(A). RTLinux
(B). Windows CEc
(C). VxWorks
(D) All of these
MCQs: CORRECT ANSWER : (D) All of these
Real-time operating systems are used to handle real-life problems.
Types of Real-time operating systems
| Characteristic | Hard RTOS | Soft RTOS |
| Safety | Critical | Not critical |
| Response Time | Strict limits to achieve goal | soft limits to achieve goal |
| Data Integrity | Short term | Long Term |
| Error Detection | Automatic | With the help of user |
Examples of real-time operating systems
VxWorks
Some famous real-time Operating Systems are mentioned below;
| real-time operating systems | VxWorks, QNX, eCos, RTLinux |
| Batch Operating System | Payroll System, Bank Statements |
| Multitasking/Time-Sharing OS | Multics, UNIX, Linux, TOPS-10 (DEC), Windows NT server, Windows 2000 server, TOPS-20 (DEC) |
| Distributed OS | Windows server 2003,2008 and 2012, AMOEBA, SODA, REPOS, MOSIX, NSMOS, Cronus, SODS/OS, Galaxy, CONDOR, Arachne Ubuntu, RIG, Charlotte, Spring, DEMOS/MP, MDX, Eden, CHOICES, AEGIS, Clouds, Plan9 DISTRIX, DISTOS, CMDS, MOS, Saguaro, Linux (Apache Server), MICROS Uniflex, Roscoe, Newark |
| Network OS | UNIX, Linux, Microsoft Windows Server 2003, and 2008, Mac OS X, BSD, and Novell NetWare. |
| Mobile OS | Android (Google), Blackberry OS (Research in Motion), Windows OS (Microsoft), iOS (Apple), Bada (Samsung), Symbian OS (Nokia), Tizen (Samsung) |
