Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

iOS Build a Simple iPhone App (iOS7) Creating a Data Collection @property and NSArray

Quiz question 1 of 5. Fill in the blank below

_and__ determines how long a property lives in memory.

Sorry I don't know both of them

2 Answers

Enrique Bernal
Enrique Bernal
3,584 Points

Please see below the answer for this question.

identifier and name make up the bundle identifier.

Pierre Thalamy
Pierre Thalamy
4,494 Points

I believe it refers to the strong and weak attributes, the way the fill in the blanks question is written perturbed me as well.