Morgan Stanley Sdet Automation Test Engineer Interview Questions and Answers

Quant and verbal ability

Questions from DSA and webdevelopement

Q1. About my goals with the company and how will I contribute to it.
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DSA, Leetcode medium -2 problems

Q1. Easy Leetcode Problem: Count of substrings with no repeating characters
Ans. 
Count substrings with unique characters in a given string
• Use a sliding window approach to keep track of unique characters in a substring

• Use a set to store characters in the current window and update the window accordingly

• Increment the count of valid substrings whenever a new character is added to the set
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Q2. Debugging a Java Code
Ans. 
Debugging a Java code involves identifying and fixing errors in the code to ensure it runs correctly.
• Start by understanding the error message or symptoms of the issue.

• Use debugging tools like breakpoints, watches, and logging to track the flow of the code.

• Review the code logic and check for common mistakes like typos, incorrect variable assignments, or logic errors.

• Test different scenarios to reproduce the issue and na...read more
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Q1. Design Parking System
Ans. 
Design a parking system with different types of parking spots
• Create classes for different types of parking spots (e.g. compact, regular, handicap)

• Implement methods for checking availability, reserving, and releasing spots

• Consider implementing a parking lot class to manage all parking spots
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2 medium dsa que - one is of binary search, one is from graph

Q1. Define oops principle
Ans. 
OOPs principles are the fundamental concepts of object-oriented programming that help in designing and implementing software solutions.
• Encapsulation: Bundling data and methods that operate on the data into a single unit (class).

• Inheritance: Allowing a class to inherit properties and behavior from another class.

• Polymorphism: The ability of different classes to be treated as instances of a common superclass.

• Abstraction: ...read more
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Q2. Define os concepts
Ans. 
OS concepts refer to fundamental principles and components of operating systems.
• Process management - handling processes, scheduling, and resource allocation

• Memory management - managing memory allocation, virtual memory, and paging

• File system - organizing and accessing files on storage devices

• Device management - controlling and communicating with hardware devices

• Security and protection - ensuring system and data securit...read more
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Q1. What is salary expectating?
Ans. 
I am looking for a competitive salary based on my experience and skills.
• Research industry standards for SDET Engineer salaries

• Consider my level of experience and skills

• Factor in location and cost of living

• Negotiate based on benefits and perks offered by the company
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Q2. What is your experience
Ans. 
I have 5 years of experience in software development and testing, with a focus on automation and quality assurance.
• 5 years of experience in software development and testing

• Specialize in automation and quality assurance

• Proficient in programming languages such as Java and Python

• Experience with testing frameworks like Selenium and JUnit

• Worked on various projects to improve testing processes and efficiency
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70mins on java code,and MCQ

On Java programming 40 minutes

Q1. Did not clear 2nd round
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Coding questions mostly related to Java and Api

Algorithm specific questions to understand approach