No, but it won't function without one.
The most important program that runs on a computer. Every general-purpose computer must have an operating system to run other programs. Operating systems perform basic tasks, such as recognizing input from the keyboard, sending output to the display screen, keeping track of files and directories on the disk, and controlling peripheral devices such as disk drives and printers.
Any computer with the ability to understand "partitions" can run multiple operating systems, albeit one at a time. Any computer with the ability to run virtual hardware (such as with a Hypervisor) can run more than one operating system simultaneously. The operating system must also support partitions or it will be unable to run on a hard drive with more than one partition.
Otherwise your computer will be very, very, very slow, as it is much quicker to read and write from RAM then it is to read and write from the hard drive.
Ovbiously, all computer need an operating system, it's just like the life in the dead body. For interaction between user and computer or between applications and computer , there must exist some interface. Operating system provides that interface to applications by providing an environment to run the applications and providing the hardware resources they need. OS provide interface to users by providing a medium to user to interact with computer.
The functions of an operating system include booting the computer and performing basic tasks. The operating system manages the keyboard and mouse. It provides a graphical user interface.
Yes, all computers need a set of instructions or program to tell it how to function. This what a operating system does for a computer.
yes, all computers need a set of instructions or program to tell it how to function. This what a operating system does for a computer.
The most important program that runs on a computer. Every general-purpose computer must have an operating system to run other programs. Operating systems perform basic tasks, such as recognizing input from the keyboard, sending output to the display screen, keeping track of files and directories on the disk, and controlling peripheral devices such as disk drives and printers.
Operating system must be loaded first so that other applications and programs will be able to work.
NOS (Network Operating System)
windows
A general-purpose computer requires an operating system to load and execute other programs.
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To recover your operating system (this CAN be very simple to do) you must insert your recovery disc, that came with the computer, and follow the on-screen instructions. But doing this will delete ALL of the files on your computer that don't have to do with the operating system. If that doesn't work you either (1)take your computer in for repairs or, (2) you buy a whole new computer.
RAM (random access memory) in order for the operating system to run, RAM must be inside the computer.
Motherboard
You do not. You must install Excel to a computer with an operating system. A flash disk is only a storage device and does not contain a functional operating system.