1. Which feature is unique to Windows 10 among desktop operating systems?

• • Dock

• • Start Menu

• • Home Screen Widgets

• • Siri

What is the default browser in Ubuntu Linux?

• Google Chrome

• • Firefox

• Opera

• Safari

Which of the following operating systems is designed primarily for mobile devices?

• • macOS Catalina

• • Ubuntu Linux

• • Android Q

• • Windows 10

Which is a free and open-source OS?

• • macOS Catalina

• Ubuntu Linux

• Android Q

• • Windows 10

Which OS introduced the "Dark Mode" feature as a system-wide setting first?

• • Windows 10

• iOS

• • macOS Catalina

• • Android Q

The Windows 10 Mobile operating system was primarily intended for which type of device?

• • Tablets

• • Laptops

• • Smartphones

• Desktops

In Android Q, which feature is enhanced to give users more control over app permissions?

• • Control Center

• • App Actions

• Location permissions

• • App Dock

What package manager is commonly used to install software in Ubuntu Linux?

• • App Store

• • Play Store

• • APT (Advanced Package Tool)

• Windows Store

Which feature in iOS is used to sign in to apps and websites securely?

• • Google Sign-in

• Apple ID

• • Sign in with Apple

• Face ID

Windows 10 has a feature called "Cortana." What is its main function?

• Internet Browsing

• • Personal Assistant

• • File Management

• Video Conferencing