Основы LINQ

Flashcard
•
Professional Development
•
Vocational training
•
Hard
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14 questions
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1.
FLASHCARD QUESTION
Front
Какой метод LINQ используется для фильтрации элементов коллекции?
Back
Where()
2.
FLASHCARD QUESTION
Front
Какой LINQ-метод вернёт только первые 5 элементов коллекции?
Back
Take(5)
3.
FLASHCARD QUESTION
Front
Какой LINQ-запрос вернёт все числа больше 10 из списка numbers? var numbers = new List<int> { 5, 10, 15, 20 };
Back
numbers.Where(n => n > 10)
4.
FLASHCARD QUESTION
Front
Какой LINQ-метод проецирует каждый элемент коллекции в новую форму?
Back
Select()
5.
FLASHCARD QUESTION
Front
Какой LINQ-запрос вернёт список длин строк из списка words? var words = new List<string> { "apple", "banana", "cherry" };
Back
words.Select(w => w.Length)
6.
FLASHCARD QUESTION
Front
Какой LINQ-метод пропускает первые N элементов коллекции?
Back
Skip()
7.
FLASHCARD QUESTION
Front
Какой LINQ-запрос вернёт только чётные числа из списка numbers?
var numbers = new List<int> { 1, 2, 3, 4, 5, 6 };
Back
numbers.Where(n => n % 2 == 0)
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