29 Questions
What C# LINQ method is used for filtering elements based on a specified condition?
Where
Which C# LINQ method is used for joining two sequences based on a common key?
Join
What C# LINQ method is used for finding the average of a sequence of numeric values?
Average
Which C# LINQ method is used to remove duplicate elements from a sequence?
DistinctBy
What C# LINQ method is used for partitioning a sequence and returning elements after a specified number of elements?
SkipWhile
Which C# LINQ method is used to check if any elements in a sequence satisfy a specified condition?
Any
What is the purpose of the 'Where' LINQ operator?
Select items that match the conditions
Which LINQ operator is used to select values through transformation?
Select
What does the 'OfType' LINQ operator do?
Selects items according to their ability to cast to the specified type
Which LINQ operator is used to sort values in descending order?
OrderByDescending
What is the function of the 'OrderBy' LINQ operator?
Sorts values in ascending order
Which LINQ operator is used for projects each item to an IEnumerable and returns a single sequence?
SelectMany
What is the purpose of the 'ThenBy' LINQ operator?
Sorts further on another field
What is the purpose of the 'GroupBy' LINQ operator?
To group elements based on a shared attribute or key
Which C# LINQ method is used to remove duplicate elements from a sequence?
Distinct
What does the 'SkipWhile' LINQ operator do?
Skips elements in a sequence while a specified condition is true
Which C# LINQ method is used to find the maximum value in a sequence of numeric values?
Max
What is the function of the 'Join' LINQ operator?
To join two sequences based on a common key
Which C# LINQ method is used to check if all elements in a sequence satisfy a specified condition?
All
What does the 'Where' LINQ operator do?
It selects items that match the conditions.
What is the purpose of the 'ThenBy' LINQ operator?
To sort further on another field after an 'OrderBy' operator.
What is the function of the 'OrderBy' LINQ operator?
To sort values in ascending order.
What does the 'OfType' LINQ operator do?
It selects items according to their ability to cast to the specified type.
Which LINQ operator is used to select values through transformation?
Select
What C# LINQ method is used for partitioning a sequence and returning elements after a specified number of elements?
Skip
What C# LINQ method is used for joining two sequences based on a common key?
Join
Which C# LINQ method is used for finding the average of a sequence of numeric values?
Average
Which C# LINQ method is used for filtering elements based on a specified condition?
Where
What C# LINQ method is used to check if any elements in a sequence satisfy a specified condition?
Any
Test your knowledge of the change history and updates related to C# LINQ Essentials. Learn about new LINQ methods supported in .NET 6 and C# 10. Explore the table of contents and understand the various LINQ operations such as filtering, projection, and sorting.
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