What are the lifecycle events of uiviewcontroller?

995

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What is nsfetchedresultscontroller? How do you turn on content monitoring?

941

---

Explain parent-child context setup. What are the advantages?

841

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What persistent storage core data uses to save data?

839

---

What persistent storage used in mobile apps - ios?

896

---

what are fetched properties?

858

---

How core data differs from sqlite?

896

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Can we support the same application for iphone 3gs and iphone 5, 6, 7? Why not?

820

---

What is difference between performblock: and performblockandwait:?

968

---

What are the Different types of persistent stores?

916

---

What is nsmanagedobject?

861

---

What is messaging? How does the runtime handle message passing? What is message forwarding?

981

---

What is nspersistentstore?

984

---

What is nsuserdefaults?

896

---

What is nsfetchedresultscontroller?

942

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