The ezplot() generates a 3d plot 

  Is histogram a kind of multiple plots 

  What is the class of the complex number 

 What is the output of the following code?

poly{1,2}

What is the result of C = A^2, where A = [1 2; 3 4]?

 The order of the type 1 Chebyshev filter is obtained from the 

 How does MATLAB help in passing function arguments 

What is the output of the following MATLAB code?

r.name = "Ram";

r.id = 14;

r.section = 'A';

class(r.id)

  How can we check whether the lim  n→(3+)    n-1 exists 

Statement 1- 'echo on' can be used to see the expressions within a user-defined function in MATLAB 

Statement 2- 'look for' can be used to see the expressions within a user-defined function in MATLAB 

Statement 3- 'help' can be used to see the expressions within a user-defined function in MATLAB