Chapter 4 test
The ______ is the component of the processor that performs arithmetic, comparison, and other operations.
ALU
________ _____ is the amount of time it takes the processor to read data, instructions, and information from memory.
Access Time
A computer _______ is a small piece of semi-conducting material, usually silicon, on which integrated circuits are etched.
Chip
The pace of the system clock, called the ________ _______, is measured by the number of ticks per second.
Clock Speed
The processor relies on a small quartz crystal circuit called the ________ ______ to control the timing of all computer operations.
System Clock
The ________ ______ is a case that contains electronic components of the computer used to process data.
System Unit
A(n) ____ ______ is an interface that can connect up to 127 different peripherals together with a single connector.
USB Port
Together, four operations (fetching, decoding, executing, and storing) comprise a(n) ____________ _________.
Machine Cycle
_________ 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
The __________ interprets and carries out the basic instructions that operate a computer.
Processor
______ refers to memory chips storing permanent data and instructions.
ROM
A(n) _________ ______ is a type of interface that connects a device to the system unit by transmitting data one bit at a time.
Serial Port
When 8 bits are grouped together as a unit, they form a(n) ______.
Byte
Most of today's computers improve processing time with ______, which stores frequently used instructions and data
Cache
A(n) ___________ joins a cable to a peripheral.
Connector
The _________ ______ is the component of the processor that directs and coordinates most of the operations in the computer.
Conrol Unit
A(n) ___________ _____ is a socket on the motherboard that can hold an adapter card
Expantion Slot
A(n) ______ _____ is a flash memory device that plugs in a USB port on a computer or portable device.
Flash Drive
The ___________________ is the main circuit board of the system unit.
Mother Board
______________ memory does not lose its contents when power is removed from the computer.
Nonvolatile
Unlike a serial port, a(n) ___________ _____ is an interface that connects devices by transferring more than one bit at a time
Parallel Port
A(n) ________ is the point at which a peripheral attaches to or communicates with the system unit so it can send data or receive information from the computer.
Port
