Matlab Quiz

What command is used to display the value of a variable in MATLAB?

• show

• echo

• disp

• print

• output

Which of the following should not be used as a variable name in MATLAB?

• result

• sum

• test_1

• myVar

• studentName

What does the command input('Enter value: ') do?

• Assigns a default value

• Displays output

• Takes user input

• Clears the screen

• Converts input to string

What is the result of mod(10, 3)?

• 3

• 1

• 0

• 10

• 2

Which of the following correctly increases x by 1 in MATLAB?

• x++

• x += 1

• ++x

• x = x + 1

• x := x + 1

What does the clear command do in MATLAB?

• Save a file

• Clear the screen

• Close the editor

• Delete variables

• Exit MATLAB

What type of value is returned by input('Enter name: ', 's')?

• integer

• double

• logical

• char

• float

Which function is used to plot a sine graph in MATLAB?

• plot()

• graph()

• draw()

• sinplot()

• line()

Which operator checks equality in MATLAB?

• =

• ==

• :=

• !=

• ===

Which of the following is a logical operator in MATLAB?

• +

• *

• ^

• &

• %