Explain the concept of lambda expressions in LINQ?

Lambda expressions in LINQ (Language Integrated Query) are anonymous functions used to define a set of operations or criteria that can be applied to collections or sequences of data. They provide a concise and powerful way to write queries and transformations in C#.

A lambda expression consists of three main parts: the input parameters, the lambda operator (=>), and the expression or statement block. The input parameters define the data elements that the expression will operate on, while the lambda operator separates the parameters from the expression. The expression block contains the logic or operations to be performed on the data.

The use of lambda expressions in LINQ enables developers to write queries and transformations inline, without the need for separate named methods. This leads to more compact and readable code, enhancing code maintainability and productivity.

Lambda expressions are extensively used in LINQ to define predicates, selectors, and transformations. Predicates specify conditions that filter data based on certain criteria. Selectors define the elements to be projected or returned from a query. Transformations allow developers to modify the data or apply operations to it.

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