Java developer

Job Description for Project Manager Role

Skills required - Java Or corejava and Data Structure & Algorithms

1. What is the underlying data structure of min heap

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2. What is the best time complexity in which we can sort an array of number

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3. What is the time complexity for put and get operation in HashMap

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4.Does Java support multiple inheritance

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5. What keyword is used to prevent a method from being overridden in Java

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6. What does DFS stand for in graph traversal algorithms

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7. What is the time complexity of bubble sort

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8. What collection class would you use to store unique elements in Java

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9.Can an abstract be final

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10.What is the keyword used to call a parent class constructor

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12.What type of tree has at most two children per node

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13.What type of data structure is used to implement recursion

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14.What type of search algorithm divides the search interval in half repeatedly

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15. What is the complexity of accessing an element in an array by index

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