CH: 9 | Operating Systems
example of server operating systems
- Windows server - OS X server - UNIX - Linux
___________ typically provide a means to establish Internet connections
Operating systems
Can memory management optimizes the use of the computer or device's internal memory?
Yes
Multiusers operating systems
are designed to work with a server on a network that allow multiple users to share a printer, Internet access, files, and programs - a network administrator uses the server operating system to: - add and remove users, computer, and other devices - configure the network, install software and administer network security
Plug and Play
automatically configures new devices as you install them
Automatic update
automatically provides new features or corrections to the program
How an operating system handles programs directly affects your productivity?
by whether it provides the following: - Single tasking and multitasking - Foreground and background - Single user and multi user
User interface (UI)
controls how you enter data and instructions and how information is displayed on the screen
iOS
developed by Apple, is proprietary mobile operating system specifically made for Apple's mobile devices
Widows phone
developed by Microsoft, and a proprietary mobile operating system that runs on some smartphones
Virtual memory
is a portion of a storage medium functioning as additional RAM
performance monitor
is a program that assesses and reports information about various computer resources and devices
Operating System (OS)
is a set or programs containing instructions that work together to coordinate all activities among computer and mobile device hardware
drive
is a small program that tells the operating system how to communicate with a specific device
Android
is an open source, Linux-based mobile operating system designed by Google for smartphones and tablets
desktop operating system
it is a complete operating system that works on desktops, laptops, and some tablets Examples: 1- The Macintosh operating system has earned a reputation for its ease of use | latest version is OSX 2- UNIX is a multitasking operating system developed in the early 1970s 3- Linux is a popular, multitasking UNIX-based operating system 4- Chrome OS is a Linux-based operating system designed to work primarily with web apps
password
it is a private combination of characters associated with the user name
Mobile Operating Systems
operating system on mobile devices an many consumer electronics examples: Android, iOS, Windows Phone
Username
or User ID, identifies a specific user
The operating system determines the order in which tasks are ......?
processed
Hibernate سبات
saves any open documents and running programs or apps to an internal hard drive before removing power from computer or device
Sleep mode
saves any open documents running programs or apps to memory, turns off all unneeded functions, and then places the computer in low-power state
a _________ enables a a use to sign in to, or access resources on, a network or computer
user account
Graphical user Interface (GUI)
user interact with menus and visual images
command-line interface
user types commands represented by short keywords or abbreviation or presses special keys on the keyboard to enter data and instructions