putValue(...) method takes _____________________-

A. Two arguments of object type

B. First one is of a character type and second one is of an object type

C. First one is of an object type and second one is of a character type

D. None of the above.

You can do it
  1. Which of the following command lines options generates documentation for all classes and methods?
  2. The name of the RMI compiler is ___________
  3. Submit button always fires doPost(...)
  4. Message-Driven beans act as a listener for the Java Message Service API, processing messages synchronously
  5. Which of the following classes are available in the java.lang package?
  6. Which of the following keywords are used to control access to a class member?
  7. DataInput is
  8. A constructor must always invoke its supper class constructor in its first statement.
  9. Which of the following will produce a value of 10 if x = 9.7?
  10. Throwing an exception always causes program termination.
  11. Two methods cannot have the same name in Java.
  12. Given the codeString s = new String("abc");Which of the following calls are valid?
  13. To delete a file, we can use an instance of class file.
  14. Consider the following class definitions: class maths { student student1; } class student { String name;…
  15. The expression (x == y && a<b) is true If either x == y is true or a<b is true.
  16. When the string objects are compared with ==, the result is true If the strings contain the same values.
  17. Consider the following code snippet: try {int x=0; int y=50/x; System.out.println("Division by zero");…
  18. The import statement is always the first no comment statement in a Java program files.
  19. The programmer must explicitly create the system .in and system .out objects.
  20. When we implement the Runnable interface, we must define the method
  21. Which key word can protect a class in package from accessibility by the classes outside the package?
  22. Servlet can have ___________
  23. In RMI before running the client program we must start RMI Registry.
  24. In a single Servlet class we can use____________
  25. If you want to assign a value of 99 to the variable year, then which of the following lines can be used…
  26. In evaluating a logical expression of type 'Boolean expression 1&& Boolean expression 2', both the Boolean…
  27. Which of the following statements are valid array declarations?
  28. The length of a string object 's1' can be obtained using the expression s1.length.
  29. Which exception is thrown by the read() method of InputStream class?
  30. It is an error if a class with one or more abstract methods is not explicitly declared abstract.