MIS300_Midterm_Ch4_Practice

MIS300_Midterm_Ch4_Practice - MIS300 Study Guide Chapter...

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MIS300 – Study Guide – Chapter Four -Computers represent data using _____________ , called __________ . It is either a ______ or a ______ . They are used for computer data because they are easy to represent physically. Regardless of whether computer data are numbers, alphabetical letters, or photos, they are merely a collection of _________. -_____________: The CPU reads data and instructions from memory, and it stores results of computations in main memory. This is also sometimes called RAM (_________________________). -_________________: A card that can be added to the computer to augment its basic capabilities. A common example is a card that provides enhanced clarity and refresh speed for the computer’s video display. -__________________: Keyboard, mouse, document scanners, bar-code scanners, microphones, even human handwriting (in tablet PCs). Older parts include magnetic ink readers and scanners (such as a Scantron test scanner) -_____________________: Saves data and programs. Magnetic disk is by far the most common storage device. -Bits are grouped into 8-bit chunks called _______________ . - __________________: Consists of video displays, printers, audio speakers, overhead projectors, and other special-purpose devices, such as large flatbed plotters. -A __________ (__) is a collection of 1,024 bytes.
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-A __________ (__) is 1,024 kilobytes. -A __________ (__) is 1,024 megabytes. -A __________ (__) is 1,024 gigabytes. -The _____________, part of the CPU, stores frequently used instructions to help speed up processing. -________________: Includes the central processing unit (CPU), which is sometimes called “the brain” of the computer. -A CPU with two CPU’s is called a ________________________ -A CPU with four CPU’s is called a _______________________ -The first step a computer uses to run a program is to transfer code from a storage disk, such as a hard drive, to its ____________________ . -The second step is to move a program instruction, like Open File, from the main memory into the CPU by using a data channel, also called a ________________ . _____________: Small spots that are illuminated on the screen on both types of display monitors that are arranged in a rectangular grid. -The ______________ , such as Windows, controls a computer’s resources. Small blocks of instructions from this are stored temporarily in the main memory.
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-Since the main memory is too small to hold all the program code for the operating system and application programs, a computer uses _______________ to move instructions in and out of
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This note was uploaded on 04/10/2011 for the course MIS 300 taught by Professor Sign during the Spring '11 term at S. Alabama.

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MIS300_Midterm_Ch4_Practice - MIS300 Study Guide Chapter...

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