DXC Technology Specialist Interview Questions and Answers

Q1. What is the repository design pattern?
Ans. 
Repository design pattern is a design pattern that separates the data access logic from the business logic in an application.
• It helps in achieving separation of concerns by isolating the data access code in a separate layer.

• It provides a centralized way to access data from various sources such as databases, web services, etc.

• It makes the codebase more maintainable and testable by abstracting the data access logic.

• Examp...read more
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Q2. What is the difference between IEnumerable and IQueryable?
Ans. 
IEnumerable is used for in-memory collection operations, while IQueryable is used for database query operations.
• IEnumerable is used for querying data from in-memory collections like arrays, lists, etc.

• IQueryable is used for querying data from a database using LINQ to SQL or Entity Framework.

• IEnumerable executes the query in-memory, while IQueryable executes the query on the database server.

• IEnumerable is suitable for L...read more
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Q1. How to call abstract constructor
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Q2. Difference between generic list and list which is faster
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Write prime number code

Q1. What is REST Framework
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Q2. What are the SQL Queries
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This is related to SQL

Good,SQL query and c# programs

Q1. Oops related questions
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Q2. Design pattern related questions
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Q1. What is computer
Ans. 
A computer is an electronic device that processes data to perform various tasks.
• Electronic device that can store, retrieve, and process data

• Consists of hardware components like CPU, memory, storage, and input/output devices

• Runs software programs to execute specific tasks

• Examples include desktops, laptops, tablets, and smartphones
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Q2. What is hardware and software?
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Hardware refers to physical components of a computer system, while software refers to programs and applications that run on the hardware.
• Hardware includes components like CPU, memory, motherboard, and storage devices.

• Software includes operating systems, applications, and programs that enable users to perform tasks on the computer.

• Examples of hardware: CPU - Central Processing Unit, RAM - Random Access Memory, HDD - Har...read more
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Q1. What is java programming?
Ans. 
Java programming is a high-level, object-oriented programming language used for developing applications and software.
• Java is platform-independent, meaning it can run on any device with a Java Virtual Machine (JVM).

• It is known for its simplicity, readability, and versatility.

• Java is used for developing web applications, mobile apps, desktop applications, and enterprise software.

• Examples of Java frameworks include Spring
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Q2. Java oops concepts?
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Q1. Why should we hire you?
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Q2. Can you relocate?
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Q1. Solid principle
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Q2. Dependency injection
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Q1. About the SQL server basic question
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Q2. .net fundamentals
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Mettl aptitude reasoning and technical MCQ