Fill in the Blanks Input and Output DevicesOnline version Completa el resumen de la lectura con las palabras del banco. by Lizeth Argueta 1 Alternatively referred to as an IO device , an input / output device is any used by a human operator or other systems to with a computer . Input / output devices are capable of sending ( output ) to a computer and receiving from a computer ( input ) . All computers have a , as they could not function without it . Some people consider a to be more of an output device , but it does have input capabilities as well . A can connect to a computer through the sound card , allowing the sound card to accept sound ( ) and send it to the computer . an input - output device , computers would not be able to access data and save data . Without the hard drive , a computer could not access an and could not function . To access the , a computer needs to use an input / output device , like a or network card .