Why structures are needed - Test Your Understanding

Practice - 5 Tasks

1fill in blank

easy

Complete the code to declare a structure named Person.

C

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

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

APerson

BEmployee

CData

DStudent

Attempts:

3 left

💡 Hint

Common Mistakes

Using a different name than Person.

Forgetting to write struct before the name.

The structure name is Person as required.

2fill in blank

medium

Complete the code to create a variable of type Person.

C

struct Person [1];

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Adata

Bp1

Cperson

Dperson1

Attempts:

3 left

💡 Hint

Common Mistakes

Using a name not matching the example.

Omitting the semicolon.

The variable name person is used to create a Person instance.

3fill in blank

hard

Fix the error in accessing the age member of the structure variable.

C

person.[1] = 25;

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Aage

Bages

CAge

DpersonAge

Attempts:

3 left

💡 Hint

Common Mistakes

Using a plural form like ages.

Capitalizing the first letter incorrectly.

The member name is age exactly as declared in the structure.

4fill in blank

hard

Fill both blanks to initialize the name and age members of the structure variable.

C

strcpy(person.[1], "John");
person.[2] = 30;

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Aname

Bage

CName

Dyears

Attempts:

3 left

💡 Hint

Common Mistakes

Using incorrect member names like Name or years.

Assigning string directly to char array without strcpy.

The name member is a string, so we use strcpy to copy "John".
The age member is an integer and assigned 30.

5fill in blank

hard

Fill all three blanks to create a structure, declare a variable, and assign values.

C

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

struct Person [3];

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

APerson

Bname

Cperson1

Dage

Attempts:

3 left

💡 Hint

Common Mistakes

Using wrong structure or variable names.

Mixing member names.

The structure is named Person, the string member is name, and the variable declared is person1.