Hexaware Technologies Sr.QA Interview Questions and Answers

Q1. Selenium queries, manual testing questions, SQL queries
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Q2. SQL queries, joins, basics
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Q1. Java program to split alpha-numeric values without using the split method
Ans. 
Split alpha-numeric values in Java without using split method
• Iterate through each character in the input string

• Check if the character is a digit or a letter using Character.isDigit() and Character.isLetter() methods

• Create separate strings for digits and letters and store them in an array
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Q2. SQL query to add a new column to a table and the column value should have a default value and never be null
Ans. 
Use ALTER TABLE statement to add a new column with a default value and set it to NOT NULL
• Use ALTER TABLE table_name ADD column_name data_type DEFAULT default_value NOT NULL;

• Example: ALTER TABLE employees ADD hire_date DATE DEFAULT '2022-01-01' NOT NULL;
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Q1. Explain about yourself
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Q2. What is exploratory testing and adhoc testing and how you used these in your project?
Ans. 
Exploratory testing is a simultaneous learning, test design, and test execution approach. Adhoc testing is an informal testing approach without any predefined test cases.
• Exploratory testing involves exploring the software, learning about it, and designing and executing tests on the fly.

• Adhoc testing is unplanned and unstructured testing where testers randomly test the application without any specific test cases.

• In my p...read more
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Q3. Roles and responsibilities in your previous projects
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Q4. Difference between mobile and web testing?
Ans. 
Mobile testing focuses on apps for smartphones and tablets, while web testing focuses on websites accessed through browsers.
• Mobile testing involves testing apps on different devices and operating systems.

• Web testing involves testing websites on different browsers and screen sizes.

• Mobile testing includes testing for touch gestures and device-specific features.

• Web testing includes testing for cross-browser compatibility ...read more
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Q5. Challenges faced in your last project?
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Q1. General coding questions.
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Q2. General experience questions
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Q1. Questions on switching
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Q2. Packet flow in routers, osi model , etc
Ans. 
Packet flow in routers involves data transmission through different layers of the OSI model.
• Packet flow starts at the network layer where packets are routed based on IP addresses.

• Packets then move to the data link layer where MAC addresses are used for communication.

• Finally, packets are transmitted physically through the network interface.

• OSI model consists of 7 layers: Physical, Data Link, Network, Transport, Session,
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Product tester verious product tester

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Q1. Database question
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Q2. Inner join, constraint
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Q1. Tell me about yourself
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Q2. What are your strengths and weeaknesses
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Write python code to compare filese