1. Parts of JAVA 1www.gowreeswar.com

2. Features of JAVA 2www.gowreeswar.com

3. History of JAVA When Where Why who 3www.gowreeswar.com

4. What is JVM,JRE,JDK 4www.gowreeswar.com

5. Difference b/w Java and C++ 5www.gowreeswar.com

6. Comments Single line Multi line Documentation Annotations-@ 6www.gowreeswar.com

7. Naming Convention 7www.gowreeswar.com

8. Explain public static void main(String[] args) 8www.gowreeswar.com

9. Operators 9www.gowreeswar.com

10. Tokens 10www.gowreeswar.com

11. Scanner Package Use methods 11www.gowreeswar.com

12. BufferedReader Package Use methods 12www.gowreeswar.com

13. Control structures 3 types Selection or Decision Loops or Iterate Branching or Jumping 13www.gowreeswar.com

14. Selection or Decision ifif-elsenested if switch-case 14www.gowreeswar.com

15. if 15www.gowreeswar.com

16. if-else condition falsetrue else block if block 16www.gowreeswar.com

17. nested if 17www.gowreeswar.com Condition 1 Condition 2 Condition-n statements false true

18. switch-case case 1 case 2 case 3 matched unmatched Statements 1 Statements 2 Statements 3 matched unmatched 18www.gowreeswar.com

19. Loops or Iterate for while do – while for each 19www.gowreeswar.com

20. Branching or Jumping breakcontinuereturn 20www.gowreeswar.com

21. Array 21www.gowreeswar.com Definition Advantage Types syntaxes Jagged Array

22. Command Line Arguments 22www.gowreeswar.com Definition

23. String 23www.gowreeswar.com Definition package Ways to construct Methods

24. StringBuffer 24www.gowreeswar.com Definition package Ways to construct Methods

25. StringBuilder 25www.gowreeswar.com

26. Object Oriented Program System concepts 26www.gowreeswar.com

27. What is abstraction? 27www.gowreeswar.com Implementation hiding

28. What is Encapsulation 28www.gowreeswar.com Data hiding Security Initialization of instance fields

29. What is Inheritance 29www.gowreeswar.com Syntax Advantage Relationship Disadvantage Keyword Access specifier Types

30. Polymorphism 30www.gowreeswar.com Types How to achieve Advantages of both

31. Constructor 31www.gowreeswar.com Definition Rule Use Types

32. this 32www.gowreeswar.com What it is Definition When it is use

33. Variables 33www.gowreeswar.com Definition Types Differences among

34. Blocks 34www.gowreeswar.com Definition Types When it is call

35. Methods 35www.gowreeswar.com Definition Syntax Types When static method use

36. Difference b/w constructor and method 36www.gowreeswar.com

37. Anonymous object 37www.gowreeswar.com Anonymous means When it is better

38. Method overloading 38www.gowreeswar.com Definition Advantage Types

39. Array of Employee Objects prog… 39www.gowreeswar.com

40. Inheritance programs 40www.gowreeswar.com Single Multi level Hierarchical Multiple Hybrid

41. super 41www.gowreeswar.com What it is Definition When it is use

42. Aggregation 42www.gowreeswar.com Relationship

43. Method Overriding 43www.gowreeswar.com Definition Advantage Rules

44. final 44www.gowreeswar.com What it is Where it is use (V-M-C) Blank final variable Final parameter

45. static 45www.gowreeswar.com what it is Where it is use(B-V-M-C)

46. Type casting 46www.gowreeswar.com Implicit-explicit Upcasting-downcasting Generalization –specialization

47. abstract 47www.gowreeswar.com What it is Where it is use(M-C)

48. Can I use both final & abstract to class at a time 48www.gowreeswar.com Ans:--no

49. Can I use both static and abstract to method at a time 49www.gowreeswar.com Ans:--no

50. interface 50www.gowreeswar.com Definition Synatx Advanrage

51. Difference b/w abstract class and interface 51www.gowreeswar.com

52. package 52www.gowreeswar.com Definition Advantage Types Keyword Rule Diff imports Packages explanation

53. Creating jar file 53www.gowreeswar.com jar cvf0 TicTacToe.jar TicTacToe.class audio images

54. java.lang package 54www.gowreeswar.com Object System Runtime Class

55. JVM architecture & tasks 55www.gowreeswar.com Class loaders Byte code verifier Memory ( 5 parts) Exec (interpreter+JIT) gc()

56. finalize method 56www.gowreeswar.com Which class method When it is executed

57. native 57www.gowreeswar.com What it is

58. cloning 58www.gowreeswar.com Definition Which class method it is Which interface to achieve advantages

59. Inner class 59www.gowreeswar.com Types Advantages

60. Exception handling 60www.gowreeswar.com try catch finally throw throws Types Difference b/w c.k and u.c.k

61. Wrapper class 61www.gowreeswar.com Uses Boxing Unboxing Types Conversions

62. Collection framework www.gowreeswar.com62 Package Definition Advantages Types Hierarchy Retrieving Auto boxing

63. Some more Util package classes 63www.gowreeswar.com Arrays Collections StringTokenizer Calendar Date

64. SimpleDateFormat class 64www.gowreeswar.com Package Use

65. Multi threading 65www.gowreeswar.com Ways to execution Definition Ways to create a thread Naming a thread Priority

66. Some more on multi threading 66www.gowreeswar.com Thread life cycle Join method Daemon thread Inter thread communication Thread Group

67. Streams and Files 67www.gowreeswar.com Definition advantage Hierarchy

68. Serialization 68www.gowreeswar.com Definition Why it is required Deserialization Externalization

69. Networking 69www.gowreeswar.com package Advantage

70. AWT 70www.gowreeswar.com Abbreviation Packages CUI-GUI Component Window Frame Ways to create frame Close frame Event delegation model

71. Layouts-Listeners 71www.gowreeswar.com package Definition Advantage Types

72. Swing 72www.gowreeswar.com JFC package Features of JFC Windowpane types MVC model

73. Applet 73www.gowreeswar.com package Advantage

74. Reflection 74www.gowreeswar.com Package Advantages

75. JSE 5 75www.gowreeswar.com Features

76. JSE 7 76www.gowreeswar.com Features