DXC Technology Softwaretest Engineer Interview Questions and Answers

SQL, DBMS, ETL, UNIX, SQL JOIN, putty and TIDAL

Q1. Experience on ETL REASON FOR CHANGE
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Q2. Reason for change Availability of interview
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Find the dominations

Q1. Implement min stack
Ans. 
Implement a stack that supports finding the minimum element in constant time.
• Create a stack to store elements and another stack to store minimum values.

• When pushing an element, check if it is smaller than the current minimum and push it to the min stack if so.

• When popping an element, check if it is the current minimum and pop from the min stack if so.

• To get the minimum element, simply return the top element of the min
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Q2. Find the lca of a given nodes
Ans. 
The lowest common ancestor (LCA) of two nodes in a tree is the shared ancestor that is located farthest from the root.
• Traverse the tree from the root to find the paths from the root to each node.

• Compare the paths to find the last common node between the two paths, which is the LCA.

• If one node is an ancestor of the other, return that node as the LCA.
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Coding test and self introduction

2 hrs probablity questions

Q1. Find max element from array
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Q2. Binary seeach algo
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Easy to mid level of question and u would require 1 week to prepare.

Q1. Easy question about programming and OOPS. other questions were about HR.
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General aptitude and reasoning and esay writing

Q1. Tell me about yourself
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Q1. What is your expected salary
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Percentage, profit and loss,basic computer questions

Coding round consists of advanced of c programming language depends on your preferable programming language

Q1. Tell about your self
Ans. 
I am a software test engineer with experience in testing various applications and ensuring their quality.
• Experienced in manual and automated testing

• Proficient in using testing tools like Selenium and JUnit

• Strong knowledge of software testing methodologies and processes

• Ability to create test plans, test cases, and execute them

• Experience in identifying and reporting bugs and issues

• Collaborative team player with excellent
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Q2. Tell about your project
Ans. 
Developed a web application for online shopping
• Used Java and Spring framework for backend development

• Implemented responsive UI using HTML, CSS, and JavaScript

• Performed unit testing using JUnit and integration testing using Selenium

• Integrated payment gateway and implemented secure user authentication

• Collaborated with a team of developers and designers to deliver the project on time
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Q3. Questions based on your resume and projects
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Q4. Some common technical questions
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