Answer:
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A composite primary key applies to more than one field. <span>A table can have only one primary key, which may consist of single or multiple fields.</span>
A composite primary key is selected from Design view. <span>In Design </span>view<span>, you can use the </span>Primary Key<span> button to assign or remove the </span>primary key<span> designation for the </span>selected<span> field or fields.</span>
Answer:
import java.util.Scanner;
public class Main
{
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
System.out.println("Enter the number of bottles and cans:");
int numberOfbottles = in.nextInt();
int numberOfcans = in.nextInt();
System.out.printf("Bottles: %8d\n", numberOfbottles);
System.out.printf("Cans: %8d\n", numberOfcans);
}
}
Explanation:
Ask user to input the number of bottles and cans using Scanner class
Print the results so that the numbers to the right line up (Since we know that the numbers have at most 8 digits, we can use %8d in printf. Also, be aware that how printf statements are written so that the numbers line up)
Of the different freeware and shareware programs available, two of the most popular are Xteq X-Start from Xteq Systems, and Startup Control Panel by Mike Lin. X-Start is a full-blown tweaking utility thats free for non-commercial use, and enables you to edit just about every element of a Windows system, including relevant startup and shutdown settings.
Vector: A one dimensional array. A 1 inch arrow pointing at a 30° angle.
Bitmap: Image file format. An image displayed on a computer monitor.
Image file types: JPEG, GIF, PDF.
Variables: A value that can change based on information in the program. null, int, char.
Program sequencing: Running code in order, from top to bottom.
Program integration: Combining parts of software into one system.
HTML: Programming language, short for Hypertext Markup Language. You can create paragraphs with HTML.
Good web design: A website that is easy to use, pleasing to look at, and suits the brand of the website accordingly.
