Open-ended question about a parking lot. It was purposefully vague to see which direction the interviewee took the problem.
Senior Software Engineer Senior Java Developer Interview Questions
409 senior software engineer senior java developer interview questions shared by candidates
OOPs concepts, Threads, Collections, Exceptions
PM round was unexpected and question he asked like release management , process management
Segregating a list of Strings on the basis of anagrams. (Leetcode)
Mostly core Java and SQL. Collections Hierarchy Collections.synchronizedCollection(Collection ) HashMap versus Hashtable Equals and hashCode ArrayList versus vector ArrayList verus LinkedList Treemap versus treeset Iterators Concurrent Hashmap Executor Pool Thread framework. Hashmap internals. Why doesn't hashtable allowe null key? BlockingQueue Reentrant lock Read write lock Deadlock program. How to avoid deadlock Wait, notify program Wait versus sleep,Wait versus yield InteruptedException Illegal monitor exception Exceptions thrown by threads. Why are strings immutable Abstract class versus interace OOPS Overriding versus overloading Exception hierarchy User defined exception Class.forname Reflection Garbage collection. When is it called. PermGen EdenSpace Static Final Comparator, comparable. Array.sort Colelctions.sort Joins SQL functions, like date, char String builder versus String buffer Singleton Factory Abstract factory Observer Composite JSP architecture
Given a sorted array of integers, write a method to remove the duplicates. Do not use any classes from the java.util package, or the equivalent library for your language.
intersection point of two Linked Lists
comparable interface
What is the cost of hash-code collision in HashMap? What if hashCode() return '1'?
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