Application Development - 2 · End Term · May 2025 · FN

In a message queue system, if the consumer is slower than the producer, what is likely to occur first?

In Flask, what is the main benefit of using the @cache.cached() decorator?

What is the primary purpose of CORS (Cross-Origin Resource Sharing)?

Which of the following practices help protect against supply chain attacks?

Which of the following factors directly affect the speed and performance of a web page load?

Which of the following is/are the potential benefits of using a message broker?

Which statements about webhooks are correct?

A popular e-commerce platform needs to notify multiple third-party services (inventory management, email marketing, analytics) whenever a customer places an order. The development team is considering different approaches to handle these notifications. Scenario: When an order is placed, the system needs to: ● Update inventory levels in an external warehouse system ● Send a welcome email through a third-party email service ● Log analytics data to an external tracking service ● Update customer loyalty points in a CRM system Which of the following statements about using webhooks for this scenario is MOST accurate?

What is the main advantage of using caching in a Flask-based web application?

Given the following parent-child component setup Parent Component: App.vue <template> di 2>Selected Tasks</h2 task task ddToSelectio Total Selected: {{ selectedTa: -length }}</f or="task in " skey=" id">{{ task.name }}</li import TaskList f components TaskList }, data() { return { ta 1 id: 2, name: ‘Write » name: ‘Design UL" }, id: 3, name: ‘Writ 1, selectedTasks: [] }; selectedTa push(t, Child Component: TaskList.vue

Based on the above data, answer the given subquestions.

After step 2 (selecting two tasks), what is the value of selectedTasks.length?

Given the following parent-child component setup Parent Component: App.vue <template> di 2>Selected Tasks</h2 task task ddToSelectio Total Selected: {{ selectedTa: -length }}</f or="task in " skey=" id">{{ task.name }}</li import TaskList f components TaskList }, data() { return { ta 1 id: 2, name: ‘Write » name: ‘Design UL" }, id: 3, name: ‘Writ 1, selectedTasks: [] }; selectedTa push(t, Child Component: TaskList.vue

Based on the above data, answer the given subquestions.

What happens when the user clicks "Select" on **Design UI** again (step 3)?

Given the following parent-child component setup Parent Component: App.vue <template> di 2>Selected Tasks</h2 task task ddToSelectio Total Selected: {{ selectedTa: -length }}</f or="task in " skey=" id">{{ task.name }}</li import TaskList f components TaskList }, data() { return { ta 1 id: 2, name: ‘Write » name: ‘Design UL" }, id: 3, name: ‘Writ 1, selectedTasks: [] }; selectedTa push(t, Child Component: TaskList.vue

Based on the above data, answer the given subquestions.

Which of the following statements about this component setup are true?

Which factors directly impact the Lighthouse "Performance" score?

Which statements are true about handling background tasks in Flask with Celery?

Which of the following are true about mutations and actions in Vuex?

If requests for user IDs 1, 2, 1 are made within 5 minutes, what's the total response time?

Consider the following JavaScript program that demonstrates web storage operations:

Answer the given subquestions.

Answer the given subquestions.