Basic and Intermediate Java 8 questions.
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Find diameter of binary tree.
Design a Restaurant Reservation System?
Find heavier coin from a collection of 9 coins with a scale and minimum weighings.
2 questions on SQL, 1 question on merge sorting, 1 question on the stack, 1 question on collection framework, oops, core Java concepts in details
1. You will be given two end points with two API's a. response: [ { "product_uid": "6447344", "unit_price": 15.63, "unit_price_measure": "kg", "unit_price_measure_amount": 1 }, b. response from another API: [ { "product_uid": "6447344", "product_type": "BASIC", "name": "Sainsbury's Skin on ASC Scottish Salmon Fillets x2 240g", "full_url": "https://www.sainsburys.co.uk/gol-ui/product/sainsburys-responsibly-sourced-scottish-salmon-fillet-x2-240g" }, Task is: now you will have to get the response from these API's and map the response which is present in their requirement section. There is may be some calculations involved in it. 10 test cases pre generated, all must be passed. Important: you will need to write your own test cases ( which i failed due to lack of time because of terrible IDE from hackajob platform ) Overall the task was alright but writing in their IDE without auto formatting tools and behaviour of IDE is not similar to regular IDE's, I would say i would have done better if its in my local IDE. - Disappointed
TR- 1 (Min Steps to Make a String Palindrome) (Min Jumps to reach the end) Some questions from OS, OOP and DBMS TR- 2 (Java and OOPS Based Questions Garbage Collection how it's done in Java which algorithm is used, what is Aggregation, Composition. Write a Code to for n'th Fibonacci in O(n) time and O(1) Space. Rubix Cube (Tell Approach, Data Structure Used, Algorithmic Paradigm, and Time Complexity) Design DB of Instagram (Write Queries for the Same)
Create frontend code that was supposed to use Promises for simulating a Knockout Tournament.
Difference between List and ArrayList?
Difference between Application Server and Web Server
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