20 LINQ interview questions and answers - freshers and Experienced

Pros and cons of LINQ - Pros of LINQ: Supports type safety, Supports abstraction and hence allows developers to extend features such as multi threading....
LINQ with databases other than SQL Server - LINQ supports Objects, XML, SQL, Datasets and entities. One can use LINQ with other databases through LINQ to Objects or LINQ to Datasets.....
What is Linq to SQL Deferred Loading?......
“skip” and “take” Operator used for Paging. Suppose we have Customer table of 100 records. To find 10 records by skipping the first 50 records from customer table-
Write a Program for Concat to create one sequence of Data Rows that contains DataTables's Data Rows, one after the other.
How can you find average of student marks from student tables (Columns are StudentID, Marks)?
Lambda expressions can be considered as a functional superset of anonymous methods, providing the following additional functionality........
What is “OfType” in linq?
How can we find Sequence of Items in two different array (same Type) in the same order using linq query?
IEnumerable and To Dictionary both are Conversion Operator which are used to solved to conversion type Problems......
Advantage of LINQ over stored procedures - Type Safety-linq has no default type ......
List out the Data Context Functions. Where do we use “SubmitChanges()”?
Why do we use “Contains” method for strings type functions? - Contains method Used to find all matching record......
Partition following list of numbers by their remainder when divided by “3”-{Var numbers() = {5, 4, 1, 3, 9, 8, 6, 7, 2, 0}}
Can you Concat two arrays to create one sequence that contains each array's values, one after the other?
Write small Program to generate Xml Document from table like (StudentRecord Table) using linq query.....
Quantifier Operators return the Boolean value (either True or false) if some or all the elements in a sequence satisfy a condition.