LINQ Language-Integrated Query Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

LINQ Language-Integrated Query Interview Questions

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List out the three main components of LINQ?

101

LINQ query is executed in which statement?

134

what is the role of DataContext classes in LINQ?

112

Explain how you can retrieve a single row with LINQ?

133

Explain how you can differentiate between Conversion Operator “ToDictionary” and “IEnumerable” of LINQ?

Explain what is the extension of the file, when LINQ to SQL is used?

what is LINQ? Why is it required?

103

how LINQ with databases can be used?

Explain how LINQ is useful than Stored Procedures?

126

what are compiled queries?

167

what is the difference between Statement Lambda and Expression Lambda?

124

what is the purpose of LINQ providers in LINQ?

100

Define what is Where clause and Let clause?

129

why SELECT clause comes after FROM clause in LINQ?

106

what is the difference between Skip() and SkipWhile() extension method?

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Un-Answered Questions { LINQ Language-Integrated Query }

What is Expression?

Explain what is the purpose of linq providers in linq?

What is the use of using system linq?

122

What is difference between linq and sql entity framework?

125

What is difference between XElement.Load() and XDocument.Load()?

113

What is deferred execution in linq?

113

How can you find average of student marks from student tables (columns are studentid, marks)?

163

What are anonymous types?

What is the difference between Count() and LongCount extension methods in LINQ?

469

Which assembly represents the core LINQ API?

136

Which is faster linq or lambda?

114

What is the extension of the file, when LINQ to SQL is used?

159

What is selectmany in linq?

What is the difference between first() and firstordefault() selector methods in linq?

140

Explain what is linq? Why is it required?

119

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