What is plist?

900

---

Are the nsmanagedobjectcontext queues serial or concurrent?

823

---

What are the different store migration options? When are they used? How do they work? What is mapping model?

746

---

Explain parent-child context setup?

780

---

What are the Common reasons for app rejection from app store review process?

849

---

In nsfetchrequest can we fetch only a selective few attributes of an entity? How?

802

---

Can you pass same core data objects between different threads and modify?

778

---

What is category and class extension? How these differ?

797

---

What is nsmanagedobjectmodel?

797

---

How core data works to save data in persistent storage?

765

---

What is messaging? What is message forwarding?

811

---

What is nspersistentstorecoordinator?

809

---

What does @dynamic mean?

915

---

Why uicontrol is provided if we can create custom uiview?

823

---

What is mapping model?

806

---