How many boolean functions are there?
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What is a subsequence of a string?
What is a null class?
What is the escape character in java?
What java ide should I use?
What technique can be employed to compare two strings?
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
Which characters are allowed to use as the second character of an identifier, and which characters are not allowed?
What is a class object?
What is the use of bin and lib in JDK?
Can I have constructor in Interface?
Explain the difference between treeset and treemap in java?
define polymorphism in java