Tag Archives: Interview questions

.Net Interview question: What is LINQ?

Language Integrated Query (LINQ) adds the ability to query objects using .NET languages. The LINQ to SQL object/relational mapping (O/RM) framework provides the following basic features: Continue reading .Net Interview question: What is LINQ?

SSAS Interview question: What are aggregates? What is the purpose of defining an aggregation design in Analysis Services?

Aggregates are summarized values, each of which corresponds to a combination of an attribute from each dimension and a measure group. An aggregate in SSAS is the differentiating factor between OLAP and OLTP, and is the fundamental principle of SSAS/OLAP, which offers blazing fast performance. Continue reading SSAS Interview question: What are aggregates? What is the purpose of defining an aggregation design in Analysis Services?