CIS Chapter 4
Terms
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- kernal
- responsible for managing the processor and all other components of the computer system
- graphical user interface
- displays graphics and use the point-and-click technology of the mouse and cursor
- device driver
- facilitates the communication between the hardware device and the operating system
- error-checking
- checks for lost files and fragemetns
- recycle bin
- a folder on the desktop where files deleted from the hard drive reside
- path separators
- backslash characters
- Linux
- an open-source operating system
- boot process
- loads the operating system into RAM
- command-driven interface
- one in which you can enter commands to communicate with the computer system
- flip 3d
- lets user flip through windows in a stack by using the scroll wheel on mouse
- flip
- allows user to scroll through windows by using alt+tab
- folders
- collections of files
- disk cleanup
- cleans unnecessary files from the hard drive
- authentication
- the verfication of the user's login name and password
- registry
- contains all the different configurations used by the OS and by other applications
- menus
- lists of commands that appear on the screen
- Last Known Good Configuration
- Window Xp starts computer by using registry information that was saved during the last shut down
- Unix
- multiuser,mulltitask operating system used primarily with mainframes as a network operating system
- System restore
- can be used to roll back to a past configuration
- thrashing
- the condition of excessive paging
- application programming interfaces
- blocks of codes
- back up utility
- creates a duplicate copy of all the data on user's hard disk and copy it to another storage device
- event
- action
- multiuser operating system
- enables more than one user to access the computer system at one time
- extension
- identifies what king of family of files the files belong to
- a file compression utility
- a program that takes out redundancies in a file to reduce the the file size
- virtual memory
- the process of optimizing RAM storage by borrowing hard drive space
- New Technology File System
- meant to support larger hard drives and larger file sizes than the orginal FAT system
- disk defragmenter
- regroup related pieces of files on the hard disk
- task manager utility
- check on the program or exit the non responsive program
- device manager
- a feature in operating system that lets you view and change properties of all devices connected to the computer
- directories
- includes files , folders, and drives
- file path
- determines location of file
- power-on self-test
- first job the BIOS performs ;ensures that essential peripheral devices are attached and operational
- Dr. Watson for Windows
- gathers information about the computer when there is a program error
- preemptive multitasking
- when the operating system processes the task assigned a higher priority
- interrupt
- a unique signal
- Safe Mode
- special diagnostic designed for trouble shooting areas
- Plug and Play
- facilitate the installation of a new piece of hardware in personal computers
- single user,single-task operating system
- one user is performing just one task at a time
- system files
- the main files of the operating system
- swap file
- a temporary storage area on the hard drive
- sidebar
- a pane on the right side of the desktop that organizes gadgets for easy access
- gadgets
- any items you refer to frequently
- Microsoft Disk Operating System
- example of a single-user,single task operating system ;first installed on personal computers
- filename
- the first part of a file
- file management
- entails providing organizational structure to the computer's content
- basic input/output system
- program that manages the data between the operating system and all the input and output devices attached to the system
- platform
- the combination of operating system and processor
- toolbars
- groups of icons collected in a small box
- Windows Explorer
- helps user manage files and folders by showing the location and contents of every drive
- single-user,multitask operating system
- only one person working on it at a time but can perform a variety of tasks simultaneously
- task scheduler
- allows user to schedule tasks to run automatically at predetermined times
- desktop
- the first interaction the user had with the operating system
- file allocation table
- an index of all sector numbers in a table
- Icons
- pictures that represent an object such as a software application or a file or folder
- scrollbars
- bars that appear at the side or bottom of the screen that controls which part of the information is displayed on the screen
- real-time operating system
- a program with a specific purpose and must guarantee certain response times for particular computing tasks
- restore point
- a snap shot the entire system's settings
- utility manager
- a utility found in the accessories folder of windows XP
- root directory
- c- drive
- windows
- rectangular boxes that contain programs displayed on the screen
- file
- collection of related pieces of information stored together for easy reference