String concatenation in MATLAB - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to concatenate two strings using the correct operator.

MATLAB

result = [str1 [1] str2];

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

A+

Bstrcat

C.*

D[]

Attempts:

3 left

💡 Hint

Common Mistakes

Using + operator for string concatenation

Using .* which is for element-wise multiplication

In MATLAB, square brackets [] are used to concatenate strings horizontally.

2fill in blank

medium

Complete the code to concatenate strings with a space between them.

MATLAB

result = [str1 [1] str2];

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

A' '

B+

C,

D;

Attempts:

3 left

💡 Hint

Common Mistakes

Using comma or semicolon which do not concatenate strings

Using plus sign which is invalid for strings

To add a space between two strings in MATLAB, include a space character inside single quotes.

3fill in blank

hard

Fix the error in the code to concatenate strings correctly.

MATLAB

result = strcat(str1, [1], str2);

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

A,

B' '

C+

D;

Attempts:

3 left

💡 Hint

Common Mistakes

Using comma or semicolon which are not valid string arguments

Using plus sign which is invalid in this context

The strcat function concatenates strings. To add a space between them, pass a space character as a string.

4fill in blank

hard

Fill both blanks to create a string array concatenating str1 and str2 with a space.

MATLAB

result = [[1] [2] str2];

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

Astr1

B' '

C+

D;

Attempts:

3 left

💡 Hint

Common Mistakes

Using + operator which is invalid for string concatenation in MATLAB

Using semicolon which separates rows, not concatenates horizontally

Use square brackets to concatenate str1 and str2 with a space character in between.

5fill in blank

hard

Fill all three blanks to concatenate str1, a comma, and str2.

MATLAB

result = [[1] [2] [3]];

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

Astr1

B','

C' '

Dstr2

Attempts:

3 left

💡 Hint

Common Mistakes

Using plus signs for concatenation

Forgetting to put the comma in quotes

Concatenate str1, a comma character, and str2 using square brackets.