You are in the middle of a long MATLAB session where you have performed many analyses and made many plots. You run the following commands, yet a figure window doesn't pop up on the top of your screen with your plot. What might be the issue? x = [-1:0.1:1]; y = X.^2; plot(x, y)

How do you access the value for the field name in structure S?

What built-in definition does i have?

You have plotted values of cosine from -10 to 10 and want to change the x-axis tick marks to every pi, from -3pi to 3pi. Which statement will do that?

Which function CANNOT be used to randomly sample data?

What is true of a handle class object?

You've just plotted some data and want to change the color behind the lines you've plotted to black. Which code block will accomplish this?

How is the random seed for MATLAB's random number generator first initializedin a MATLAB Session?

What is a difference between global variable and persistent variables?

For a 5 x 5 array, the two subscript index (4,2) indexes the same location as linear index ___.

Which command will create a 10-element vector v with values from 1 to 10?