The layer includes the Cocoa and Cocoa Touch frameworks, which provide an API for the Objective-C and Swift programming languages. The primary difference between Cocoa and Cocoa Touch is that the former is used for developing MacOS applications, and the latter by iOS to provide support for hardware features unique to mobile devices, such as touch screens.

Jason is working on a microsoft excel worksheet and he wants to create a print preview shortcut. his teacher asks him to access the customization option to create the new shortcut. which two tabs should jason select to place the print preview shortcut on the worksheet toolbar? a. new tab (custom) and new group (custom) b. new file tab (custom) and new tab (custom) c. new custom group and new command d. new custom tab and new command

Which style did jack use on the vocabulary words in reports?

Is the process of organizing data to reduce redundancy. a. normalization b. primary keying c. specifying relationships d. duplication