Disney+ Hotstar Sdet Engineer Interview Questions and Answers

Q1. Difference between Severity, Priority and criticality?
Ans. 
Severity, Priority, and Criticality are different aspects of issue management in software testing.
• Severity refers to the impact of a defect on the system's functionality.

• Priority indicates the order in which defects should be fixed based on business needs.

• Criticality combines severity and priority to determine the overall importance of a defect.

• For example, a defect causing a system crash would have high severity, high...read more
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Q2. What id Equivalence partitioning?
Ans. 
Equivalence partitioning is a software testing technique where input data is divided into partitions and only one value from each partition is tested.
• Input data is divided into groups or partitions based on similar characteristics

• One value from each partition is selected as a representative for testing

• Helps in reducing the number of test cases while ensuring maximum coverage

• Example: Testing a login form with valid, inv
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Q3. What id BackWord Compatibility?
Ans. 
Backward compatibility refers to the ability of a system to accept input intended for an older version of the system.
• Allows newer versions of software to work with data or systems from older versions

• Ensures that changes in the software do not break compatibility with existing data or systems

• Helps in smooth transition and adoption of new versions without disrupting existing processes
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Q4. What is Paradox in testing ?
Ans. 
A paradox in testing refers to a situation where a test case both passes and fails at the same time.
• Paradox in testing can occur when a test case has conflicting requirements or conditions.

• It can also happen when there are errors in the test setup or execution that lead to unexpected results.

• For example, a test case may pass when run individually but fail when run as part of a test suite due to dependencies.

• Identifying...read more
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Q5. What id post put and patch?
Ans. 
PUT and PATCH are HTTP methods used for updating resources in RESTful APIs.
• PUT is used to update or replace an existing resource entirely

• PATCH is used to partially update an existing resource

• PUT is idempotent, meaning multiple identical requests will have the same effect as a single request

• PATCH is not idempotent, meaning multiple identical requests may have different effects
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Apti and coding

Q1. Questions on java a d sql
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Q1. Create pagination component using an api show the data for the pages
Ans. 
Create a pagination component using an API to display data for different pages.
• Use API to fetch data for each page

• Implement pagination logic to display data for each page

• Allow users to navigate between pages
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3 questions easy-medium level leetcode problem I solved 2 completely and 3rd question partially (9/15 test cases passed) to move on to 2nd round

Q1. Implement an app similar to splitwise
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Lists and Trees were asked

1 hr coding round required me to solve 2 leetcode medium questions

Q1. Design an online grocery store basically zepto.
Ans. 
Design an online grocery store similar to zepto.
• Implement user-friendly interface for easy navigation

• Include search functionality for quick product discovery

• Offer secure payment options for customer convenience

• Provide delivery options with tracking feature

• Include customer reviews and ratings for products

• Implement inventory management system for real-time updates
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Q1. Create APIs for a Quiz platform
Ans. 
Create APIs for a Quiz platform
• Design RESTful APIs for creating, updating, deleting, and retrieving quizzes

• Include endpoints for managing quiz questions, answers, and user responses

• Implement authentication and authorization mechanisms for secure access

• Utilize JSON format for data exchange between client and server
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