The person using a laptop should be able to run all the same software
on the laptop as runs on larger, desktop computers as laptop computers
have the same types of operating system as desktop ones. Modern laptops
can have floppy drives, CD-ROM drives and CD re-writers, and even DVD
drives. They often have a full-sized, or near-fullsize, keyboards and
a mouse or a touch-sensitive mouse pad. The screen is usually a large
Liquid Crystal Display (LCD).
Laptops are usually much more expensive than desktop computers. They
have expensive battery packs that have to power the hard-disk, CD drives
and LCD screen. The batteries generally don't last as long as those
in a pocket computer and may need recharging more than once a day.
The main advantage of a laptop is that the person using it can have
all the programs and data from their desktop computer on a portable