Matlab Refresh

The common data type for numeric value(s) in MATLAB?

• int

• array

• char

• double

What is the size of an array if Arr = [9 3 5 7 10 0 16]?

• 7x1

• 7x7

• 1x7

• 7

What is the correct MATLAB command for y = 3(x+2) when x = 2?

• >> y = 3*(x+2);

  >> x =2;

• >> y = 3(x+2);

  >> x = 2;

• >> x = 2;

  >> y = 3*(x+2);

• >> x = 2;

  >> y = 3(x+2);

Rules for naming variable: All variable name must contain letters, numbers and '_'s only.

• True

• False

What command clears all variables in workspace browser?

• clc

• delete

• clf

• clear

__________ are treated as arrays with only one row and one column.

What MATLAB operator that is denoted by an apostrophe, swaps the row and the column of an array?

True or False: The type of data assigned to a variable determines its type when it is created

• True

• False

All the statements listed below are the advantages of MATLAB programming except for:

• Interpreted Language

• Ease of use

• Platform independence

• Graphical User Interface

The command window appears in the center of the desktop. Users enter command and see responses here.

• True

• False

• Maybe