storage devices and their categories

there are several different types of storage devices. the purpose of storage devices is to save information, display it, or erase it. storage devices can be classified as portable memory. short term memory, and long term memory. one example of a storage device is a RAM( random access memory). this type of memory involves data being stored in a computer, but when a computer is turned off, the memory is erased. this example of short term memory. an external hard-drive is an example of portable memory. you save data in it, and then u can plug into any computer to access your data. A floppy disc is an older example of memory and it is also portable. however, its storage capacity is very low, and is very fragile. A hard drive is an example of long term memory, because it is incorporated in a computer and cannot be taken out. -

what are parts of a computer?

Power supply, CD-rom drive, heat sink, motherboard, hard drive, graphics card. Five different types of computers are Television, cars, and Laptops.

whats the difference between hardware and software?

hardware and software work together in digital devices and system to provide the computer to work properly. The difference between them is that hardware works with chips, memory and more hard drives. Software is what lets the hardware functional, also includes the programs that run in the hardware.

what is a computer?

A computer is a device that i capable to input and output data. Some computer are able to do millions of stuff. With the use of computers people are able to preform many amounts of computations.

my expectations

i expect to learn much more about how to save documents into my computer. Also i expect the teacher to be nice and easy going when she teaches something that we will have a test on. I expect myself to behave and to do all my work :]