Structures and field access in MATLAB - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to create a structure with a field named 'name'.

MATLAB

person.[1] = 'Alice';

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

Aweight

Bname

Cheight

Dage

Attempts:

3 left

💡 Hint

Common Mistakes

Using a field name that does not match the value, like 'age' or 'height'.

Forgetting to use the dot (.) to access the field.

The field 'name' is assigned the value 'Alice' in the structure 'person'.

2fill in blank

medium

Complete the code to access the 'age' field from the structure 'person'.

MATLAB

ageValue = person.[1];

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

Aheight

Bweight

Cname

Dage

Attempts:

3 left

💡 Hint

Common Mistakes

Using a wrong field name like 'height' or 'name'.

Missing the dot (.) before the field name.

Accessing the 'age' field of the structure 'person' stores its value in 'ageValue'.

3fill in blank

hard

Fix the error in the code to correctly assign the field 'score' in the structure 'student'.

MATLAB

student[1]score = 95;

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

A.

B:

C;

D,

Attempts:

3 left

💡 Hint

Common Mistakes

Using colon (:) or semicolon (;) instead of dot (.) for field access.

Forgetting the dot entirely.

In MATLAB, the dot (.) is used to access or assign fields in a structure.

4fill in blank

hard

Fill both blanks to create a structure 'car' with fields 'make' and 'year'.

MATLAB

car.[1] = 'Toyota';
car.[2] = 2020;

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

Amake

Bmodel

Cyear

Dcolor

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing up field names like using 'model' or 'color' instead of 'make' or 'year'.

Forgetting to use the dot (.) before field names.

The structure 'car' has fields 'make' and 'year' assigned with 'Toyota' and 2020 respectively.

5fill in blank

hard

Fill all three blanks to create a structure 'book' with fields 'title', 'author', and 'pages'.

MATLAB

book.[1] = '1984';
book.[2] = 'Orwell';
book.[3] = 328;

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

Aauthor

Bpages

Ctitle

Dpublisher

Attempts:

3 left

💡 Hint

Common Mistakes

Using incorrect field names like 'publisher' instead of 'author' or 'pages'.

Mixing the order of fields.

The structure 'book' has fields 'title', 'author', and 'pages' with appropriate values.