CIS 105 Final Exam Study Questions and Answers with Complete Solutions Graded A 2024

Hardware vs. Software - Hardware is the physical machine. Software are the instructions to the machine. CPU - Central Processing Unit; the brain of the computer. Processor (CPU) - interprets and carries out the basic instructions that operate a computer CPU chip - Where is CACHE memory located Microprocessor - The central processing unit that is generally made from a single integrated circuit. the speed of the microprocessor - Megahertz is a measurement of __. Internal clock speed - The speed at which the CPU executes internal commands, measured in megahertz (millions of clock ticks per second) or gigahertz (billions of clock ticks per second). Internal clock speeds can be as low as 1 MHz or more than 4 GHz system unit - The case that contains and protects the motherboard, hard disk drive, memory, and other electronic components of the computer from damage. Motherboard - A circuit board that contains all of the computer system's main components. buses - expansion card - An electronic circuit board that fits into a slot on your motherboard expanding the capabilities of your computer. i.e.: video card, internal modem, sound card. Ports - Places on the outside of the computer that connect to the motherboard and allows hardware to work Modem - Communications hardware device that facilitates the transmission of data. input device - A device used to enter information into a computer. output device - any device that presents data from the computer