Discuss any 3 functions of operating systems.(9 marks)2. Discuss any 3 :: Computer Science

Talk about any 3 elements of working systems.(9 marks)2. Talk about any 3 factors influencing the decision of a working systems.(9 marks)3. Talk about the accompanying kinds of working systems.„㠏 Multi entrusting Task 9 1. Talk about any 3 elements of working frameworks. (9 imprints) 2. Examine any 3 components influencing the decision of a working frameworks. (9 imprints) 3. Talk about the accompanying kinds of working frameworks. - Multi entrusting - Multi handling - Multi client - Real time (12 imprints) 1. 3 elements of working frameworks are: a) Manage the PC assets, for example, focal preparing unit, memory, plate drives and printer. As such it acts like a interpreter which permits the application programming to speak with the PC equipment. b) Caretaker which ensuring that date is spared in the opportune spot, programs are stacked into memory appropriately and that the PC's recording framework is completely maintained in control. c) Execute and offer types of assistance for applications programming in other words as framework devices (programs) used to screen PC execution, troubleshoot issues, or keep up portions of the framework. A lot of libraries or capacities which projects may use to perform explicit assignments particularly identifying with interfacing with PC framework parts. 2. 3 variables influencing the decision of a working framework are as follow: a) Choice of processor and equipment for instance if server machine is a Sun PC at that point will be compelled to utilize Solaris which is Sun's adaptation of UNIX. b) An equipment or programming convention, contained in the gadgets of the circle controller and plate drive, that deals with the trading of information between the drive and PC. The most widely recognized interfaces for little PC frameworks are AT (IDE) and SCSI. c) Compatibility of PC systems types including LANs and WANs, for instance UNIX and Window NT are normally use to turn into the centralized server of WANs organizing framework. 3. a)Multi entrusting - In a performing multiple tasks working framework where different projects can be running simultaneously, the working framework figures out which applications should run in what request and how a lot time ought to be took into account every application before giving another application a turn. Instances of performing multiple tasks working framework are UNIX and Window 2000. b)Multi handling - A working framework equipped for supporting and using more than one PC processor for instance Linux, UNIX, Windows 2000. c)Multi client - A multi client working framework takes into consideration different clients