1. Finding first non repeated character in an array 2. Linux command to list files containing specific string 3. Mysql query related to Group by Second phone interview 1. create a doubly linked list out of that tree where each node represents sum of all nodes in the same vertical line. 2. Implement search for a sorted rotated array.
Desarrollador Java Interview Questions
Desarrollador Java Interview Questions
En una entrevista para un puesto de desarrollador Java, prepárate para responder preguntas técnicas destinadas a evaluar tus conocimientos básicos de Java. El posible que también te formulen preguntas abiertas para evaluar tus habilidades de programación y de resolución de problemas. Prepárate para afrontar preguntas no técnicas centradas en tus habilidades de comunicación interpersonal, de organización del tiempo y de ética en el trabajo.
Preguntas de entrevista más frecuentes para desarrollador/a Java y cómo responderlas
Pregunta n.º 1: ¿Cuál es la diferencia entre HashTable y HashMap en Java?
Pregunta n.º 2: Escribe un programa para determinar si 243 es un número Armstrong.
Pregunta n.º 3: ¿Cómo lograrías elaborar código de calidad si tuvieras que simultanear varios proyectos Java?
711,130 desarrollador java interview questions shared by candidates
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C++ advanced topics, r-value reference, pimpl idiom, smart pointers, koenig lookup, bits of boost library, bits of STL datastructures, OS basics, some leetcode easy algorithm problem, 1 medium leetcode algorithm, 1 leetcode hard.
Given a series of strings, find the biggest common prefix.
Return the coins combination with the minimum number of coins.Time complexity O(MN), where M is the target value and N is the number of distinct coins. Space complexity O(M).
Given a set of numbers in an array which represent number of consecutive days of AirBnB reservation requested, as a host, pick the sequence which maximizes the number of days of occupancy, at the same time, leaving atleast 1 day gap in between bookings for cleaning. Problem reduces to finding max-sum of non-consecutive array elements. // [5, 1, 1, 5] => 10 The above array would represent an example booking period as follows - // Dec 1 - 5 // Dec 5 - 6 // Dec 6 - 7 // Dec 7 - 12 The answer would be to pick dec 1-5 (5 days) and then pick dec 7-12 for a total of 10 days of occupancy, at the same time, leaving atleast 1 day gap for cleaning between reservations. Similarly, // [3, 6, 4] => 7 // [4, 10, 3, 1, 5] => 15
You are given an array, and a number x. Determines whether or not there exist two elements in in the input array whose sum is exactly x, efficiently.
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