Why are HTTPS and SSL certificates important for web apps?

They provide security and encryption

What is a Progressive Web App (PWA)?

A website that mimics a mobile app experience

What is the main difference between a web app and a mobile web app?

Mobile web apps are optimized for touch and mobile screens

What is the main advantage of Responsive Web Design

It makes a website mobile-friendly

What is the primary purpose of a Service Worker in a PWA?

To enable offline functionality and caching

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Questions 10

Answers

1
Why are HTTPS and SSL certificates important for web apps?
They provide security and encryption
They improve UI design
They reduce development costs
They speed up app performance
2
What is a common security risk for web apps?
Responsive design
Faster load times
Progressive Web App support
Cross-Site Scripting (XSS)
3
How do users typically access a mobile web app?
By downloading an APK file
Through an app store
Through a web browser
Using a command line
4
What is a Progressive Web App (PWA)?
A website that mimics a mobile app experience
A website without any JavaScript
A native app requiring a Play Store submission
An app built only for iOS
5
What is the main difference between a web app and a mobile web app?
Mobile web apps are optimized for touch and mobile screens
Web apps must be downloaded from an app store
Web apps run only on desktop browsers
Mobile web apps do not require internet
6
Which of the following improves the speed of a mobile web app?
Increasing the number of HTTP requests
Implementing lazy loading
Using large images
Avoiding caching
7
What is the main advantage of Responsive Web Design
It makes a website mobile-friendly
It increases app speed
It removes the need for CSS
It only works on desktops
8
What is the primary purpose of a Service Worker in a PWA?
To allow installation on a mobile device
To enable offline functionality and caching
To enhance security only
To track user activity
9
Which metric is most important for measuring user experience performance in web apps?
MP3
LCP (Largest Contentful Paint)
FPS (Frames Per Second)
JSON
10
Which language is commonly used for both web development and mobile web apps?
JavaScript
Kotlin
C#
Swift

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