Wabtec Interview Questions, Process, and Tips

Q1. Question based on my CV
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Emergency situation handling technique

Q1. Hierarchy Check - Escalation methods
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Q1. Salary Discussions - Explanation of the split out
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Q1. What are generics in c#
Ans. 
Generics in C# allow for type-safe programming by enabling the creation of reusable code.
• Generics allow for the creation of classes, interfaces, and methods that can work with any data type.

• They provide type safety by allowing the compiler to enforce type constraints.

• Examples include List, Dictionary, and Nullable.

• Generics can improve performance by reducing the need for boxing and unboxing operations.
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Q2. What are delegates and why we need it. Which are built in delegates in c#
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Delegates are reference types that hold a reference to a method. They are used to achieve loose coupling and event handling.
• Delegates allow methods to be passed as parameters to other methods.

• They can be used to define callback methods.

• Built-in delegates in C# include Action, Func, Predicate, EventHandler, and Comparison.

• Action and Func are used for methods that return void and non-void values respectively.

• Predicate is...read more
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Q3. What is difference between Dictionary and Hashtable
Ans. 
Dictionary is a generic collection while Hashtable is a non-generic collection.
• Dictionary is type-safe while Hashtable is not.

• Dictionary allows null keys and values while Hashtable does not.

• Dictionary is faster than Hashtable for small collections.

• Hashtable is thread-safe while Dictionary is not.
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Q4. Difference between stored procedure and functions
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Stored procedures are used to perform a set of actions, while functions return a single value.
• Stored procedures can modify data in the database, while functions cannot.

• Functions can be used in SQL statements, while stored procedures cannot.

• Stored procedures can have input and output parameters, while functions can only have input parameters.

• Functions can be called from within stored procedures, but stored procedures ca
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Q5. Write a program to find the number of occurrences in a given string
Ans. 
Program to find the number of occurrences in a given string
• Use a loop to iterate through the string and count the occurrences of each character

• Store the count in a dictionary or hash table

• Return the dictionary or hash table
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Q6. What are restful services and WebApi and difference between them
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RESTful services are web services that follow the REST architecture while WebAPI is a framework for building RESTful services.
• RESTful services use HTTP methods like GET, POST, PUT, DELETE to perform CRUD operations on resources

• WebAPI is a framework for building RESTful services using .NET framework

• WebAPI provides features like routing, model binding, content negotiation, etc.

• RESTful services can be consumed by any clie...read more
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Q1. Tell me about yourself
Ans. 
I am a dedicated NPI Process Engineer with a strong background in developing and optimizing manufacturing processes.
• Experienced in leading cross-functional teams to drive process improvements

• Skilled in implementing lean manufacturing principles to increase efficiency

• Proficient in conducting root cause analysis and implementing corrective actions

• Strong background in process validation and documentation

• Passionate about c...read more
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Q2. What is your availability for the job
Ans. 
I am available to start immediately and can work full-time.
• Available to start immediately

• Can work full-time

• Flexible with work hours if needed
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Q1. What would you do if a material is needed for our production and supplier is not able to deliver on time?
Ans. 
I would explore alternative suppliers, expedite shipping, or adjust production schedules to minimize impact.
• Contact other suppliers to check availability and expedite shipping if necessary

• Work with production team to adjust schedules and prioritize other materials

• Consider alternative materials that can be sourced quickly as a temporary solution
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Q2. Tell me about your previous job experience
Ans. 
I have 5 years of experience as a Process Engineer in the semiconductor industry.
• Led projects to improve yield and reduce cycle time

• Developed and implemented process improvements to increase efficiency

• Collaborated with cross-functional teams to troubleshoot and resolve issues

• Utilized statistical analysis tools to optimize processes

• Trained new engineers on process protocols and best practices
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Time and speed problem,age and person problem,

Q1. Education and experience. Certificate and personality.
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Q2. Where did you complete your education. What are you certification
Ans. 
I completed my education at XYZ University and have certifications in ABC and DEF.
• Completed education at XYZ University

• Certifications in ABC and DEF
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