ServiceNow Senior QA Engineer Interview Questions and Answers

Simple Java questions on string and arrays

Framework level knowledge is checked

Q1. Salary negotiation
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Q1. String manipulation questions without using default methods like string buffer
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Q2. Selenium programs and Xpaths for dynamic tables
Ans. 
Selenium can be used to automate testing of dynamic tables by using Xpaths to locate elements.
• Identify unique attributes of table elements to create stable Xpaths

• Use functions like contains(), starts-with(), or ends-with() in Xpaths for dynamic content

• Consider using parent-child relationships in Xpaths for nested tables
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Q1. About Project , daily routines , SQL, unix
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Q2. On core java programs on arrays, strings etc
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Q1. Handle objects in webtable
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To handle objects in a webtable, you can use methods like findElement, getText, getAttribute, etc.
• Use findElement method to locate the object in the webtable

• Use getText method to retrieve the text of the object

• Use getAttribute method to get specific attribute value of the object

• Iterate through rows and columns to handle multiple objects in the webtable
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Q2. Multiple window handles
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Multiple window handles allow a QA engineer to interact with multiple browser windows during testing.
• Window handles are unique identifiers assigned to each browser window opened by the application.

• QA engineers can switch between window handles to perform actions on different windows.

• Example: driver.getWindowHandles() in Selenium returns a set of window handles.

• Example: driver.switchTo().window(handle) is used to switch
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Q1. Advantage and disadvantage of framework.
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Frameworks provide structure and pre-built components for software development, but can also limit flexibility and require learning curve.
• Advantage: Provides structure and pre-built components for faster development

• Advantage: Can improve code quality and maintainability

• Disadvantage: Can limit flexibility and customization

• Disadvantage: Requires learning curve and potential dependency issues

• Example: ReactJS provides a fr...read more
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Q1. What is Oops? Advantage and disadvantage
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Oops stands for Object-Oriented Programming. It is a programming paradigm that uses objects to represent real-world entities.
• Advantages: code reusability, modularity, encapsulation, inheritance, polymorphism

• Disadvantages: complexity, steep learning curve, performance overhead

• Example: creating a class 'Car' with properties like 'make', 'model', and 'year', and methods like 'start_engine' and 'stop_engine'
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