5) Given that the matrix A as A 1 2 3 4], what is the output of A, *[5 6 7 8]? 5 12 A) 21 32 19 22 B) 43 50 C) D) error 6) Given the following commands in the MATLAB command window, what will be the output? [2, 3,-1, 41 A)15 7-1 9 C) 2 3 -14 D) No output E) Errors 7) Which of the following statement is not true? A) Local variable de not remain in memory from one function call to the next. B) Local variable exists within the base workspace. C) Persistent variable is only known to the function in which it been declared. D) The value of global variable can be accessed by any function which has declared it as global variable. Page 2 of 13