Answer / Chandra Gupta Maurya

The main classes and interfaces in Java Collections include Collection, List, Set, Queue, Deque, Map, and SortedMap. The main collection classes are ArrayList, LinkedList, HashSet, TreeSet, HashMap, and LinkedHashMap.

Explain what are the notations used in evaluation of arithmetic expressions using prefix and postfix forms?

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Explain the term base case?

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Which sorting algorithms are in place?

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What is different between array and list?

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List out a few of the applications that make use of Multilinked Structures?

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How can we remove loops in a linked list? What are the functions of fast and slow pointers?

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What is rule regarding overriding equals and hascode method?

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Program to remove duplicate elements in an array.

1 Answers   InterGraph,

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Why concurrenthashmap is fail safe?

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What is breadth first tree?

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What is the difference between a stack and an array?

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What is difference between set and map?

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