Programs close programSequences of instructions for a computer. are written to solve problems. To solve a problem, a program needs data input and data, or information, output. Data can be input in ...

Algorithms close algorithmA sequence of logical instructions for carrying out a task. In computing, algorithms are needed to design computer programs. are a sequence of logical instructions for ...

For anyone who’s seen a 1970’s era microcomputer like the Altair 8800 doing its thing, you’ll know the centerpiece of these behemoths is the array of LEDs and toggle switches used as input and output.