MathWorks Support Engineer/Application interview questions

Applied through college website. Got an email for video interview. Five questions were asked that are listed on glassdoor. Why mathworks? why this position? whats your gpa? whats your visa status? have u handled multiple projects? Got an email for scheduling technical phone interview. Topics include linear algebra, calculus, C, C++, Java and control theory.Waiting for the call.

I have applied online on mathworks careers website and I was contacted by email to schedule a telephonic interview. The interviewer called me 15 minutes late. All the questions are standard control systems, matlab programming and c++ programming questions. Some of them are: stability regions of continuous and discrete systems, give control canonical form from transfer function, meaning of the following in matlab: @, A.' , A', diff between script and function, scope of variables in script and function .Constructors and derived classes in c++, default private/public in a class and struct, default methods of a class. What is oop, encapsulation, function overriding etc.