Answer Posted / umair

data abstraction mean definning somthing but not in detail
there are two types of data abstraction

e.g
main()
{
add();
sub();
}

How can we read/write Structures from/to data files?

1191

---

Describe linkages and types of linkages?

1047

---

What is virtual destructor ans explain its use?

1171

---

What is token c++?

1093

---

Can you be able to identify between straight- through and cross- over cable wiring? And in what case do you use straight- through and cross-over?

1162

---

Can you write a function similar to printf()?

1191

---

What is the difference between while and do while loop?

1205

---

What is the protected keyword used for?

1168

---

What are features of c++?

1274

---

What is #include cstdlib in c++?

1234

---

If you don’t declare a return value, what type of return value is assumed?

1009

---

What are c++ stream classes?

1096

---

What are all predefined data types in c++?

1173

---

Is c++ the most powerful language?

1164

---

the first character in the variable name must be an a) special symbol b) number c) alphabet

1155

---