521. Which metrhods are utilized to control the access to an object in multi threaded programming ?
A. Synchronized methods
B. Asynchronized methods
C. Serialized methods
D. None of above
522. If method have same name as class name and method don’t have any return type then it is known as______________?
A. Constructor
B. Destructors
C. Variable
D. Object
523. Process of creating exact copy of the existing object is called_______________?
A. overloading
B. overriding
C. cloning
D. coping
524. What will the output of the following program? public class Test{ public static void main(String args[]){float f = (1 / 4) * 10; int i = Math.round(f); System.out.println(i); } } ?
A. 0
B. 1
C. 2
D. 3
525. Which of the following below are valid isolation levels in J2EE ?
A. TRANSACTION_READ_UNCOMMITTED
B. TRANSACTION_SERIALIZABLE
C. Only A
D. Both A and B
526. Package of drawstring() method is _________________?
A. java.awt
B. javax.swing
C. java.applet
D. java.io
527. x=x+1 is equivalent to _________________?
A. x++
B. ++x
C. x=x-1
D. None of these
528. JAR file contains the compressed version of_________________?
A. .java file
B. .jsp file
C. .class file
D. None of above
529. Software is considered to be collection of ____________.
A. programming code
B. associated libraries
C. documentations
D. All of the above
530. The process of developing a software product using software engineering principles and methods is referred to as____________.
A. Software Engineering
B. software Evolution
C. System Models
D. Software Models
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