Tag: programming languages

Given: import java.io.*; class Player { Player() { System.out.print("p"); } } class CardPlayer extends Player implements Serializable { CardPlayer() { System.out.print("c"); } public static void main(String[] args){ CardPlayer cl = new CardPlayer(); try { FileOutputStream fos = new FileOutputStream("play.txt"); ObjectOutputStream os = new ObjectOutputStream(fos); os.writeObject(c1); os.close() ; FileInputStream fis = new FileInputStream("play.txt"); ObjectInputStream is = new ObjectInputStream(fis); CardPlayer c2 = (CardPlayer) is.readObject(); is.close(); } catch (Exception x ) { } } } What is the result?

Given that bw is a reference to a valid BufferedWriter And the snippet: 15. BufferedWriter b1 = new BufferedWriter(new File("f")); 16. BufferedWriter b2 = new BufferedWriter(new FileWriter("f1")); 17. BufferedWriter b3 = new BufferedWriter(new PrintWriter("f2")); 18. BufferedWriter b4 = new BufferedWriter(new BufferedWriter(bw)); What is the result?

Given: 1. import java.text.*; 2. class DateOne { 3. public static void main(String[] args) { 4. Date d = new Date(1123631685981L); 5. DateFormat df = new DateFormat(); 6. System.out.println(df.format(d)); 7. } 8. } And given that 1123631685981L is the number of milliseconds between Jan. 1, 1970, and sometime on Aug. 9, 2005, what is the result? (Note: the time of day in option A may vary.)

Given: class Polish { public static void main(String[] args) { int x = 4 ; StringBuffer sb = new StringBuffer("..fedcba"); sb.delete(3,6); sb.insert(3, "az"); if(sb.length() > 6) x = sb.indexOf("b"); sb.delete((x-3), (x-2)); System.out.println(sb); } } What is the result?

JPD is deployed in weblogic as (Choose the best answer)

In a Weblogic Development environment…. (Choose the best answer):

What will be the syntax for the Perform node created by the developer

Of the following which has got the broadest scope (Choose the best answer):

If the method to be overridden has access type protected, choose access types among the following that a subclass can have,

While serializing a class whose Base class is serializable, which of the following fields are ignored?