DataToBiz Private Limited Interview Questions and Answers

Use a disconnected table to add a slicer with top customers without using filters.

• Create a disconnected table with a list of top customers.

• Add this disconnected table to the report.

• Use the disconnected table as a slicer to filter data based on top customers.

iOS architecture refers to the overall structure and design of an iOS application, including how components interact and communicate with each other.

• iOS architecture typically includes components such as Model-View-Controller (MVC), Model-View-ViewModel (MVVM), and Model-View-Presenter (MVP).

• Architectural patterns help in organizing code, improving scalability, and enhancing maintainability of iOS applications.

• Examples...read more

Memory management in iOS is handled through Automatic Reference Counting (ARC) which automatically manages memory by keeping track of object references.

• ARC automatically adds and removes object references as needed to manage memory

• Weak references are used to prevent retain cycles and memory leaks

• Delegates and closures can create strong reference cycles if not managed properly