What is the difference between the MATLAB command window and a script file? For a matrix, B, that has dimensions (m, n): How many rows does it have? How many columns? How is the 1st element addressed? How is the last element addressed? an array, A, that has 8 elements: \V hat is the MATLAB command to delete the last element in A? What is the MATLAB command to replace the 1^st element in A with a zero? In MATLAB, how do you indicate a comment? In MATLAB, what are the rules for naming variables? In MATLAB, what will happen if you type the following command? squareroot=5 In MATLAB, what is the difference between the clock command and the clear command? In MATLAB, the colon operator can be used in two ways: creating a matrix (or array) and selecting part(s) of a matrix (or array). Explain and give examples of each For a matrix C, that has 10 rows and 12 columns: What is the MATLAB command to select all of row 5 from it? What 2 MATLAB commands would ask the user for an integer, N, from 1 to 10 and then create an array D which is just row N from matrix C? For matrix D, that has 5 rows and 8 columns: What does the MATLAB command Z=sum(D) do and what is the size (or dimensions) of Z