Virtual Galaxy Infotech Softwaretest Engineer Interview Questions and Answers

Q1. Java and Selenium
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Q2. About automation framework
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Java coding related questions

Q1. About leadership principle
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Q1. About ur self some technical problem
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Strong data structures knowledge

Q1. System Design, OOPS, SOLID principles, Design patterns.
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Q1. Normal HR discussion
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Sql mcq questions with medium difficulty

Q1. What is inheritance? What are advantages of oops? What's indexing in sql?
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Q1. What was your previous job role? What methodologies did you follow while working?
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Q1. What are you leaving your current organization?
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It was a mcq + coding round with computer fundamentals and aptitude + easy-medium level dsa questions.

It was an offline aptitute test with 30 questions for 30 minutes.

Q1. Detect a loop in the linked list
Ans. 
Detect a loop in a linked list by using Floyd's Cycle Detection Algorithm
• Use two pointers, slow and fast, to traverse the linked list

• If there is a loop, the fast pointer will eventually meet the slow pointer

• Initialize slow and fast pointers at the head of the linked list

• Move slow pointer by one step and fast pointer by two steps in each iteration

• If the fast pointer reaches the end of the list or meets the slow pointer,
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Q2. Find the unique element in an array
Ans. 
Find the unique element in an array of strings
• Iterate through the array and use a hashmap to store the frequency of each element

• After iterating, check the hashmap for elements with frequency 1 to find the unique element
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Q3. Tell about your projects
Ans. 
I have worked on various projects including a web application for a local business and a mobile app for tracking daily habits.
• Developed a web application using HTML, CSS, and JavaScript for a local business to manage their inventory and sales.

• Created a mobile app using React Native to track daily habits and provide reminders for healthy routines.

• Collaborated with a team to implement new features and fix bugs in existin...read more
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Q4. Write a MySQL query for selecting the id of second highest salary from employee table
Ans. 
MySQL query to select the id of second highest salary from employee table
• Use ORDER BY clause to sort salaries in descending order

• Use LIMIT to select the second row

• Use a subquery to avoid duplicates if multiple employees have the same salary
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Around 1 hour with 2 coding and few aptitude questions.

Q1. Regarding linked lists
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Q2. Data Structures
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Q1. Given few situations
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Q2. Asked about few other details
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2 questions, Easy and medium based

Q1. Stacks queues and array questions
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Q1. Technical questions on projects
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Q1. How to tackle any uncertain situations? Behavioural questions
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