Given the declaration:                int matrix[7][5];  a)  How many elements does matrix have?                                                                      b)   Write the statement to read an integer entered at the keyboard into the second row and second column of the array matrix.                                        c)   Assume that the array matrix has already been assigned values.  Write a statement that outputs the number stored in the first column of the last row in the array matrix.      d)  Assume that the array matrix has already been assigned values.  Write a for loop to calculate the total of the integers stored in the first row of matrix.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Given the declaration:

               int matrix[7][5];

 a)  How many elements does matrix have?                                                                     

b)   Write the statement to read an integer entered at the keyboard into the second row and second column of the array matrix.                                       

c)   Assume that the array matrix has already been assigned values.  Write a statement that outputs the number stored in the first column of the last row in the array matrix.    

 d)  Assume that the array matrix has already been assigned values.  Write a for loop to calculate the total of the integers stored in the first row of matrix.  

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