SEW Private Limited Interview Questions and Answers

Q1. Var x=5; dynamic y = x; var z = y; What is the type of z?
Ans. 
The type of z is dynamic.
• Variable z will have the type dynamic because it is assigned the value of y, which is also dynamic.

• Dynamic type allows for late binding and can hold any type of value at runtime.
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Q2. Can abstract class have parameterized constructor?
Ans. 
Yes, abstract class can have parameterized constructor.
• Abstract class can have parameterized constructor to initialize the data members of the class.

• The constructor of an abstract class can be used by its subclasses to initialize the abstract class.

• Example: abstract class Shape { int sides; Shape(int s) { sides = s; } }
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Q3. Difference between filters and middleware?
Ans. 
Filters and middleware are both used for processing requests in web applications, but filters are typically used for pre-processing while middleware is used for post-processing.
• Filters are typically used for pre-processing requests before they reach the intended endpoint

• Middleware is used for post-processing requests after they have been handled by the endpoint

• Filters are specific to certain endpoints or routes, while ...read more
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Q4. Abstract class vs interface
Ans. 
Abstract class is a class that can have both abstract and non-abstract methods, while an interface is a contract that defines methods that a class must implement.
• Abstract class can have constructor while interface cannot.

• A class can implement multiple interfaces but can inherit only one abstract class.

• Abstract class can have variables, while variables in interface are public, static, and final by default.
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Q5. What is record type in c#
Ans. 
Record type in C# is a reference type that is similar to a class but with a focus on immutability and value-based equality.
• Record types are introduced in C# 9.0 and are used to create immutable data types.

• They are defined using the 'record' keyword.

• Record types automatically implement value-based equality, ToString(), and GetHashCode() methods.

• They are ideal for representing data that should not be modified once create...read more
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Q1. Day to day work in the previous company
Ans. 
In my previous role, I managed client engagements, developed proposals, and collaborated with sales teams to drive solutions.
• Conducted needs assessments to understand client requirements and tailor solutions accordingly.

• Developed and delivered compelling presentations and demos to showcase product capabilities.

• Collaborated with sales teams to create customized proposals that addressed specific client challenges.

• Provide...read more
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Q2. Given an assignment to write a proposal
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Q1. Present the proposal
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Q2. Brief the proposal writing process
Ans. 
The proposal writing process involves gathering requirements, creating a solution, writing the proposal, and presenting it to the client.
• Gather requirements from the client

• Create a solution that meets the client's needs

• Write the proposal outlining the solution, benefits, and cost

• Present the proposal to the client and address any questions or concerns
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General aptitude questions were asked medium to hard level

Project related questions and some puzzles were asked