A.Selection statements B.Loop Statements
C.Transfer statements D.Pause Statement
Answer : Transfer statements [Option : C]
#
Which provides runtime environment for java byte code to be executed?
A.JDK B.JVM
C.JRE D.JAVAC
Answer : JVM [Option : B]
#
What is byte code in Java?
A.Code generated by a Java compiler B.Code generated by a Java Virtual Machine
C.Name of Java source code file D.Block of code written inside a class
Answer : Code generated by a Java compiler [Option : A]
#
Which of the following are not Java keywords ?
A.double B.switch
C.then D.instanceof
Answer : then [Option : C]
#
Data type long literals are appended by _____
A.Uppercase L B.Lowercase L
C.Long D.Both A and B
Answer : Both A and B [Option : D]
#
Which variables are created when an object is created with the use of the keyword 'new' and destroyed when the object is destroyed?
A.Local variables B.Instance variables
C.Class Variables D.Static variables
Answer : Instance variables [Option : B]
#
Which one is a template for creating different objects ?
A.An Array B.A class
C.Interface D.Method
Answer : A class [Option : B]
#
Which of these is returned by Greater Than, Less Than and Equal To (i.e Relational) operator ?
A.Float B.Integer
C.Boolean D.Double
Answer : Boolean [Option : C]
#
What feature of OOP has a super-class sub-class concept?
A.Hierarchical inheritance B.Single inheritance
C.Multiple inheritances D.Multilevel inheritance
Answer : Hierarchical inheritance [Option : A]
#
Which of the following are not the methods of the Thread class?
A.yield() B.sleep(long msec)
C.go() D.stop()
Answer : go() [Option : C]
#
What is the full form of JVM ?
A.Java Very Large Machine B.Java Verified Machine
C.Java Very Small Machine D.Java Virtual Machine
Answer : Java Virtual Machine [Option : D]
#
Which of the following are not Java modifiers?
A.public B.private
C.friendly D.transient
Answer : friendly [Option : C]
#
In Java code, the line that begins with /* and ends with */ is known as?
A.Multiline comment B.Single line comment
C.Both A & B D.None of these
Answer : Multiline comment [Option : A]