What is an instancetype?

1

---

When should you call dealloc method? Is it possible to implement dealloc in arc?

1

---

How is #import different from #include?

1

---

Is nsobject a parent class or a derived class?

1

---

What are nsautoreleasepool and how can we use them?

1

---

Is there function overloading in objective-c?

1

---

Is it possible to implement dealloc in arc?

1

---

What is protocol in objective-c?

1

---

How dispatch_once runs only once?

1

---

What is the difference between atomic and nonatomic synthesized properties?

1

---

What is a delegate? Can you retain delegates?

1

---

What is id?

1

---

Who introduced objective-c & when?

1

---

What are the blocks? How will you use them?

1

---

What is dot notation?

1

---