BCIS 1305 exam 1 Questions With Complete Answers.

Computer - An electronic device that except input, processes data, displays output, and stores data for retrieval later Hardware - The physical components of a computer Router - A device that controls traffic between network components and usually has a built-in firewall Pixel - Small dot of color that makes of a graphic displayed on a computer screen Bytes - A series of eight bits The field size property that stores whole numbers from 0 to 225 in one byte. Bit (binary digit) - The representation of data as a one or zero Microprocessor - A multipurpose, programmable device that except digital data as input, processes it according to instructions stored in memory, and provides results as output. It is an example of sequential digit logic, as it has internal memory Memory - A set of storage locations on the main circuit board that store instructions and data RAM - Random access memory Chips on cards plugged into the motherboard that temporarily hold programs and dad out while the computer is turned on. Also called volatile memory or temporary memory ROM - Read only memory Chip on the motherboard that is pre-recorded with and permanently stored the set of instructions that the computer uses while it's turned on. Also called non-volatile memory or permanent memoryStorage devices - Any type of hardware that stores data Hard drive, flash drive, SD card, external hard drive Essential components of data communication - Message, sender, medium, receiver, protocol Message - The information to be communicated Sender - A device that sends the message