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