ZocDoc QA Engineer Interview Questions and Answers

Q1. Difference between REST and SOAP APIs.
Ans. 
REST is lightweight, uses standard HTTP methods, and is stateless. SOAP is more rigid, uses XML, and has built-in security features.
• REST uses standard HTTP methods like GET, POST, PUT, DELETE.

• SOAP uses XML for communication and has built-in security features like WS-Security.

• REST is more lightweight and flexible compared to SOAP.

• SOAP is more rigid and has a strict set of rules for communication.

• REST is stateless, meani...read more
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Q2. How to handle synchronization in Selenium?
Ans. 
Synchronization in Selenium ensures that the automation script waits for the web page to load completely before performing actions.
• Use implicit wait to wait for a certain amount of time before throwing an exception if the element is not found.

• Use explicit wait to wait for a specific condition to be met before proceeding with the next steps.

• Use fluent wait to wait for a certain amount of time for a condition to be met, ...read more
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Q1. What are different dashboards in JIRA
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Different dashboards in JIRA include Agile, Scrum, Kanban, and Burndown charts.
• Agile dashboard: Provides an overview of the project's progress using Agile methodologies.

• Scrum dashboard: Focuses on sprint planning, backlog management, and team performance.

• Kanban dashboard: Visualizes work in progress, bottlenecks, and cycle time.

• Burndown charts: Shows the remaining work in a sprint or project over time.
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Q1. Difference between element and elements in selenium Basic sql query Acid property
Ans. 
In Selenium, element refers to a single web element while elements refer to a collection of web elements. Basic SQL query retrieves data from a database. ACID properties ensure database transactions are reliable.
• Element in Selenium refers to a single web element like a button or input field

• Elements in Selenium refer to a collection of web elements, like a list of links or buttons

• Basic SQL query retrieves data from a da...read more
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Q2. Difference between element and elements
Ans. 
Element is a singular object, while elements refer to multiple objects.
• Element is a single item in a collection or array.

• Elements are multiple items in a collection or array.

• Example: 'apple' is an element in the array ['apple', 'banana', 'orange'].

• Example: 'banana' and 'orange' are elements in the same array.
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Q3. What is Bva in testing
Ans. 
Boundary Value Analysis (BVA) is a testing technique used to identify errors at boundaries of input ranges.
• BVA involves testing at the boundaries of valid and invalid input ranges

• It helps in identifying errors that occur at the edges of input values

• Examples include testing a login form with minimum and maximum character limits for password

• BVA is used to ensure that the software behaves correctly at the boundaries of in...read more
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Q4. What is acid property in sql
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ACID properties in SQL refer to a set of properties that ensure database transactions are processed reliably.
• ACID stands for Atomicity, Consistency, Isolation, and Durability

• Atomicity ensures that either all operations in a transaction are completed successfully or none are

• Consistency ensures that the database remains in a consistent state before and after the transaction

• Isolation ensures that multiple transactions can...read more
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Q5. What is difference between schema and database testing
Ans. 
Schema testing focuses on the structure of the database, while database testing focuses on the data within the database.
• Schema testing ensures that the database tables, columns, relationships, and constraints are correctly defined.

• Database testing involves verifying the data stored in the database, such as data integrity, accuracy, and consistency.

• Schema testing is more focused on the design and structure of the databa...read more
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Basic questions around logical problem-solving skills

QA-based 'what if?' questions

Q1. Check how well you can communicate
Ans. 
Effective communication is crucial for QA Engineers to ensure clarity in requirements and feedback during the testing process.
• Active Listening: I always ensure I fully understand requirements by asking clarifying questions, like 'Can you elaborate on this feature?'

• Clear Documentation: I maintain detailed test cases and bug reports, ensuring they are easy to understand for developers and stakeholders.

• Regular Updates: I ...read more
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