Answer:
non-volatile and persistent in nature
Answer:
B. #
Explanation:
Every preprocessing directive must begin with the # character.
For example:
#define : Used to define a macro
#ifndef : Conditional evaluation of macro
#include : Used to include other preprocessor header file as part of the code
As we can see each of the directives begins with the # character. This is a signal to the preprocessor to interpret the subsequent keyword as a directive.
Answer:
The program plan requires the design of the gui program form
Explanation:
The program plan will be as follows:
take 4 label and 4 text box and 1 button and modify the property of controls to design the gui form.
use 6 if statements and 1 else statement.
use or operator for comparison.
show message in textbox.
program code:
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System. Data;
using System.Drawing;
using System.LINQ;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace...
