MCQ IN COMPUTER SCIENCE & ENGINEERING

Detailed explanation-1: -Apple (AAPL) iOS is the operating system for iPhone, iPad, and other Apple mobile devices. Based on Mac OS, the operating system which runs Apple’s line of Mac desktop and laptop computers, Apple iOS is designed for easy, seamless networking between a range of Apple products.

Detailed explanation-2: -iOS: Based on Mac OS X, versions of iOS run on the iPhone, the iPod touch, and the iPad. The iOS was designed for handheld devices, and is much more tightly controlled than other versions of Mac OS X. Despite their shared origins, applications (apps) developed for iOS are not compatible with Mac OS X, and vice versa.

Detailed explanation-3: -macOS (/ˌmækoʊˈɛs/; previously OS X and originally Mac OS X) is a Unix operating system developed and marketed by Apple Inc. since 2001.

Detailed explanation-4: -macOS is an operating system designed by Apple. The operating system is what allows you to use a computer. macOS comes preloaded on all new Apple Macintosh computers (commonly known as Macs).