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sveta [45]
3 years ago
11

Which of the following keywords is used to remove a row in a table? (Points : 2) DROP

Computers and Technology
1 answer:
Gala2k [10]3 years ago
4 0

Answer:

DELETE

Explanation:

DELETE keyword is used to remove a row in a table. The actual syntax is as follows:

DELETE from <TableName> where <Condition>;

For example:

DELETE FROM employee where name='Peter';

This will remove employee with the name Peter from the Employee table.

DROP on the other hand is used to delete the entire table without focussing on a particular row.DROP syntax is as follows:

DROP TABLE <TableName>;

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Explanation:

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2 years ago
Write a function NumberOfPennies() that returns the total number of pennies given a number of dollars and (optionally) a number
Over [174]

Answer:

Following are the code to the given question:

#include <iostream>//header file  

using namespace std;

int NumberOfPennies(int ND, int NP=0)//defining a method that accepts two parameters  

{

return (ND*100 +NP);//use return keyword that fist multiply by 100 then add the value  

}

int main() //main method

{

cout << NumberOfPennies(5,6) << endl; // Should print 506

cout << NumberOfPennies(4) << endl; // Should print 400

return 0;

}

Output:

506

400

Explanation:

In the method "NumberOfPennies" it accepts two parameters that are "ND and NP" that uses the return keyword that multiply 100 in ND variable and add in NP variable and return its values.

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3 years ago
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