CIS 2200 Study Questions with Correct Answers

CIS 2200 Study Questions with Correct Answers CPU - Answer-(central processing unit) the part of the system unit of a computer that is responsible for data processing (brains of the computer). largest and most important chip in the computer. controls all the functions performed by the computer's other components and process all the commands issued to it by software instructions. Application Software - Answer-A program that performs a useful task outside of maintaining the computer and its resources. This can include software that provides functionality for users such as writing papers and calculating budgets, or can even refer to games and programs that entertain. Arithmetic-Logic Unit - Answer-(ALU) The part of the CPU that performs arithmetic and logical operations. Binary Form - Answer-The form in wich data and instructions can be read by the CPUonly 0s and 1s. Bit - Answer-Short for Binary Digit (0s and 1s), the only data the CPU can process. Byte - Answer-8-Bit string of data, needed to represent and one alphanumeric character or simple mathematical operation Cache Memory - Answer-A type of memory used to temporarily store frequently used data or programs for quick access; similar to RAM but faster. Computer Programs - Answer-The sequence of instructions for the computer, which comprise software. Control Unit - Answer-Portion of the CPU that controls the flow of information. Fat Clients - Answer-Desktop computer systems that offer full functionality Documentation - Answer-Written descriptions of the functions of a software program. Flash Memory Device - Answer-a non volatile, solid-state portable storage device that can download, store, and upload a limited but significant amount of information; also called "flash drive" or "memory card" Graphical User Interface - Answer-(GUI) System software that allows users to have direct control of visible objects (such as icons) and actions, which replace command syntax. Haptic Interface - Answer-Technology that adds the sense of touch using vibration and/or motions to an environment that previously only had visual and textual elements, ex. Wii, Kinect Laptop Computer - Answer-Portable and personal computer, small enough to fit on your lap. (also called a Notebook computer) Magnetic Discs/Hard Drives/ Fixed Disk Drives - Answer-A form of secondary storage on a magnetized disk divided into tracks and sectors that provide addresses for various pieces of data. Magnetic Tape - Answer-A secondary storage medium on a large open reel or in a similar cartage or cassette. Mainframes - Answer-Relatively large computers used in large enterprises for extensive computing applications that are accessed by thousands of users. Microcomputers - Answer-The smallest and least expensive category of generalpurpose computers; also called micros, personal computers, or PCs Microprocessor - Answer-The CPU, made up of millions of transistors embedded in a circuit on a silicon wafer or chip. A silicon chip that contains a CPU. In the world of personal computers, CPU and it are used interchangeably. Sit at the heart of all personal computers and most workstations. Also control the logic of almost all digital devices, from clock radios to fuel-injection systems for automobiles. Minicomputers - Answer-Relatively small, inexpensive, and compact midrange computers that perform the same functions as mainframe computers, but to a more limited extent. Moore's Law - Answer-Prediction by Gordon Moore, co-founder of Intel that there will be an exponential increase in processing power and decline in the cost of computer technology appx every 2 years Multimedia Technology - Answer-Computer based integration of text, sound, still images, animation, and digitized full-motion video. Open-Source Software - Answer-Software that can be distributed and modified freely by users; Linux is the best-known example. Open Systems - Answer-Information systems that use common standards for hardware, software, applications, and networking to create a computing environment that allows easy access by end users and their networked computer systems. Operating System - Answer-Also known as an "OS," this is the software that communicates with computer hardware on the most basic level. Without an operating system, no software programs can run.