Discuss the concept of a component

Discuss the concept of a component. What makes up a component? What are the advantages of components? In addition, what are the types of class data and how do you decide which is appropriate? Explain the difference between declaring a variable using the keyword Public, Friend, or Private.

Please Fix the following Code

The code and what needs to happen are attached bellow Couple things are not working. 1) Number of Days 2) SubTotal 3) additional guest surcharge 4) rollaway Bed Surcharge 5) Total

C++ Programming

function to convert hours into seconds

Applet

Applet (See attached file for full problem description)

The base rate for the room depends on the room type

Set the drive designator as necessary. Enter the values shown, and then click the Calculate button. The cost of the reservation appears in the output section of the form. Exit the solution. Create a new solution named YourName_Unit01.sln. (will Be given when the problem is signed out.) Create the control instances on the form as shown.Note that the form contains multiple group boxes, DateTime Picker controls, and a NumericUpDown control. The cost of a hotel room is based on the following rules: The base rate for the room depends on the room type. Standard = 84.50, Deluxe = 104.50, and Suite = 154.50. If the number of guests is greater than 2, a $10.00 charge is imposed on each addi... click for more