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Gwar [14]
3 years ago
5

When a primary key combines two or more fields, it is called a ____ key?

Computers and Technology
1 answer:
Tanya [424]3 years ago
6 0
<span>When a primary key combines two or more fields, it is called a ____ key
the answer is Constructed key</span>
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What will happen if you type pseudocode in another language's programming environment and try to run the
wariber [46]

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You will get compile error

Explanation:

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What is bigger 4 liters or one gallon
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You replaced the LCD panel in a laptop computer and verified full system functionality, including wireless connectivity. The cus
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The answer would be D. The laptop's wireless radio is toggled to the off position.

Explanation:

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What are some of the challenges that could arise from setting up a file management system on a computer?
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Write a program that removes all spaces from the given input.
sasho [114]

Explanation:

#include<iostream>

#include<string.h>

using namespace std;

char *removestring(char str[80])

{

   int i,j,len;

   len = strlen(str);

   for( i = 0; i < len; i++)

   {

       if (str[i] == ' ')

       {

           for (j = i; j < len; j++)

               str[j] = str[j+1];

           len--;

       }

   }

   return str;

}

int main ()

{  

char  str[80];

   cout << "Enter a string : ";

   cin.getline(str, 80);

   strcpy(removestring(str), str);

   cout << "Resultant string : " << str;

   return 0;

}

In this program the input is obtained as an character array using getline(). Then it is passed to the user-defined function, then each character is analyzed and if space is found, then it is not copied.

C++ does not allow to return character array. So Character pointer is returned and the content is copied to the character array using "strcpy()". This is a built in function to copy pointer to array.

5 0
3 years ago
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