Answer Posted / arvind giri

Oooops I thought its a java question

Can we specify variable field width in a scanf() format string? If possible how?

1171

---

What is the first name of c++?

1015

---

Does c++ have a hash table?

952

---

What is const in c++?

1069

---

Why do we use setw in c++?

1065

---

Of the numbers 12 23 9 28 which would be at the top of a properly implemented maxheap a) 28 b) 9 c) Any of them could be

1367

---

What is the use of "new" operator?

1084

---

Why do we need constructors in c++?

1070

---

Define the process of error-handling in case of constructor failure?

972

---

Differentiate between an external iterator and an internal iterator?

956

---

How can you quickly find the number of elements stored in a dynamic array? Why is it difficult to store linked list in an array?

999

---

Evaluate as true or false: !(1 &&0 || !1) a) True b) False c) Invalid statement

1111

---

Is rust better than c++?

1067

---

Which command properly allocates memory a) char *a=new char[20]; b) char a=new char[20]; c) char a=new char(20.0);

1015

---

Which coding certification is best?

979

---