CirrusLabs Senior Automation Engineer Interview Questions and Answers

Q1. How do agile methodologies function in B2B projects?
Ans. 
Agile methodologies in B2B projects involve frequent communication, adaptability, and collaboration with stakeholders.
• Agile methodologies in B2B projects prioritize customer collaboration and responding to change over following a strict plan.

• Regular feedback from stakeholders helps in adjusting project scope and priorities in real-time.

• Cross-functional teams work together closely to deliver incremental value to the B2B...read more
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Q2. What is your experience with barcode scanners?
Ans. 
I have extensive experience working with barcode scanners in various automation projects.
• Implemented barcode scanning functionality in warehouse management system to track inventory

• Integrated barcode scanners with automated testing tools for regression testing

• Utilized barcode scanners in manufacturing processes to improve efficiency and accuracy
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Q1. What is singleton class
Ans. 
A singleton class is a class that can only have one instance created and provides a global point of access to that instance.
• Singleton classes are often used in scenarios where only one instance of a class is needed, such as for managing a connection pool or configuration settings.

• The singleton pattern typically involves a private constructor, a static method to access the instance, and a static variable to hold the ins...read more
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Easy questions oops,java,rest assured

Java coding , logical questions

Q1. Coding questions again and some automation concept
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Q1. Testing concept and process
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Q1. Sallary discuss
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Basic Python problems

Q1. About Selenium (locators)
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Q2. What are the types of Wait
Ans. 
Types of wait include implicit, explicit, fluent, and thread.sleep
• Implicit wait: Waits for a certain amount of time before throwing a NoSuchElementException

• Explicit wait: Waits for a certain condition to occur before proceeding further

• Fluent wait: Waits for a condition to occur with a defined polling interval

• Thread.sleep: Pauses the execution for a specified amount of time
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Q1. 2 wire 3 wire
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Q2. What is feedback
Ans. 
Feedback is information about reactions to a product, service, or process that is used as a basis for improvement.
• Feedback is essential for continuous improvement in automation engineering.

• It can come from various sources such as customers, stakeholders, or testing results.

• Feedback can be positive, negative, or neutral, and should be analyzed to make informed decisions.

• Examples of feedback in automation engineering inc...read more
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Q3. What is Timer counters
Ans. 
Timer counters are devices used to count the number of events or time intervals in automation systems.
• Timer counters are used to measure time intervals or count events in automation systems.

• They are commonly used in PLCs (Programmable Logic Controllers) to control processes.

• Timer counters can be programmed to trigger actions based on specific time intervals or event counts.

• Examples include using a timer counter to turn...read more
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Q4. What is PLC type
Ans. 
PLC stands for Programmable Logic Controller, a type of industrial computer used to control manufacturing processes.
• PLCs are used to automate processes in industries such as manufacturing, automotive, and food processing.

• They are programmed using ladder logic or other programming languages to control machinery and equipment.

• PLCs can monitor inputs from sensors and other devices, make decisions based on logic, and contr...read more
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Q5. About past experience
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