ISOM 210 Midterm: ISOM Test 2 Study Guide
Document Summary
Information technology (it) - any computer-based tool that people use to work with information and support the information and information-processing needs of an organization. Hardware - consists of the physical devices associated with a computer system. Software - the set of instructions that the hardware executes to carry out specific tasks. Computer - an electronic device operating under the control of instructions stored in its own memory that can accept, manipulate, and store data. Hardware components include: central processing unit (cpu, primary storage, secondary storage, input device, output device, communication device. Central processing unit (cpu) (or microprocessor) - the actual hardware that interprets and executes the program (software) instructions and coordinates how all the other hardware devices work together. Control unit - interprets software instructions and literally tells the other hardware devices what to do, based on the software instructions.
