Siemens interview questions
Online test → Technical·61% entry level
CS fundamentals
Showing 32 of 195 reported in this area
Explain different software design patterns
Explain CPU scheduling algorithms
Predict the output of given code snippets
What is the difference between Exception and Error in Java?
What is the parent class and sibling classes of Exception in Java?
How do you secure a Web API?
How are errors handled in Java?
Explain the Diamond Problem in Java
Explain notations used in UML diagrams
Explain the Dining Philosophers Problem
Explain slicing and namespace in Python.
Explain the Java compiler and its working
Explain different types of design patterns
Explain indexers in SQL and their purpose.
Implement compile-time polymorphism in C++
Explain Common Table Expressions (CTE) in SQL.
Pointer-based element extraction in 2D arrays.
Explain the use of extern and volatile keywords
Given a C++ code snippet, determine its output.
Debug the given C program and identify the error.
Explain the working of Decision Tree classifiers.
How would you approach debugging a complex issue?
What is a virtual destructor and why is it needed?
Why is multiple inheritance not supported in Java?
What are the different types of dependency injection?
Why does a static constructor have only one instance?
Given a JavaScript code snippet, determine its output.
How do you remove the third record from a table in SQL?
Demonstrate inheritance (all types) with hands-on coding
How does Java overcome the issue of multiple inheritance?
Explain DBSCAN clustering and its advantages over K-Means.
How can you improve the performance of an MVC application?
DSA
Showing 16 of 86 reported in this area
Reverse a linked list
Debug a given C++ linked list code
Find the diameter of a binary tree
Find the Longest Common Subsequence
Perform merge sort on a linked list
How would you implement an LRU Cache?
Move all zeros to the end of an array
Print the bottom view of a binary tree
Print a given 2D matrix in spiral order
Detect and remove a loop in a linked list
Detect if a linked list contains a cycle.
Explain the concept of Dynamic Programming
Check whether a given Linked List is a palindrome.
Detect whether a cycle exists in an undirected graph
Find the longest substring with all unique characters
Implement the Shell Sort algorithm and perform a dry run
Aptitude
Showing 3 of 33 reported in this area
Logical reasoning problems of average difficulty
Solve logical reasoning problems under time pressure
Answer verbal reasoning questions within a limited time
Puzzles
Showing 3 of 21 reported in this area
Bulbs and switches puzzle
Puzzle on dividing shapes into n equal parts
Using two cubes, show all the dates in a month
Behavioural
Showing 3 of 13 reported in this area
How do you identify bottlenecks in your projects and structure solutions?
Tell me about a time you faced a technical challenge. How did you overcome it?
Describe the challenges you faced in the past few months and how you overcame them.
System design
Showing 3 of 7 reported in this area
Low-level design discussion for a software component
If you had to design a high-quality telephone as a product, what factors would you consider?
Design an object-oriented program to represent shapes ranging from a point to an n-sided polygon, supporting operations like area calculation.
Showing 60 of 290 questions. Ranked by how often the same question came back across reports.
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What questions does Siemens ask?
Candidate interview reports most often cover CS fundamentals (55%) and DSA (24%).
How many rounds does Siemens interview have?
Candidate interview reports show an average of 3.0 rounds per experience, with a typical sequence of Online test → Technical. Individual interview paths can vary.
Is the Siemens interview hard?
Among questions with a reported difficulty, the mix is easy 53%, medium 45%, hard 2%.