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Computer Tech

QuestionAnswer
Worm software program designed to enter a computer program usually through a network and security holes
Output Devices display, print, or transmit results of processing from the computer's memory
Input Devices gather information and transforms the information into a series of electronic signals
Gigabyte 1 billion bytes
Software Intangible set of instructions that tell the computer what to do
CPU Brains of the Computer
Program A type of software that helps perform a specific task
Platform underlying hardware and software of the computer system
Operating System Software master controller for all activities in a computer; ensures input and output proceed in an orderly manner
Hardware includes electronic and mechanical devices that process the data
GUI point and click menu options
Aplication Software set of computer programs that help a person carry out a task
Drive location on a network that is set aside for the collection of data
Optical Storage means of recording data as light and dark spots on a CD or DVD
System Software computer programs that help the computer carry out essential opperating tasks
RAM Can't hold data when the power is off
ROM can read the data from the disks; cannot store new data
Bit each equals 0 or 1
Byte 8 bits
Kilobyte 1,000 bytes
Megabyte 1 million bytes
Time Bomb waits for the PC clock to hit a certain date before activating the virus
Trojan Horse computer program that seems to perform one function while actually doing something else; doesn't replicate itself
Medium/Media location where data is stored
Hard Disk mounted inside the computer system's unit
Macro Virus infects a miniature program that usually contains legitimate instructions to automate a document
Logic Bomb watches for a specific set of input to activate the virus
File Virus attaches to an application program
Trigger Events event that activates a task often associated with a computer virus
Zip Disk floppy disk manufactued by Iomega
Boot Sector Virus infects the system files that your computer uses every time it is turned on
Computer A device that accepts input, processes data, stores data, and produces output, all according to a series of stored instructions.
Desktop Computer a computer that fits on a desk and runs on power from an electrical wall outlet; seperate componets are plugged into it
Laptop/Notebook portable, compact computer that can run on an electrical wall outlet or a battery unit
Workstation powerful desktop computer designed for specialized tasks; tackles tasks that require a lot of processing speed
Supercomputer can break codes and model weather systems
Mainframe stores, manages, and processes large amounts of data
Server supplies data usually through the use of LAN
Computer Peripheral Hardware consists of those things that can be touched such as the keyboard, mouse or monitor
System Unit holds the power supply, storage devices, and the circuit boards (including the motherboard)
Modem sends and recieves data to and from computers over telephone lines
Resolution density of the grid used to display or print text and graphics; measured in pixels
Terabyte 1 trillion bytes
Floppy Disk Round piece of flexible Mylar plastic covered with a thin layer of magnetic oxide and sealed inside a protective covering; 3½ disk capacity is 1.44 MB or 1,440,000 bytes
Multitasking running more than one program at a time; making sure that the instructions and data from one area of memory don't interfere with memory allocated for other programs
Computer Virus Set of program instructions that attaches itself to a file, reproduces itself, and/or spreads to other files
Created by: chocogirl101
Popular Computers sets

 

 



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