How hashmap internally works, followed by counter questions on why hashcode is required, user define key in hashmap
Java Engineer Interview Questions
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Internal implementation of HashMap?
what is string pool in java?
What’s really is happening beside of generics?
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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.
Tech Interview were mostly based on java and DBMS.
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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