INPUT. As a verb, II IS the proc· ROM (Read Only Memory). The ess of enterrng data mto the computer. using the keyboard. As a noun. it is data which is entered mto memory computer's "permanent memory" . You can not erase or edit data stored 1n ROM. You can only mstruct the com· puler to READ data 111 ROM and manipulate it. Most of the computer's mternal operatmg mstructions are stored 1n RO M. OUTPUT As a verb. 1! IS th e process of g1vmg out data from the computer. As a noun, 11 IS data lrom tt 1e computer. given in any form (prrnted on paper. drsplayed on a TV screen. etc.). RAM (Random Access Memory ). The computer's "working me mory" .
You temporarily store a program 111 RAM when you wrrte. edrt or run t11e pro· gram . But RAM IS not forever. When you turn your computer oil. data stored 111 RAM is erased The length of program you can run IS determ1ned by th e amount of RA M avail ab le 1n your computer. (You have 1 781 bytes available More on tillS on page 9 of Chapter 10.) IN 10