Juspay Technologies QA Tester Interview Questions and Answers

Q1. 5 linux commands
Ans. 
5 commonly used Linux commands
• ls - list directory contents

• cd - change directory

• pwd - print working directory

• mkdir - make directory

• rm - remove files or directories
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Q2. JOINS SQL query
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Q1. What is your job role
Ans. 
I am responsible for assisting in various tasks and projects within the company.
• Supporting team members in daily operations

• Completing assigned tasks in a timely manner

• Assisting in research and analysis

• Participating in meetings and discussions
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Q2. What is the ctc
Ans. 
CTC stands for Cost to Company, which includes all expenses related to an employee's compensation.
• CTC includes salary, bonuses, benefits, and any other perks provided by the company

• It is the total amount of money a company spends on an employee in a year

• CTC is often used to negotiate job offers and understand the full value of a compensation package
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Practice medium leetcode questions

Q1. System Design and database design
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Q1. What are your salary expectations?
Ans. 
I am open to discussing salary based on the responsibilities and opportunities offered by the position.
• I am flexible and open to negotiation.

• I am looking for a fair and competitive salary.

• I value the opportunity to grow and develop in my career.

• I am willing to consider other benefits and perks in addition to salary.
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Q2. What is your family background?
Ans. 
My family background is diverse and includes individuals from various professions and cultural backgrounds.
• My father is a doctor and my mother is a teacher.

• I have an older brother who is an engineer.

• My grandparents were farmers and owned a small business.

• We have relatives living in different countries, which has exposed me to different cultures and traditions.
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Q3. Share details of your previous job.
Ans. 
I worked as a Software Developer at XYZ Company.
• Developed and maintained software applications using Java and Python.

• Collaborated with cross-functional teams to gather requirements and design solutions.

• Implemented new features and fixed bugs in existing software.

• Performed code reviews and provided feedback to improve code quality.

• Participated in Agile development processes and attended daily stand-up meetings.

• Worked on...read more
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Q4. Why should we hire you?
Ans. 
I have a strong technical background and a passion for software development.
• I have a solid understanding of programming languages and software development principles.

• I have experience working on various software projects and have a track record of delivering high-quality code.

• I am a quick learner and adapt easily to new technologies and frameworks.

• I am a team player and enjoy collaborating with others to solve complex ...read more
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Q5. Why are you looking for a change?
Ans. 
Seeking new opportunities for professional growth and challenges.
• Looking for a more challenging role

• Want to expand my skill set

• Seeking better career prospects

• Interested in working with new technologies

• Want to work in a more collaborative environment
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Q6. Where do you see yourself in 5 years?
Ans. 
In 5 years, I see myself as a senior software developer leading a team and working on complex projects.
• Leading a team of developers

• Working on complex projects

• Continuously learning and staying updated with new technologies

• Contributing to the growth and success of the company
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Q7. What are your strengths and weaknesses?
Ans. 
My strengths include problem-solving, attention to detail, and teamwork. My weaknesses include time management and public speaking.
• Strengths: problem-solving, attention to detail, teamwork

• Weaknesses: time management, public speaking
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Q8. Tell me about yourself.
Ans. 
I am a software developer with experience in various programming languages and a passion for creating innovative solutions.
• Experienced in Java, C++, and Python

• Developed a web application using React and Node.js

• Worked on a team to create a mobile app for iOS and Android

• Strong problem-solving and analytical skills
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Coding and aptitude round

Q1. Tree dsa questions
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Q1. Horse race question
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Q1. Location specific question
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Q1. How to find duplicate characters from string in java ?
Ans. 
Use a HashMap to track characters and their counts, then iterate through the string to find duplicates.
• Create a HashMap to store characters and their counts.

• Iterate through the string and update the counts in the HashMap.

• Iterate through the HashMap and print characters with count > 1 as duplicates.
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Q2. Write a test cases of login page of facebook ?
Ans. 
Test cases for the login page of Facebook
• Verify valid username and password successfully logs in

• Verify error message is displayed for invalid username or password

• Verify 'Forgot password' link redirects to password reset page

• Verify 'Create New Account' link redirects to sign up page
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Q1. Internal Implementation of HashMap
Ans. 
HashMap is implemented using an array of linked lists to handle collisions.
• HashMap stores key-value pairs in an array of linked lists

• Hash function is used to determine the index of the array where the key-value pair will be stored

• Collision handling is done by chaining, where multiple key-value pairs with the same hash value are stored in the same linked list

• HashMap allows null keys and values

• HashMap is not synchronized...read more
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Test was based on arrays and some dsa concepts.