Internal implementation of HashMap?
Java Lead Interview Questions
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what is string pool in java?
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Write a Java program to count how many times a specific target number appears in an array. For example, given the array: [1, 2, 5, 5, 5, 8, 9] and the target number T = 5, the output should be: The number 5 occurs 3 times in the array.
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2. Given two string s1 and s2 print “yes” if the second string is the permutation of the first string. Input : aaba aaab Output : yes
What is the use of javap tool in java?
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What is the difference between abstract class and interface
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