Ch 4

the cpu stores the results of computations in

main memory

what is an example of a store hardware device

optical disk

main memory is also knowns as

random access memory

what is a collection of servers called

server farm

bits are grouped into 8 bit chunks called

bytes

what is the brain of the computer

central processing unit CPU

a client is a computer that is designed to support processing from many remote computers and users (T F)

false

cache memory is also called the brain of a computer (T F)

false

linux is a high priced and closed source software developed by google (T F)

false

main memory stores the results of computations on the hard drive (T F)

false

quad processor computers have two cpus (T F)

false

symbian is a popular operating system used on devices like ipod, iphones (T F)

false

the cache and main memory are nonvolatile, meaning their contents survive when power is off (T F)

false

web applications are programs that are written to use a particular operating system (T F)

false

what is an example of storage hardware computers

magnetic disk

bits are used for computer data because ---

they are easy to represent physically

an operating system is a program that controls a computers resources (T F)

true

the main memory of a computer is also called the RAM (T F)

true

what is a small portable storage device that can be used to back up data and transfer it from one computer to another

usb flash drive