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likoan [24]
3 years ago
13

To implement a small database, a database designer must know the "1" and the "M" sides of each relationship and whether the rela

tionships are mandatory or optional.
O True O False
Computers and Technology
1 answer:
elena55 [62]3 years ago
6 0

Answer: True

Explanation:

The lines connecting an entity with a relationship whether single or double line refer to another constrain called “Existence Dependency Constraint” (also called “Participation Constraint”).

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3. Write a method squareOfAsterisks that displays a solid square (the same number of rows and columns) of asterisks whose side i
iren2701 [21]

Answer:

Following are the program to this question:

#include <iostream>//defining header file

using namespace std;

void squareOfAsterisks(int x) //defining method squareOfAsterisks

{

   int i,j; //defining integer variable

   for(i=1;i<=x;i++) //defining loop to print column value

   {

   for(j=1;j<=x;j++) //defining loop to print row value

   {

   cout<<"*"; //print value

   }

   cout<<endl; //for line break

   }

}

int main() //defining main method

{

int x; //defining integer variable

cout<<"Enter any number: "; //print message

cin>>x; //input value from user

squareOfAsterisks(x); //calling the method and pass the value

return 0;

}

Output:

Enter any number: 4

****

****

****

****

Explanation:

The description of the above program can be given as follows:

  • In the given program a method "squareOfAsterisks" is declared, that accepts an integer value "x" in its arguments, inside the method two integer variable I, j is used, that uses a to print the given pattern.
  • In the main method, an integer variable x is declared, which takes input from the user end, and then calls the method, that is "squareOfAsterisks" and passes its value.
8 0
3 years ago
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