Bentley Systems Softwaretest Engineer Interview Questions and Answers

Questions were on time work ratio

2 easy questions like merge linked list

Q1. Oops ,like deadlock,acid properties in dbms,implement merge sort
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Online assessment (on campus) there were some coding questions

Q1. Basics of c++, projects, situation based questions, puzzles
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Q2. Water jug puzzle , patterns
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1 hour, around 40 questions on well known aptitude topics.

Simple questions - overlapping area, bit manipulation

Q1. Simple program on printing even numbers, optimizing the code. Interviewer wanted to test your logical ability.
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Q1. Three facts about you, you haven't mentioned in resume, why should we hire you etc..
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Q1. Questions regarding oops concept
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Q1. Implement atoi , and just basic programming questions
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Q1. Why u want to join siemens and salary discussion
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Conducted on their platform for 120 minutes

Q1. I was asked to find subarray Max Sum
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Q2. I was asked to find diameter of a binary Tree
Ans. 
To find the diameter of a binary tree, we need to find the longest path between any two nodes in the tree.
• Traverse the tree recursively and calculate the height of the left and right subtrees.

• Calculate the diameter of the left and right subtrees recursively.

• The diameter of the tree is the maximum of the following three values: 1. Diameter of the left subtree 2. Diameter of the right subtree 3. Height of the left sub...read more
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Q1. DBMS, Computer Networks and Operating System Questions
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Q1. Mainly on cloud, microservices and distributed processing
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Q1. Common Elements in two Sorted Linked List
Ans. 
Finding common elements in two sorted linked lists.
• Traverse both lists simultaneously using two pointers.

• Compare the values of the nodes pointed by the two pointers.

• If they are equal, add the value to the result list and move both pointers.

• If not, move the pointer pointing to the smaller value.

• Repeat until one of the lists is fully traversed.
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Q2. Kth element after merging two sorted arrays
Ans. 
Finding the Kth element after merging two sorted arrays.
• Merge the two sorted arrays into a single array.

• Sort the merged array.

• Return the Kth element from the merged and sorted array.
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Q3. A good amount of OOPS?DBMS questions, small keywords used in project, data flow in projects were asked
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Q1. Detailed concepts about OOPS and DBMS
Ans. 
OOPS is a programming paradigm based on objects while DBMS is a software system for managing databases.
• OOPS focuses on encapsulation, inheritance, and polymorphism

• DBMS manages data through CRUD operations and supports ACID properties

• Examples of OOPS languages include Java, C++, and Python

• Examples of DBMS include MySQL, Oracle, and SQL Server
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Q2. Detailed study and questions about project.
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Q1. Knowledge about latest technologies
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Q2. Why they should hire me?
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Q3. Why oracle? followed by questions from computer networks, OOPS, DBMS and a bit from major CS fundamentals.
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String manipulation problems from geeks for geeks with some medium and hard problems in DSA from leetcode

Q1. String manipulation and tree twisted problems
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Q2. Some 2d matrix popular problems like sudoku
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Q3. Graph basic level implementation
Ans. 
Graph implementation involves creating nodes and edges to represent data and relationships.
• Nodes represent data points and edges represent relationships between them

• Graphs can be directed or undirected

• Common graph algorithms include BFS, DFS, and Dijkstra's algorithm
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Q1. Puzzles to test decision making abilities
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Q2. Some theory technical questions in Java and springboot.
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Q3. What is string pool ?
Ans. 
String pool is a cache of string literals stored in memory for efficient reuse.
• String pool is a part of Java's memory management system.

• It stores a collection of unique string literals to save memory.

• When a new string is created, it is first checked in the pool and reused if already present.

• String pool can be accessed using the intern() method.

• Example: String s1 = "Hello"; String s2 = "Hello"; s1 and s2 will point to t
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Q4. Why strungs are not mutavle in java ?
Ans. 
Strings are immutable in Java to ensure thread safety and prevent unintended changes.
• Immutable objects are safer to use in multi-threaded environments

• String pool optimization is possible because of immutability

• StringBuffer and StringBuilder classes are available for mutable string operations
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Q1. Basic discussion like salary and other benefit
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Q2. Why you choose oracle ?
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Q3. How you overcome challenges?
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10 Questions from core subjects such as OS DBMS OOPS and CN and 2 questions for integrating APIs with and returning required data in any language. Platform: Hackerrank

2 coding questions:
1. Find the missing number in an array
2. LRU Cache
Solved the above two in 20 minutes. This was followed by questions related to my projects which included questions related to MERN stack, WebRTC, Sockets, etc.

2 coding questions:
1. Bitwise DP
2. Follow up (didn’t have to solve this one just approach was fine)

Followed by some questions from SQL

Q1. Why do you want to join Oracle? Why are you not going for higher studies and why do you prefer to work now? Where do you see yourself in the next 5 years? Some DBMS concepts like normalisation, ACID proper...read more
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