For what purpose null pointer used?

1097

---

Explain the use of fflush() function?

1102

---

Tell me with an example the self-referential structure?

1044

---

Tell me what is the purpose of 'register' keyword in c language?

1019

---

Explain bitwise shift operators?

1273

---

Can you please explain the difference between syntax vs logical error?

1208

---

Tell me the use of bit field in c language?

1088

---

What is ## preprocessor operator in c?

1108

---

What are the properties of union in c?

1071

---

What is the difference between exit() and _exit() function?

1066

---

What is typedf?

1138

---

Can we add pointers together?

1077

---

Explain void pointer?

1063

---

What is malloc() function?

1186

---

Do you know what are bitwise shift operators in c programming?

1127

---