Answer Posted / maria

1) For checking modulo use

num1&(num2-1)

instead:

num1%num2

2) For multiplying or dividing by 2 use left and right shift
accordingly.

3) In loop use, if code allows it, decrement,like this:
for(int i = MAX_VALUE ; i > 0 ; i--)
instead:
for(int i = 0 ; i < MAX_VALUE; i++)

Explain what are accessor methods?

1125

---

What is functions syntax in c++?

1145

---

What is a virtual destructor? Explain the use of it?

992

---

What are the advantages of using pointers in a program?

1142

---

What do you mean by public protected and private in c++?

1064

---

Explain what is oop?

1094

---

What is iostream in c++ used for?

1039

---

What is the outcome of cout< a) 16 b) 17 c) 16.5

1019

---

Is c++ a float?

1067

---

What are namespaces in c++?

1099

---

What sorting algorithm does c++ use?

1151

---

I want to write a C++ language program that: 1. Reads in the size of a square from the screen; 2. Prints a hollow square of that size out of “-“, “|” and blanks on screen; 3. Prints the same hollow square onto a text file. The program should work for squares of all side sizes between 1 and 20.

2797

---

Can we use pointers in c++?

1056

---

Write a program using shift_half( ) function to shift the elements of first half array to second half and vice versa.

1330

---

What is a float in c++?

987

---