11Which namespace provides LINQ extension methods like Where and Select?ASystem.QueryBSystem.DataCSystem.LinqDSystem.CollectionsView AnswerDiscussWorkspaceReportSaveEasy
12What does a file-scoped namespace (C# 10) look like?Anamespace MyApp;Busing namespace MyApp;Cnamespace MyApp { }Dpackage MyApp;View AnswerDiscussWorkspaceReportSaveEasy
13What is the purpose of a namespace?ATo allocate memoryBTo define access levelsCTo organise types and avoid name clashesDTo compile codeView AnswerDiscussWorkspaceReportSaveEasy
14What is a using alias?AA variableBA loopCA propertyDA shorter name for a type or namespace, e.g. using Json = System.Text.Json;View AnswerDiscussWorkspaceReportSaveEasy
15Which keyword refers to the root global namespace to avoid ambiguity?Abase::Bglobal::Croot::Dthis::View AnswerDiscussWorkspaceReportSaveMedium