Cost monitoring and budgets in Firebase - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to set a budget amount in Firebase Billing.

Firebase

const budgetAmount = [1]; // amount in USD

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

A1000

B0

C500

D-100

Attempts:

3 left

💡 Hint

Common Mistakes

Using zero or negative numbers as budget amount

Using strings instead of numbers

The budget amount should be a positive number. 500 is a valid budget amount.

2fill in blank

medium

Complete the code to create a budget filter for a specific project ID.

Firebase

const budgetFilter = { projectId: '[1]' };

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

Amy-project-123

Bproject-xyz

Cproject_001

D123-my-project

Attempts:

3 left

💡 Hint

Common Mistakes

Using invalid characters in project ID

Mixing up project ID with project name

The project ID must match the Firebase project identifier format. 'my-project-123' is a valid example.

3fill in blank

hard

Fix the error in the budget alert threshold percentage.

Firebase

const alertThreshold = [1]; // percentage value

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

A50

B1.5

C150

D-10

Attempts:

3 left

💡 Hint

Common Mistakes

Using values greater than 100

Using negative values

The alert threshold should be a percentage between 0 and 100. 50 is valid.

4fill in blank

hard

Fill both blanks to create a budget alert condition for when cost exceeds a threshold.

Firebase

const alertCondition = { costAmount: [1], comparison: '[2]' };

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

A100

B200

CGREATER_THAN

DLESS_THAN

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'LESS_THAN' instead of 'GREATER_THAN'

Using a cost amount too low or negative

The alert triggers when costAmount is greater than the threshold. 200 and 'GREATER_THAN' are correct.

5fill in blank

hard

Fill all three blanks to define a budget with a name, amount, and alert threshold.

Firebase

const budget = { name: '[1]', amount: [2], alertThreshold: [3] };

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

AMonthlyBudget

B300

C75

DYearlyBudget

Attempts:

3 left

💡 Hint

Common Mistakes

Using numbers as name

Setting alertThreshold over 100

The budget is named 'MonthlyBudget' with amount 300 and alert threshold 75%.