Primetals Technologies Senior Manager Interview Questions and Answers

Q1. Questions were asked on Recursive programming
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Q2. What is the output of this? static void Main(string[] args) { DivideNumber(233) } static void DivideNumber(int n) { if(n>=10) { DivideNumber(n/10); } Console.Write(n/10) }
Ans. 
The output will be 23323
• The DivideNumber method recursively divides the input number by 10 until it is less than 10

• The Console.Write statement prints the result of n/10 each time the method is called
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Q3. Write Code If Input is 123, output should be "One Hundred Twenty Three";
Ans. 
Convert numeric input to words in English
• Break down the input number into hundreds, tens, and ones place

• Use a dictionary or array to map numbers to their corresponding words

• Handle special cases like teens and tens separately
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Q1. Segula manager interview based on resume skills
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Q1. Client interview 1
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Q1. Client interview 2
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Q1. Salary discussion
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Q1. All basic questions about manufacturing process
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Q2. Tell me about yourself Laws of thermodynamics Work and displacement
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I am a dedicated professional with a strong background in the laws of thermodynamics and experience in work and displacement.
• I have a deep understanding of the laws of thermodynamics, including the first law (energy cannot be created or destroyed) and the second law (entropy always increases).

• I have practical experience applying these laws in various engineering projects, ensuring efficient energy utilization and syste...read more
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Linked list reverse, core C++ and tricks
Design problem

Q1. C++ basics , OOP, design constructs
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Q2. DSA- array sum of balance
Ans. 
Calculate the sum of balances in an array of strings representing financial transactions.
• Iterate through the array of strings and extract the balance from each transaction.

• Convert the balance strings to numbers and sum them up to get the total balance.

• Handle any potential errors or invalid data in the array.
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Q1. Authentication Authorization in web api
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Authentication Authorization in web api involves verifying the identity of users and determining their access rights.
• Authentication verifies the identity of users, typically through credentials like username and password.

• Authorization determines what actions users are allowed to perform based on their identity and roles.

• Common methods include JWT tokens, OAuth, and role-based access control.

• Implementing secure communic...read more
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Q2. Exception handling in web api
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Exception handling in web API involves catching and managing errors that occur during API requests.
• Use try-catch blocks to handle exceptions in web API controllers.

• Return appropriate HTTP status codes for different types of exceptions (e.g. 400 for bad request, 500 for internal server error).

• Log exceptions to track errors and troubleshoot issues.

• Customize error messages to provide helpful information to API consumers.
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Q3. Design patterns
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Technical assesment was there in first round

Q1. Interview with national manager, CTO and fellow developer
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Q1. Meeting with regional head of IT department
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