ECS Review.docx

Acceptable Use Policies - correct answer Document summarizing what you can and cannot do on school/company owned computers. Binary - correct answer A method of counting numbers using only two digits, 0 and 1. Otherwise known as Base 2. Bit - correct answer The smallest unit of digital information; on or off, yes or no, true or false and interpreted by computers as 0 or 1. Boot Process - correct answer Sequence of events that occurs between the time you turn on a computer and the time that it becomes ready to accept commands. Boot Sector Virus - correct answer Infects the system files that your computer uses every time it is turned on Byte - correct answer 8 bits. CD Rom - correct answer Storage device that uses laser technology to read data that is permanently stored on compact disks, cannot be used to write data to a disk. Circuits - correct answer The path from one component of a computer to another that data uses to travel. Client - correct answer Refers to the software on a computer that allows the user to access the server Computer - correct answer A device that accepts input, processes data, stores data, and produces output, all according to a series of stored instructions. Computer Virus - correct answer Set of program instructions that attaches itself to a file, reproduces itself, and/or spreads to other files Copyrights - correct answer A form of legal protection that grants certain exclusive rights to the author of a program CPU - correct answer Where the processing in a computer takes place, often called the brain of the computer. Data - correct answer Refers to the symbols that represent facts, objects, or ideas. Desktop Computer - correct answer Microcomputer that fits on a desk and runs on power from a wall outlet Digital Audio Tape - correct answer Method of storing large amounts of data on tape using helical scan technology to write data at high densities across the tape at an angle. E Mail - correct answer Sending an electronic message to another person or to a group of people Ethics - correct answer The rules or standards governing the conduct of a person or the members of a profession File - correct answer A named collection of data that exists on a storage medium. File Virus - correct answer Virus that attaches to an application program Floppy Disk - correct answer Round piece of flexible Mylar plastic covered with a thin layer of magnetic oxide and sealed inside a protective covering. Folders - correct answer The subdirectory or subdivision, of a directory that can contain files or other folders. Gigabyte - correct answer Approximately 1 billion bytes or 1000 megabytes. GUI - correct answer A type of user interface that features on screen objects, such as menus and icons, manipulated by a mouse. Handheld - correct answer A computer that fits into a pocket, runs on batteries, and is used while holding the unit in your hand. Hard Disk - correct answer Usually mounted inside the computerÕs system unit and can store billions of characters of data. Hardware - correct answer Includes the electronic and mechanical devices that process the data; refers to the computer as well as peripheral devices. Information - correct answer The results of the computer storing data as bits and bytes; the words, numbers, sounds, and graphics. Input - correct answer Whatever is put into a computer system. Input Devices - correct answer Units that gather information and transform that information it into a series of electronic signals for the computer. IP Address - correct answer A unique identifying number assigned to each computer connected to the internet Keyboard - correct answer An arrangement of letters, numbers, and special function keys that act as the primary input device to the computer. Kilobyte - correct answer Approximately 1,000 bytes. LAN - correct answer Computer network that is located within a limited geographical area, such as a school or small business Laptop Computer - correct answer A portable, compact computer that can run on an electrical wall outlet or a battery unit. Logic Bomb - correct answer Watches for a specific set of input to activate the virus Macro Virus - correct answer A virus that affects a miniature program that usually contains legitimate instructions to automate a document or task Magnetic Storage - correct answer Recording of data onto disks or tape by magnetizing particles of an oxide based surface coating. Mainframe - correct answer Large expensive computer capable of simultaneously processing data for hundreds or thousands of users. Megabyte - correct answer Approximately 1 million bytes or 1000 kilobytes. Megahertz - correct answer A measurement used to describe the speed of the system clock. Memory - correct answer Area of the computer that temporarily holds data waiting to be processed, stored, or output.