Infosys Developer Interview Questions, Process, and Tips

The most popular SDLC model is Agile.

• Agile is iterative and flexible, allowing for changes throughout the development process.

• It emphasizes collaboration and customer satisfaction.

• Other popular models include Waterfall, Spiral, and V-Model.

• Agile is commonly used in software development, but can be applied to other industries as well.

Defiance refers to resistance or disobedience, while first and default are different spellings of words with distinct meanings.

• Defiance implies a refusal to comply with authority or rules.

• First refers to the initial or primary thing in a sequence or list.

• Default refers to a pre-set value or option that is used when no other choice is made.

• Examples: Defiance - civil disobedience, First - first place in a race, Default -

Var is statically typed while dynamic is dynamically typed.

• Var is used to declare variables with a specific type at compile time.

• Dynamic is used to declare variables whose type is determined at runtime.

• Var is faster than dynamic because it doesn't require type checking at runtime.

• Dynamic is more flexible than var because it allows for late binding and duck typing.

• Example: var x = 5; dynamic y = "hello";

Entity Framework is an ORM tool for .NET applications. It allows developers to work with databases using objects.

• Entity Framework is a Microsoft product

• It supports various database providers such as SQL Server, MySQL, Oracle, etc.

• It uses LINQ to query data from the database

• It supports Code First, Database First, and Model First approaches

• Recorded details can be viewed using SQL Profiler or logging frameworks like Seril

C and C++ are programming languages used for system and application development.

• C is a procedural language used for system programming and embedded systems.

• C++ is an object-oriented language used for application development and game programming.

• Both languages are compiled and have a strong influence on modern programming languages.

• C++ is an extension of C with additional features like classes, templates, and exceptions...read more