Hi, This is ravi i have a question like this i have string "UNDERSTAND" now i want to count the letters how many times it occures.i.e from the above string the out put should be like this U-1,N-2,D-2,E-1,R-1,S-1,T-1,A-1. how can i achieve this Thnaks in advance for your response ..

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what are the uses of Class class and what it returns? explain it with the example code.

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INTERVIEW QUESTION FOR ANDROID

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Which number is denoted by leading zero in java?

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When should we create our own custom exception classes?

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What is starvation?

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33. try { 34. // some code here 35. } catch (NullPointerException e1) { 36. System.out.print(”a”); 37. } catch (RuntimeException e2) { 38. System.out.print(”b”); 39. } finally { 40. System.out.print(”c”); 41. } What is the result if a NullPointerException occurs on line 34? 1 c 2 a 3 ab 4 ac

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Why are lists ordered in java?

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Why java is called not pure object oriented language?

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Name four container classes.

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what is difference between length and length()?

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What is a Java package and how is it used?

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