HashedIn by Deloitte Quality Engineer Interview Questions and Answers

Q1. Questions from past projects
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Q2. Questions from Process
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Q1. HTML coding question
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Q2. Can you describe your past experiences related to Quality Assurance (QA)?
Ans. 
Experienced Quality Engineer with a strong background in QA methodologies and process improvements across various industries.
• Implemented automated testing frameworks, reducing manual testing time by 30%.

• Conducted root cause analysis for defects, leading to a 25% decrease in recurring issues.

• Collaborated with cross-functional teams to enhance product quality and compliance with industry standards.

• Developed and executed ...read more
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3 coding question and some sptutude

Q1. 4 pillars of oops
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Encapsulation, Inheritance, Polymorphism, Abstraction are the 4 pillars of OOPs
• Encapsulation: Bundling data and methods that operate on the data into a single unit. Example: Class in Java

• Inheritance: Ability of a class to inherit properties and behavior from another class. Example: Subclass extending a superclass

• Polymorphism: Ability to present the same interface for different data types. Example: Method overloading in...read more
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Q2. Dsa questions and complexity
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Q1. Selenium Webdriver
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Q2. Api automation using rest assured
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REST Assured is a powerful Java library for testing RESTful APIs, enabling easy automation of API testing.
• REST Assured simplifies API testing with a fluent interface.

• You can send GET requests using: `given().when().get('/api/resource')`.

• Assertions can be made using methods like `then().statusCode(200)`.

• Support for JSON and XML response validation is built-in.

• Example: `given().param('id', 1).when().get('/api/resource')....read more
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Q1. ?What is difference between PUT and PATCH in RestAssured?
Ans. 
PUT replaces an entire resource, while PATCH updates only specific fields of a resource in RESTful APIs.
• PUT: Used to update or replace an entire resource. Example: PUT /users/1 with a complete user object.

• PATCH: Used to update partial fields of a resource. Example: PATCH /users/1 with only the fields that need to be updated.

• Idempotency: PUT is idempotent, meaning multiple identical requests have the same effect as a si...read more
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Q2. How do you test performance of a telecom system?
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Testing telecom system performance involves assessing speed, reliability, and capacity under various conditions.
• Conduct load testing to evaluate system behavior under peak traffic conditions, e.g., simulating thousands of simultaneous calls.

• Perform stress testing to determine the system's breaking point, such as pushing beyond maximum user capacity.

• Use benchmarking tools to compare performance metrics against industry ...read more
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Q1. What is smoke testing in software development?
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Smoke testing is a preliminary test to check the basic functionality of a software build before further testing.
• Smoke testing is often referred to as 'build verification testing'.

• It checks critical functionalities to ensure the build is stable.

• For example, in a web application, smoke tests might verify that the homepage loads and login works.

• Smoke tests are usually automated to save time and ensure consistency.

• If smoke...read more
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Q2. What is the Software Development Life Cycle (SDLC)?
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The Software Development Life Cycle (SDLC) is a structured process for developing software applications efficiently and effectively.
• 1. Requirement Analysis: Gathering and analyzing user requirements, e.g., conducting surveys.

• 2. Design: Creating architecture and design specifications, e.g., UML diagrams.

• 3. Implementation: Writing code based on design, e.g., using programming languages like Java or Python.

• 4. Testing: Ver...read more
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