JAVA Programming Language MCQ Questions Answers Download PDF Solved Set
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1) Which of the following is not a primitive data type?
2) What is the output of this program?
3) Is null an object?
c) Sometimes yes
d) None of these
4) Let m be a variable of datatype byte. The value of m <<4 is same as
a) m x 24
d) 4 + m
5) Which of the following statement will result in compilation error?
a) signed int abc;
b) unsigned int abc;
c) signed byte abc;
d) signed long abc;
6) Which of the following operators take (s) only integer operands?
b) ++ (post-increment)
d)none of these
7) Which of the following doesn’t have a superclass?
8) Elements of an array have the same
9) Constant that cannot be changed are declared using the keyword
10) Which of the following can be used to copy data from one array to another?