MATLAB Basics Quiz

What is the main area where commands are entered in MATLAB?

• Editor

• Command Window

• Workspace

• Figure Window

What is the purpose of the MATLAB Workspace?

• To save figures

• To write code

• To store variables

• To install toolboxes

How do you define a row vector [1 2 3] in MATLAB?

• [1 2 3]

• [1, 2, 3]

• 1:2:3

• (1 2 3)

What is the output of zeros(2,3)?

• A 3 columns x 2 row matrix of zeros

• A 2 columns x 3 row matrix of zeros

• A 3×3 identity matrix

• A 2×2 matrix of ones

How do you access the second element of vector v = [10 20 30]?

• v(2)

• v[2]

• v{2}

• v.2

Which command lists all variables in the workspace?

• clc

• clear

• who

• disp

What does clear all do?

• Clears command history

• Deletes current folder

• Removes all variables

• Closes MATLAB

How is a string defined in MATLAB?

• string hello

• 'hello'

• hello()

• text:hello

What function combines strings?

• merge()

• cat()

• strcat()

• joinstr()

What does the function length([5 10 15 20]) return?

• 3

• 4

• 5

• Error