IBS Software Services Softwaretest Engineer Interview Questions and Answers

Q1. Focus on coding, Question: find the duplicate string from list of string and the count of it(how many times it is repeated) Prepare oops and collections concepts.
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Q2. Focus on method overriding
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Q3. Difference between arraylist and LinkedInlist
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ArrayList is a resizable array implementation while LinkedList is a doubly linked list implementation.
• ArrayList uses dynamic arrays to store elements, allowing fast random access but slower insertion and deletion.

• LinkedList uses nodes with pointers to the next and previous elements, allowing fast insertion and deletion but slower random access.

• Example: ArrayList - List<String> names = new ArrayList<>(); Lin...read more
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Q4. Use of static keyword
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The static keyword in programming is used to declare variables, methods, or classes that belong to the class itself rather than instances of the class.
• Static variables are shared among all instances of a class.

• Static methods can be called without creating an instance of the class.

• Static classes cannot be instantiated and are used for grouping related methods and variables.

• Example: public static int count = 0; // static
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There were 3 dsa questions related to graph and trees

Q1. What is Regression Testing?
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Regression testing is the process of retesting a software application to ensure that new code changes have not adversely affected existing functionality.
• Performed after code changes to ensure that existing features still work correctly

• Helps in identifying and fixing any defects introduced by new code changes

• Automated tools like Selenium can be used for regression testing

• Examples: Testing a login feature after adding a
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Q1. About yourself About skills knowledge
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Q2. About payroll
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About technical and aptitude skill

Q1. About yourself and payroll
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Q2. Technical skills and experience
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Q1. About types of testing
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Q2. Use any tool for automation
Ans. 
Selenium is a popular tool for automation testing
• Selenium is widely used for automating web applications

• It supports multiple programming languages like Java, Python, C#

• Selenium WebDriver is used for interacting with web elements

• Selenium Grid allows parallel execution on multiple browsers and platforms
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Moderate asked basic apptitude mcq negtive marking is nill esay to moderate questions and also subject core question asked

Moderate coding questions asked ,2 coding questions

Q1. Hr round is final round .which will be easy
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Q1. What is the importance of manual testing when compared to automation testing
Ans. 
Manual testing is important for exploratory testing, usability testing, and ad-hoc testing.
• Manual testing allows for exploratory testing where testers can explore the application and identify unexpected issues.

• Usability testing, which involves real users interacting with the software, is best done manually to capture user experience.

• Ad-hoc testing, where testers randomly test the application without predefined test cas...read more
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Q2. Real life scenario on web application testing
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Testing a web application for an online shopping platform
• Testing the functionality of adding items to the cart and checking out

• Testing the payment gateway integration for secure transactions

• Testing the search functionality to ensure accurate results are displayed

• Testing the responsiveness of the website on different devices and browsers
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Questions asked related to Logical Reasoning, Verbal and Non-Verbal

Q1. Technical Questions asked based on Resume
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