CDAC Core Java Practice Questions

11. What will be the output : String x='0123456789'; System.out.println(x.substring(5,8));





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12. The layout of a container can be altered using which of the following methods:





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13. Which statement is true?





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14. How can a client prepare itself for callbacks from RMI server?





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15. Which of the following, are valid return types, for listener methods:





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16. Which of the following is not a keyword?





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17. Which of the following is not a Marker Interface?





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18. Which of the following is not a valid event class?





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19. When an applet begins awt call following sequence of method





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20. The concept of multiple inheritance is implemented in Java by





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