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Vikentia [17]
2 years ago
6

Write a C++ line of code to declare a variable of type “double” that signifies the average of student grades, then initialize th

e
variable to 50.00
Computers and Technology
1 answer:
mamaluj [8]2 years ago
4 0

The line of code required to assign a value of 50.00 to a variable of double data type in C++ can be written thus :

  • double average_student_grade = 50.00;

The declaration follows the format :

  • Data type
  • Variable name
  • Value

The data type which is first stated, the double data type are floating point (have decimals) numbers which have 64 bit precison(a precison of 15 decimal digits) as opposed to floats which have 32 bit precison (a precison of 7 decimal digits).

The variable name is the name to hold the value of average grade. This name depends on the preference of the programmer. However. It is advisable that variable names are relatable.

Therefore, variable declaration in C++ may follow the format data type then variable name then value.

Learn more :brainly.com/question/12908743

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Consider the following incomplete code segment, which is intended to increase the value of each digit in a String by one. For ex
arlik [135]

The instruction that should replace /* Missing Loop Header */ so that the code segment works as intended is (c)  counter < num.length()

<h3>Loops</h3>

The program is an illustration of loops (the while loop)

While loops are program statements that are used to perform repeated operations

For the string to return 23456, the while loop body must be repeated as long the counter is less than the length of the string num

Hence, the missing loop header is counter < num.length()

Read more about loops at:

brainly.com/question/15683939

7 0
3 years ago
Barat explains that if you have a cell that is the sales price of a given product, the value of which will change to produce the
Mice21 [21]

Answer Choices:

a.goal cell

b.constraint

c.changing cell

d.absolute cell

Answer:

c.changing cell

4 0
4 years ago
The ability to learn a new computer software program is to ____________ as knowledge of state capitals is to _____________.
Montano1993 [528]
<span>The ability to learn a new computer software program is to ADAPT as knowledge of state capitals is to COMMIT. Learning something new is to adapt and take time to study and learn what needs to be done in order for the task you wish to happen. To have knowledge of a specific thing, is to committing that face to your memory.</span>
8 0
3 years ago
Write the definition of a function named rcopy that reads all the strings remaining to be read in standard input and displays th
pickupchik [31]

Answer:

//Include this header file if program is executing on //visual studio.

#include "stdafx.h";

//Include the required header file.

#include <iostream>

#include <string>

//Use the standard namespace.

using namespace std;

//Define the function rcopy.

void rcopy()

{

    //Declare a string variable to store the string.

    string s;

    //Prompt the user to input the string.

    cin >> s;

    //Check if the string entered by the user reach to

    //the next line character.

    if (cin.get() == '\n')

    {

         //Display the last word in the string.

         cout << s << " ";

         //Return from the if statement.

         return;

    }

    //Make a recursive call to the function rcopy.

    rcopy();

    //Display the remaining words in the string in

    //the reverse order.

    cout << s << " ";

}

//Start the execution of the main method.

int main()

{

    //Call the function rcopy.

    rcopy();

    //Use this system command to hold the console screen      //in visual studio.

    system("pause");

    //Return an integer value to the main function.

    return 0;

}

Explanation:

See attached images for the code and output

5 0
3 years ago
To quit, a user types 'q'. To continue, a user types any other key. Which expression evaluates to true if a user should continue
devlian [24]

Answer:

!(key == 'q')

Explanation:

Based on the description, the coded expression that would equate to this would be

!(key == 'q')

This piece of code basically states that "if key pressed is not equal to q", this is because the ! symbol represents "not" in programming. Meaning that whatever value the comparison outputs, it is swapped for the opposite. In this case, the user would press anything other than 'q' to continue, this would make the expression output False, but the ! operator makes it output True instead.

3 0
3 years ago
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