Java Exam UPDATED Exam Questions and CORRECT Answers

Java Exam UPDATED Exam Questions and
CORRECT Answers
False - CORRECT ANSWER - Java is interpreted, but not compiled



public static void - CORRECT ANSWER - The words required at the start of every "main"
method definition are


book-mark - CORRECT ANSWER - Which of the following is an INVALID identifier? a)
funny$ b) book-mark c) num_2 d) num2 e) _num


4.0 8.5 - CORRECT ANSWER - int n1, n2; double d1, d2;
4. What is the output of the following code segment?
n1 = 17;
d1 = n1/4;
d2 = n1/2.0;
System.out.println (d1 + " " + d2);


-2 - CORRECT ANSWER - What is the output of the following code segment?
n1 = 3 - % 5 + -3;
System.out.println (n1);


12.5 - CORRECT ANSWER - What is the output of the following code segment?
d1 = 3 * 5 - 1.5 * ;
System.out.println (d1);


byte short int long - CORRECT ANSWER - Which of the following represents the correct
increasing range of values for integer types, from left to right? a) byte long short int
b) int byte short long

, c) byte short int long
d) short byte long int e) none of the above


8 - CORRECT ANSWER - One byte has ________ bits.



Sun Microsystems - CORRECT ANSWER - Java was developed by ____________.



System.out.println ("Welcome to Java"); - CORRECT ANSWER - Which of the following
statements is correct to display Welcome to Java on the console? a) System.out.println
('Welcome to Java');
b) System.out.println ("Welcome to Java");
c) system.println ("Welcome to Java");
d) System.out.print ('Welcome to Java'); e) system.out.print ("Welcome to Java");


Test.java - CORRECT ANSWER - Suppose you define a Java class as follows: public
class Test {
}
In order to compile this program, the source code should be stored in a file named


-- comments - CORRECT ANSWER - Which of the following lines is not a Java
comment? a) /** comments */
b) // comments
c) -- comments
d) /* comments */
e) //** comments **\\


int length, width; - CORRECT ANSWER - Which of the following is a correct way to
declare variables? a) int length: int width;
b) int length, width;