C# Programming · all questions

LINQ (Language
practice.

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Q1

What does LINQ stand for in C#?

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Q2

Which namespace in C# provides the LINQ extension methods?

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Q3

What is the purpose of the Select operator in LINQ?

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Q4

In LINQ, what is the purpose of the Where operator?

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Q5

What is the return type of a LINQ query expression?

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Q6

Which LINQ operator is used to sort the elements of a sequence in ascending order based on a key?

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Q7

In LINQ, what does the First operator do?

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Q8

What is the purpose of the OrderByDescending operator in LINQ?

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Q9

In LINQ, what does the Any operator do?

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Q10

Which LINQ operator is used to concatenate two sequences?

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Q11

What is the purpose of the GroupBy operator in LINQ?

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Q12

In LINQ, what does the Skip operator do?

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Q13

Which LINQ operator is used to join two sequences based on matching keys?

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Q14

What is the purpose of the Distinct operator in LINQ?

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Q15

In LINQ, what does the Max operator do?

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Q16

What is the purpose of the SelectMany operator in LINQ?

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Q17

Which LINQ operator is used to perform an inner join between two sequences based on matching keys?

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Q18

What is the purpose of the Take operator in LINQ?

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Q19

In LINQ, what does the Count operator do?

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Q20

Which LINQ operator is used to perform a left outer join between two sequences based on matching keys?

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