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IOS Technical Test MCQs

Which of the following is the correct way to check whether the view controller view is loaded or visible?

if (viewController.isViewLoaded || tabbarController.view.window) { // viewController is visible }

if([[[self tabBarController] selectedViewController] isEqual:self]){ //we're in the active controller }else{ //we are not }

if (viewController.isLoaded && viewController.view.) { // viewController is visible }

if (viewController.isViewLoaded && viewController.view.window) { // viewController is visible }

Answer

Correct Answer: if (viewController.isViewLoaded && viewController.view.window) { // viewController is visible }

Explanation:

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