DDD Engineering Solution Tester Interview Questions and Answers for Experienced

Write java programs for reverse a string

Q1. Write java program to reverse a String
Ans. 
Java program to reverse a String
• Create a char array from the input String

• Use two pointers to swap characters from start and end of the array

• Convert the char array back to a String and return
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Q2. Write a java program to find all links
Ans. 
Java program to find all links in a given text
• Use regular expressions to match URLs in the text

• Iterate through the text and extract all URLs

• Store the URLs in an array of strings
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Q1. Basic concepts of C++ language - I was asked to write programs for C-style string class
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Q2. I was asked theory questions - design patterns which I have used during my work and to write sample code for these design patterns How to use virtual functions. Explain the concept
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Q3. Data structures which I have learnt during college days STL classes which I have seen during my work
Ans. 
I have learned various data structures during my college days and have also worked with STL classes.
• I have knowledge of arrays, linked lists, stacks, queues, trees, and graphs.

• I have worked with STL classes like vector, list, map, set, etc.

• I am familiar with algorithms like sorting, searching, and traversal.

• I have experience in implementing data structures and algorithms in C++, Java, and Python.
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Q1. What are your salary expectations?
Ans. 
My salary expectations are based on my experience, skills, and the industry standards for Embedded Testing Engineers.
• Consider the average salary range for Embedded Testing Engineers in the industry

• Take into account your level of experience and expertise

• Factor in the location and cost of living

• Consider any additional benefits or perks offered by the company

• Be open to negotiation and discuss your expectations during the
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Q2. Share details of your previous job.
Ans. 
I worked as an Embedded Testing Engineer at XYZ Company.
• Performed testing and validation of embedded systems

• Developed test plans and test cases for various projects

• Executed test cases and reported defects

• Collaborated with cross-functional teams to resolve issues

• Conducted regression testing to ensure software stability

• Used tools like JIRA and Jenkins for test management and automation
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Q3. Why are you looking for a change?
Ans. 
I am looking for a change to explore new opportunities and challenges in my career.
• Seeking professional growth and advancement

• Wanting to work in a different industry or domain

• Desire for a better work-life balance

• Relocation or proximity to family

• Company culture or values misalignment

• Seeking better compensation or benefits
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Q4. Tell me about yourself.
Ans. 
I am an experienced Embedded Testing Engineer with a strong background in testing and debugging embedded systems.
• I have a Bachelor's degree in Electrical Engineering.

• I have worked on various projects involving testing and validation of embedded systems.

• I am proficient in programming languages like C and Python.

• I have experience in using testing tools and frameworks such as JUnit and Selenium.

• I have a strong understandi...read more
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