1. iOS :
iOS is a mobile operating system which is provided by Apple Incorporation. It is mainly designed for Apple mobile devices like iPhone and iPod Touch. It was earlier known as iPhone OS. It is a Unix-like operating systems which is based on Darwin(BSD) operating system. It is the world’s second most used mobile operating system after Android. It is mainly written in C, C++, Objective-C, assembly language and Swift. The first version of iOS was launched in 2007.
2. OpenBSD :
OpenBSD is a security focused, free and open source operating system which is provided by The OpenBSD Project. It is based on the Berkeley Software Distribution. It is an Unix-like operating systems. It is available for many platforms including servers, NAS, workstations and embedded systems. It is basically written using C language, assembly language, Perl and Unix shell. The first version of OpenBSD was launched in 1995. The kernel used in this operating system is monolithic.
Difference between iOS and OpenBSD :
|1.||It was developed and is owned by Apple Incorporation.||It was developed and is owned by The OpenBSD Project.|
|2.||It was launched in 2007.||It was launched in 1995.|
|3.||Its target system types are smartphone, music player and tablet computer.||Its target system types are server, NAS, workstation and embedded systems.|
|4.||Computer architectures supported by iOS are ARMv8-A (iOS 7-present), ARMv7-A (iPhone OS 3-iOS 10) and ARMv6 (iPhone OS 1-iOS 4.2.1).||Computer architectures supported by OpenBSD are IA-32, x86-64, SPARC, 68k, Alpha and VAX.|
|5.||Its kernel types is Hybrid.||Its kernel type is Monolithic with modules.|
|6.||Its native APIs are Cocoa and BSD-POSIX.||Its native APIs are BSD-POSIX.|
|7.||It has preferred license is Proprietary, APSL and GNU GPL.||It has preferred license of ISC.|
|8.||Its update management is Software Update.||Its update management is by source or network binary update.|
|9.||File systems supported by iOS are HFS+ and APFS.||File systems supported by OpenBSD are ffs, ext2, FAT, ISO 9660 and NFS.|
|10.||It does not have package management.||Its package management is Ports collection/packages.|
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