What is difference between encapsulation and abstraction?

953

---

Difference between encapsulation and data hiding ?

847

---

Difference between abstraction and implementation hiding ?

1045

---

What are the features of encapsulation ?

942

---

Difference between composition and inheritance ?

914

---

Are constructors inherited? Can a subclass call the parent's class constructor? When?

949

---

Can we reduce the visibility of the inherited or overridden method ?

963

---

Does a class inherit the constructor of its super class?

899

---

What is the difference between factory and strategy design pattern?

984

---

Can we make the reference instance non static?

1016

---

Give me example of observer design pattern?

1061

---

What design pattern wrapper classes implement?

965

---

What is the difference between builder and composite?

1093

---

Shall we use abstract classes or interfaces in policy / strategy design pattern?

1042

---

What is the difference between factory and builder design pattern?

933

---