Polyhose Store Executive Interview Questions and Answers

Q1. About you and your previous work experience
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Q1. About you and your background
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Q1. Tell me about yourself
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Q2. Working SAP knowledge
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Q1. Boxing and unboxing in. C#
Ans. 
Boxing and unboxing in C# are processes for converting value types to reference types and vice versa.
• Boxing: Converting a value type (e.g., int) to an object type.

• Example: int num = 123; object obj = num; // Boxing

• Unboxing: Converting an object type back to a value type.

• Example: int num2 = (int)obj; // Unboxing

• Boxing involves memory allocation on the heap, while unboxing retrieves the value from the heap.
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Q2. .net framework and .net core
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Q3. Simple program to print star pattern in c#
Ans. 
A simple program to print star pattern in C#
• Use nested loops to print the desired pattern

• Start with a small pattern and then expand it to more complex ones

• Experiment with different loop structures to create various patterns
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Q4. String and string builder Mutable and immutable Heap and stack memory which is used when
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Q5. Difference in stored procedure and functions ACiD properties, normalization
Ans. 
Stored procedures and functions differ in their usage and capabilities. ACID properties ensure data integrity, normalization reduces redundancy.
• Stored procedures are precompiled SQL queries that can perform multiple operations, while functions are reusable code blocks that return a single value.

• Stored procedures can have input and output parameters, while functions can only return a single value.

• ACID properties (Atomic...read more
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Q6. What are solid principles explain with example and also tell where you used them in previous project
Ans. 
Solid principles are a set of design principles for writing maintainable and scalable code.
• Single Responsibility Principle: A class should have only one reason to change. For example, a class that handles user authentication should not also be responsible for sending emails.

• Open/Closed Principle: Software entities should be open for extension but closed for modification. For example, using interfaces to allow for new i...read more
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Q7. OOP related questions What are 4 pillars of OOP? Difference between encapsulation and abstraction. Difference in overloading and overriding.
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Q8. Questions on Interitance Given 3 classes A is parent of B and B is parent of C How do we call methods of B and A from C Which method will be called incase of same method in A B and C And some more I don'...read more
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Q1. Questions on salary expectations
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Q2. And informal discussion about work and team
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Q1. Tell me about yourself?
Ans. My name is karn Barik . I belongs to Jamshedpur Jharkhand. I have 7 years experience in logistics and warehouse management. I have b.com in 2016. I am married,and currently live in Gujarat with my wife. My hobbies are playing cricket and listening music.
Answered by Karn Barik
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Asked to write an essay to check your writing skills and grammar.