Vembu Technologies Software Developer interview questions

Applied through off campus, upon resume shortlisting they conducted Written test consist of Coding, English testing and aptitude on clearing there will be a series of interviews testing your skill and understanding.

1)Boats and streams 2)Times speed and distance 3)Problem on trains 4)Simple interest and compund interest and rate interest 5)Profit in ratio , investment and proportion {Three partners shared the profit in a business in the ratio 5 :7 :8. They had partnered for 14 months, 8 months and 7 months respectively. What was the ratio of their investments?} Permutations and combinations Average on ages , 6)A kite is flying with a string of length 200 m. If the thread makes an angle 30∘ with the ground, find the distance of the kite from the ground level. 1) permutations and combinations 2) fascinating number 3) reverse string (Given a string str and an integer k, the task is to reverse alternate k characters of the given string. If characters present are less than k, leave them as it is. Examples: Input: str = “geeksforgeeks”, k = 3 Output: eegksfgroeeks Input: str = “abcde”, k = 2 Output: bacde ) 4)concat two list in another list in ordered form 5)Given an array of strings strs, group the anagrams together. You can return the answer in any order. Example Input: strs = ["eat","tea","tan","ate","nat","bat"] Output: [["bat"],["nat","tan"],["ate","eat","tea"]] Input: strs = [""] Output: [[""]] Input: strs = ["a"] Output: [["a"]]