Chapter 2 review

Chapter 2 review - Chapter 2: Computer Hardware -The term...

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-The term form factor refers to the size and dimensions of a component, such as a system board or system unit -A desktop computer fits on a desk and runs on power from an electrical wall outlet -A portable computer is a small, lightweight personal computer -A notebook computer (also referred to as a laptop), is a small, lightweight portable computer that opens like a clamshell to reveal a screen and keyboard -A tablet computer is a portable computing device featuring a touch-sensitive screen that can be used as a writing or drawing pad -An ultra-mobile PC (UMPC) is a small form factor tablet computer designed to run most of the software available for larger portable computers -A home computer system offers a hardware platform with adequate, but not super-charged support for most computer applications -A Media Center PC officially uses Windows Media Center Edition operating system -Some of the most cutting-edge computers are designed for gaming -Computers marketed for small business applications tend to be middle-of-the-line models pared down to essentials Buying Computer System Components - Decide how your computer will be used, and how much you want to spend -Decide on a platform (Mac, PC, Linux) -Look at ads in computer magazines and at computer/electronic stores and websites. -Understand the computer jargon -Expect to pay anywhere from a few hundred to several thousand dollars -Instead of buying a new computer, you might consider upgrading Microprocessor Basics - A microprocessor is an integrated circuit designed to process instructions- ALU- Registers- Control unit- Instruction set The motherboard houses all essential chips and provides connecting circuitry between them - System clock : the heart of the computer, its ticks form the speed of the processor in Hertz or machine cycles per second. - Control unit : supervise the execution of machine cycles by ALU -> machine cycle steps are: Fetch, decode, execute and store. Pipelining:
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Chapter 2 review - Chapter 2: Computer Hardware -The term...

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