Amadeus interview questions
Online test → Online test → Technical·93% entry level
CS fundamentals
Showing 24 of 63 reported in this area
How are maps implemented internally?
Explain cache memory and its implementation
Explain different types of graphs and trees
What are semaphores and what is a critical section?
What are processes and how do processes communicate?
How is inter-process communication (IPC) accomplished?
An application is slow. What can be the possible reasons?
Design an ER diagram for an attendance management system.
Explain Naive Bayes and Support Vector Machine algorithms
Explain STL in C++ and discuss how lists work internally.
How would you delete duplicate entries from a database table?
Explain multiprogramming, multiprocessing, and multithreading.
Explain all searching and sorting algorithms you have studied in detail.
Explain the diamond problem in inheritance and write C++ code to resolve it.
How does MongoDB differ from other databases (especially relational databases)?
How will you handle a database showing memory full issues in the short term and long term?
Explain the concept of the String Pool in Java and how memory is managed for String objects.
Explain how collisions are handled in a HashMap and describe the internal working of buckets.
Explain different data structures you know, differences between them, and when to use which data structure.
Implement and explain the four pillars of OOP (Inheritance, Polymorphism, Abstraction, Encapsulation) in Python
Explain Python concepts like decorators, xrange vs range, pass by reference, __init__, namespaces, *args vs **kwargs
If given a laptop without an OS, explain how you would program on it and which programming language you would choose
Explain all OOP concepts and demonstrate method overloading and method overriding with code using a real-life example.
Write code to demonstrate the four pillars of Object-Oriented Programming using a real-world example like a car system.
DSA
Showing 12 of 29 reported in this area
Explain Kadane’s Algorithm.
Explain Dijkstra’s Algorithm.
Implement stack and queue using linked lists
Linked list fundamentals and related questions
Explain the merge sort algorithm and implement it.
Implement a custom collection class using a HashMap.
Implement Dijkstra’s shortest path algorithm for a graph.
Find the Longest Common Subsequence (LCS) between two strings
Given a 2D grid, find the number of islands using DFS and BFS
Implement a Binary Tree and perform In-order Traversal on it.
How will you implement a dictionary application using Trie? Write the code.
Given power consumption constraints, determine after how many units of time an engine stops working.
Aptitude
Showing 14 of 20 reported in this area
Solve numerical problems based on data interpretation
Answer verbal ability questions based on passage comprehension
Numerical reasoning questions involving quantitative problem solving
Verbal reasoning questions (comprehension, logic-based verbal ability)
Data interpretation problems based on bar graphs, pie charts, and tables
Solve data interpretation problems involving numerical data, charts, or tables.
Numerical aptitude problems involving profit and loss, percentages, and data interpretation
Is it Finite? (Determine whether a given fraction results in a finite decimal representation)
Answer verbal reasoning questions based on comprehension and logical interpretation of passages.
Analyze the given data set (tables/graphs) and answer questions related to ratios, percentages, or trends.
Given initial velocity and angle, compute required unknown parameters based on projectile motion equations
Given a short paragraph, answer True/False/Cannot Say questions based strictly on the information provided.
Verbal reasoning questions based on short paragraphs where answers must be derived strictly from the given text
Given pseudocode written in mixed programming language syntax (C/C++/Java/Python etc.), predict the final output.
Puzzles
Showing 4 of 12 reported in this area
Find the jar with contaminated pills using minimum tests.
Maximize the probability of drawing a white ball from two boxes.
Estimate the time and cost required to paint a building (placement block) blue.
In the same marble process, what will be the color of the final marble left in the bag?
Behavioural
Showing 3 of 9 reported in this area
How would you handle a fraudulent debit transaction reported by a user?
How would you manage a team?
How do you handle conflicts within a team?
System design
3 questions reported in this area
Design an unmanned parking lot management system.
How will you design and implement a dictionary data structure?
Design a system to count the number of people in a city at any given point in time.
Showing 60 of 115 questions. Ranked by how often the same question came back across reports.
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What questions does Amadeus ask?
Candidate interview reports most often cover CS fundamentals (46%) and DSA (21%).
How many rounds does Amadeus interview have?
Candidate interview reports show an average of 3.7 rounds per experience, with a typical sequence of Online test → Online test → Technical. Individual interview paths can vary.
Is the Amadeus interview hard?
Among questions with a reported difficulty, the mix is easy 40%, medium 58%, hard 2%.