logo image

Chapter 1- Introduction to Operating Systems

Computer built around a special intergrated circuit that perfroms the calculations, or processing, of the computer.
Central Processing Unit
The brain of the computer
An integrated circuit which peforms the calculations, or processing, for a computer
A computer that plays one of several important roles in a network.
A software component on a computer that accesses services from a network server
Anything sent into the computer; anything coming out of the computer.
Central Circuit board of the computer.
Involves chips that store programs and data.
Volatile memory that stores active programs and data while the computer is operating.
Type of memory that storess programs more or less permanently.
A set of program instructions for starting the computer, as well as for controlling communications between the processor and other components.
Display Screen
A monitor or a flat screen panel display for visual output from the computer.
A graphical pointer that can be moved around a GUI by a mouse.
The most common pointing device.
Disk Drive
A data and program storage that works by encoding data onto the surface of platters called disks.
Peripheral Device
All computer components that are non essential add-on devices.
Operating System
A program that acts as the central control program for the computer
The main component of the Operating System that always remains in memory while a computer is running.
User Interface
The Software layer through which the user communicates with the OS.
Graphical User Interface
Offers menus and graphical icons that allow you to use the pointing device to select programs to run and perfrom many other tasks.
Job Management
An operating system function that controls the order and time in which the programs are run.
Task Management
Allows the user to switch back and forth between multiple tasks.
A computer that is simulttaneously running two or more programs at the same time.
Memory Management
Operating System function that manages the placement of programs and data in memory, while keeping track of where it put them.
Virtual Memory
A system of memory management in which the OS moves programs and data in and out of memory as needed.
File Management
Operating system fuction that allows the operating system to read, write, and modify data.
A special file that can contain files as well as other directories.
Device managment
Operating system function controls hardware devices through the use of special hardware
Device Drivers
Special software added to the OS to control a physical component.
Fuction of the operationg system that provides pasward protected authentication of the user before allowing access.
Network Operating System
Software that enhances a basic OS by adding network features.
Open Source
A certification standard issued by the OSI that requires that the source code of a computer program be made available free of charge to the general public.

Need essay sample on "Chapter 1- Introduction to Operating Systems"? We will write a custom essay sample specifically for you for only $ 13.90/page

Can’t wait to take that assignment burden offyour shoulders?

Let us know what it is and we will show you how it can be done!
Sorry, but copying text is forbidden on this website. If you need this or any other sample, please register

Already on Businessays? Login here

No, thanks. I prefer suffering on my own
Sorry, but copying text is forbidden on this website. If you need this or any other sample register now and get a free access to all papers, carefully proofread and edited by our experts.
Sign in / Sign up
No, thanks. I prefer suffering on my own
Not quite the topic you need?
We would be happy to write it
Join and witness the magic
Service Open At All Times
Complete Buyer Protection
Plagiarism-Free Writing

Emily from Businessays

Hi there, would you like to get such a paper? How about receiving a customized one? Check it out https://goo.gl/chNgQy

We use cookies to give you the best experience possible. By continuing we’ll assume you’re on board with our cookie policy