Switch-case statements in MATLAB - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to start a switch-case statement for variable color.

MATLAB

switch [1]
    case 'red'
        disp('Stop');
    otherwise
        disp('Go');
end

Drag options to blanks, or click blank then click option'

Avalue

Bcase

Cif

Dcolor

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'case' instead of the variable name after switch.

Using 'if' which is a different control structure.

The switch statement must be followed by the variable you want to check, here color.

2fill in blank

medium

Complete the code to display 'Go' when the color is not 'red'.

MATLAB

switch color
    case 'red'
        disp('Stop');
    [1]
        disp('Go');
end

Drag options to blanks, or click blank then click option'

Aelse

Bcase 'green'

Cotherwise

Ddefault

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'else' which is not valid in MATLAB switch-case.

Using 'default' which is not a MATLAB keyword.

The otherwise keyword handles all cases not matched by previous case labels.

3fill in blank

hard

Fix the error in the switch-case syntax by completing the missing keyword.

MATLAB

switch day
    [1] 'Monday'
        disp('Start of week');
    case 'Friday'
        disp('End of week');
end

Drag options to blanks, or click blank then click option'

Acase

Bif

Cswitch

Dotherwise

Attempts:

3 left

💡 Hint

Common Mistakes

Omitting the 'case' keyword before the condition.

Using 'if' inside switch-case which is incorrect.

Each condition in a switch-case must start with the case keyword.

4fill in blank

hard

Fill both blanks to create a switch-case that displays 'Weekend' for Saturday and Sunday.

MATLAB

switch day
    [1] 'Saturday'
        disp('Weekend');
    [2] 'Sunday'
        disp('Weekend');
    otherwise
        disp('Weekday');
end

Drag options to blanks, or click blank then click option'

Acase

Botherwise

Dswitch

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'otherwise' or 'switch' instead of 'case' for conditions.

Each condition in a switch-case must start with the case keyword.

5fill in blank

hard

Fill all three blanks to create a switch-case that prints the day type based on the variable day.

MATLAB

switch [1]
    case 'Saturday'
        disp([2]);
    case 'Monday'
        disp([3]);
    otherwise
        disp('Midweek');
end

Drag options to blanks, or click blank then click option'

Aday

B'Weekend'

C'Start of week'

Dcolor

Attempts:

3 left

💡 Hint

Common Mistakes

Using a wrong variable name in the switch statement.

Not using quotes around the strings to display.

The switch statement checks the variable day. For 'Saturday' it displays 'Weekend', and for 'Monday' it displays 'Start of week'.