What is meaning of jar ?
What is meaning of jar ?
A. java array
B. java architecture
C. java archived
D. none of these
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Suppose a class has public visibility. In this class we define a protected method. Which of the following statements is correct ?
Suppose a class has public visibility. In this class we define a protected method. Which of the following statements is correct ?A. From within protected methods you do not have access to public methods.
B. This method is only accessible from inside the class itself and from inside all subclasses.
C. In a class, you cannot declare methods with a lower visibility than the visibility of the class in which it is defined.
D. This method is accessible from within the class itself and from within all classes defined in the same package as the class itself.Package of drawstring() method is _________________?
Package of drawstring() method is _________________?A. java.awt
B. javax.swing
C. java.applet
D. java.ioHow many primitive data types are there in Java ?
How many primitive data types are there in Java ?A. 5
B. 6
C. 7
D. 8Java is a _______________language?
Java is a _______________language?A. moderate typed
B. strogly typed
C. weakly typed
D. none of theseConverting a primitive type data into its corresponding wrapper class object instance is called ________________?
Converting a primitive type data into its corresponding wrapper class object instance is called ________________?A. boxing
B. wrapg
C. autoboxing
D. instantiationWhich of the following statements about arrays is syntactically wrong ?
Which of the following statements about arrays is syntactically wrong ?A. arrayName[] p = new arrayName[5];
B. arrayName p[][] = new arrayName[2][];
C. arrayName[] p [];
D. arrayName p[5];