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CIS 110 Chapter 14

Chapter 14 Components of the System Unit

In the machine cycle steps, ____ is the process of carrying out commands. executing
In the machine cycle steps, ____ is the process of obtaining a program instruction or data item from memory. fetching
In the machine cycle steps, the term ____ refers to the process of translating instructions into signals the computer can execute. decoding
A FireWire ____ is a device that plugs in a FireWire port on the system unit and contains multiple FireWire ports in which users plug cables from FireWire devices. hub
A(n) ____ card is a circuit board that enhances functions of a component of the system unit and/or provides connections to peripherals. adapter
Today’s computers support ____, which means the computer automatically can configure adapter cards and other peripherals as users install them. plug and play
Memory ____ on the motherboard hold the memory modules. slots
A(n) ____ module, which is a small circuit board where RAM chips usually reside is inserted into the motherboard. memory
With a type of memory module called a(n) ____ the pins on opposite sides of the circuit board do not connect and thus form two sets of contacts. dimm
A USB ____ is a device that plugs in a USB port on the system unit and contains multiple USB ports in which users plug cables from USB devices. hub
A(n) ____ drive that fits into a port that is itself an interface that can connect up to 127 different peripherals together with a single connector USB
A(n) ____ flash drive is a flash memory device that plugs in a port on a computer or portable device. usb
A ______ port is a special high-speed parallel port that allows users to attach peripherals such as disk drives and printers SCSI
A ____ has pins on opposite sides of the circuit board that connect together to form one set of contacts. SIMM (single inline memory module)
A ____ houses RDRAM chips.
A ____ port was formerly referred to as an IEEE 1394 port. firewire
A computer ____ is a small piece of semi-conducting material, usually silicon, on which integrated circuits are etched. chip
A processor contains small high-speed storage locations, called ____, that temporarily hold data and instructions. registers
A special type of serial port that connects the system unit to a musical instrument, such as an electronic keyboard, is called a(n) ____ port. MIDI
A type of processor called ____-on-a-chip integrates the functions of a processor, memory, and a video card on a single chip. system
A(n) ____ card converts computer output into a video signal that travels through a cable to the monitor, which displays an image on the screen video
A(n) ____ card is a removable device that allows users to transfer data and information conveniently from mobile devices to their desktop computers. memory
A(n) ____ changer is a device that enables users to join two connectors that are both female or both male gender
A(n) ____ circuit, which is etched on a computer chip, contains many microscopic pathways capable of carrying electrical current. integrated
A(n) ____ is a small ceramic or metal component with fins on its surface that absorbs and disperses heat produced by electrical components such as a processor. heat sink
A(n) ____ is an opening inside the system unit in which additional equipment can be installed. bay
A(n) ____ module is a removable flash memory device about one-half the size of a PC Card that adds memory, communications, and multimedia capabilities to computers. express card
A(n) ____ processor is a chip with two or more separate processor cores. multi-core
A(n) ____, such as a keyboard or printer, is a device that connects to the system unit and is controlled by the processor in the computer. peripheral
A(n) ____, which can be a peripheral or a chip, creates sound from digital instructions. synthesizer
A(n) ____, which is contained on an integrated circuit, can act as an electronic switch that opens or closes the circuit for electrical charges. transistor
AMD is the leading manufacturer of ____-compatible processors, which have an internal design similar to Intel processors, perform the same functions, can be as powerful, but often are less expensive. intel
_____________ is an alternative to IrDA that uses radio waves to transmit data between two devices blue tooth
Current processors include advanced transfer cache, a type of ____ built directly on a processor chip. L2 cache
______ chips are even faster than SDRAM chips because they transfer data twice for each clock cycle Double Data Rate SDRAM (DDR SDRAM)
Each tick of the system clock equates to a ____. clock cycle
ExpressCard modules are the next generation of ____ Cards. pc
For a wireless device to transmit signals to a computer via infrared light waves, both the computer and the device must have a(n) ____ port. IrDa
Generally, home users using basic application software such as word processing should have ____ of RAM. 2gb or less
Hi-Speed USB is also known as ____. usb 2.0
Many computers have a(n) ____ slot, which is a special type of expansion slot. express card
On ____, the electronic components and most storage devices are part of the system unit and other devices, such as the keyboard, mouse, and monitor, normally occupy space outside the system unit. desktop personal computers
________________ of your computer requires a few basic products, including lint-free antistatic wipes and swabs, and antistatic wristband and screen cleaning solution Preventive maintenance
Programmers use ____ instructions to program a PROM chip. microcode
ROM chips called ____ contain permanently written data, instructions, or information that is recorded when the chip is manufactured. firmware
Rambus DRAM (RDRAM) chips are another type of DRAM chips that are much faster than SDRAM chips because they ____. use pipelining techniques
Some computer and chip manufacturers use the term ____ to refer to a personal computer processor chip. microprocessor
Some external peripherals such as an external modem, speakers, or a tape drive have an AC ____, which is an external power supply. adapter
Synchronous DRAM (SDRAM) chips are synchronized to the ____________ system clock
The _______________ is bus designed to improve the speed with which 3-D graphics and video transmit Accelerated Graphics Port
A _______________ is a high-speed expansion bus that connects higher speed devices pci bus
The USB (universal serial bus) and FireWire bus are _____ that eliminate the need to install cards in expansion slots buses
The ____ board is the main circuit board of the system unit. system
The ____ bus for a PC Card is the PC Card bus. expansion
The ____ interprets and carries out the basic instructions that operate a computer. cpu
The ____ is the component of the processor that performs arithmetic, comparison, and other operations. ALU
The ____ unit is a case that contains electronic components of the computer used to process data. system
The ____ unit is the component of the processor that directs and coordinates most of the operations in the computer. control
The case of the system unit, sometimes called the ____, is made of metal or plastic and protects the internal electronic components from damage. chassis
The faster the clock speed, the more ____ the processor can execute per second. instruction
The first step in __________ a computer is turn computer off, unplug it, and unplug all cables from the ports cleaning
The pace of the system clock, called the ____ speed, is measured by the number of ticks per second. clock
The power ____ is the component of the system unit that converts the wall outlet AC power into the DC power a computer requires supply
The processor relies on a small quartz crystal circuit called the ____ clock to control the timing of all computer operations system
The role of memory to store both data and programs is known as the ____ concept. stored program
The size of a bus, called the bus ____, determines the number of bits that the computer can transmit at one time. width
The ______ the bus, the fewer the number of transfer steps required and the faster, the transfer of data wider
Together, the four basic operations or a processor (fetching, decoding, executing, and storing) comprise a(n) ____ cycle. machine
With ____, the processor begins fetching a second instruction before it completes the machine cycle for the first instruction pipelining
Within the circuitry of a computer, each channel along which bits transfer, called a(n) ____, allows the various devices both inside and attached to the system unit to communicate with each other. bus
____ are installed in internal bays. hard disk drive
____ consists of electronic components that store instructions waiting to be executed by the processor, data needed by those instructions, and the results of processed data (information). memory
____ is a cache separate from the processor chip on the motherboard. L3 cache
____ is a type of nonvolatile memory that can be erased electronically and reprogrammed, similar to EEPROM. flash memory
____ is built directly into a processor chip and usually has a very small capacity. L1 cache
____ is the most common type of volatile memory. RAM
____ size is the number of bits the processor can interpret and execute at a given time. word
____ technology uses a continuous flow of fluid(s), such as water and glycol, in a process that transfers the heated fluid away from the processor. liquid cooling
Created by: galvanl