Defining structures - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to define a structure named Person.

C

struct [1] {
    char name[50];
    int age;
};

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

APerson

Bperson

CData

DInfo

Attempts:

3 left

💡 Hint

Common Mistakes

Using lowercase or unrelated names for the structure.

Forgetting to name the structure.

The structure is named Person, so the keyword after struct should be 'Person'.

2fill in blank

medium

Complete the code to declare a variable of the structure type.

C

struct Person [1];

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

Avar1

Bp1

Cperson1

DPerson1

Attempts:

3 left

💡 Hint

Common Mistakes

Using the structure name as the variable name.

Using uppercase letters at the start of variable names.

The variable name 'person1' is a common and clear choice for a Person structure variable.

3fill in blank

hard

Fix the error in the structure definition by completing the missing keyword.

C

[1] struct {
    char name[50];
    int age;
} Person;

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

Adeclare

Bdefine

Cstruct

Dtypedef

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'define' or 'declare' which are not valid keywords here.

Repeating 'struct' unnecessarily.

The 'typedef' keyword is used to create an alias for the structure type.

4fill in blank

hard

Fill both blanks to define and declare a structure variable with typedef.

C

[1] struct Person {
    char name[50];
    int age;
} [2] person1;

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

Atypedef

BPerson

Cperson1

Dstruct

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'struct' instead of 'typedef' in the first blank.

Using a variable name (like 'person1') instead of the alias name ('Person') in the second blank.

Use 'typedef' to define the structure with alias 'Person' and declare variable 'person1' of that type.

5fill in blank

hard

Fill all three blanks to create a typedef for struct Person and declare a variable.

C

[1] struct Person {
    char name[50];
    int age;
} [2];

[3] p;

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

Atypedef

BPerson

Dstruct

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'struct' instead of 'typedef' in the first blank.

Using 'struct' instead of the alias in the third blank.

Confusing the alias and variable names.

Use 'typedef' to define the struct, 'Person' as the alias, and then declare variable 'p' of type 'Person'.