Skip to contentSkip to footer

Java Software Engineer Interviews

Salaries
Interviews

Java Software Engineer Interview Questions

"Java software engineers design, build, and maintain systems that support and run java applications. Employers are looking for candidates who display strong organizational and communication skills as well as advanced technical skill within the java universe. During an interview, expect to answer a lot engineering questions as well as discuss past projects you have worked on."

30,900 java software engineer interview questions shared by candidates

You are given an array of words (strings) and an integer k k k. Your task is to write a function that returns the k k k longest words from the array. If there are fewer than k k k words in the array, return all the words sorted by length in descending order. If there are ties in length, return the words in alphabetical order. Input: An array of strings words[] where each string consists of lowercase and uppercase letters only. An integer k k k (1 ≤ k k k ≤ 100). Output: An array of the k k k longest words, sorted by length (and alphabetically if lengths are equal). Example: plaintextInput: words = ["apple", "banana", "kiwi", "grape", "watermelon"], k = 3 Output: ["watermelon", "banana", "apple"] Input: words = ["cat", "bat", "rat"], k = 5 Output: ["bat", "cat", "rat"] Constraints: The output array should not exceed k k k elements. You may assume that the input will always have at least one word.
avatar

Senior Java Developer

Interviewed at Apple

4.1★
Apr 18, 2025

You are given an array of words (strings) and an integer k k k. Your task is to write a function that returns the k k k longest words from the array. If there are fewer than k k k words in the array, return all the words sorted by length in descending order. If there are ties in length, return the words in alphabetical order. Input: An array of strings words[] where each string consists of lowercase and uppercase letters only. An integer k k k (1 ≤ k k k ≤ 100). Output: An array of the k k k longest words, sorted by length (and alphabetically if lengths are equal). Example: plaintextInput: words = ["apple", "banana", "kiwi", "grape", "watermelon"], k = 3 Output: ["watermelon", "banana", "apple"] Input: words = ["cat", "bat", "rat"], k = 5 Output: ["bat", "cat", "rat"] Constraints: The output array should not exceed k k k elements. You may assume that the input will always have at least one word.

Viewing 2491 - 2500 interview questions

Glassdoor has 30,900 interview questions and reports from Java software engineer interviews. Prepare for your interview. Get hired. Love your job.