Exam2 - Flashcards - The flashcards are formatted for...

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Multitasking Multithreading
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Allows multiple parts, or threads, to run simultaneously within a single program. Provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously.
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User Interface Boot Process
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The operating system kernel is loaded into RAM. The combination of hardware and software that helps people and computer communicate with each other.
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Kernel Bootstrap Program
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Built into special ROM circuitry housed in the computer’s system unit. Provides essential operating system services.
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Physical Storage Model Cluster
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Collection of sectors. Describes what happens on the disks and in the circuits when files are stored.
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Physical Topology Logical Networking Topology
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Rules for efficiently transmitting data from one network node to another; physical topology and network protocol. The arrangement of devices in a network.
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MAC Dual Boot Linux
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Users can choose from several graphical interfaces. The ability to run Windows and Windows application software in addition to software designed for the Macintosh; 2 different OS (Mac and Windows).
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Network Physical Topology
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Way devices are connected physically. Two or more computers linked together.
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Logical Topology Server Farm
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One or more servers. Message flows throughout the network (network protocol).
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Packet Switching Circuit Switching
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Stays idle until circuit is available. Protocol takes message at any time; all computers send and receive.
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File Allocation Table (FAT) 1. Order Number 2. Parcel of Data 3. Address of the Receiver 4. Address of the Sender
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Parts of each packet An OS file that maintains a list of files and their physical locations and the status of all clusters on the storage medium.
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Router Router
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Intended to work on LANs to monitor and direct packets being transported from one device to another. Typically connects a LAN to a WAN.
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Bluetooth Satellite Transponder
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Amplifies a signal before it is retransmitted to Earth stations. A short-range, wireless network technology designed to make its own connections between electronic devices, without wire, cables or any direct action from a user.
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Operating System Previous locations of deleted files
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Keep the same information until it is overwritten. A type of system software that acts as the master controller for all activities that take place within a computer system.
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Encryption Logical Storage Models
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Help you visualize and mentally organize the files on your disks. Transforms a message so that its contents are hidden from unauthorized persons.
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Defragmentation Windows Explorer
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utility that makes it easy to drill down through the levels of the directory hierarchy to locate a folder or file. Rearrange files so that
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Exam2 - Flashcards - The flashcards are formatted for...

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