Define 'strong' keyword?
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Assume that your app is running in the foreground but is currently not receiving events. In which sate it would be in?
What language is ios based on?
what are the controllers are available in objective C
Explain the difference between nsarray and nsmutablearray?
. When an app is said to be in not running state?
Explain the difference between copy and retain?
How many types of background modes supported in ios?
What is the meaning of 'synthesize' keyword?
Ellaborate viper architecture?
Which class will be subclassed in iOS operating system?
Differentiate between ‘assign’ and ‘retain’ keyword.
What is a fault?