A pencil, paper, a typewriter, a filing cabnet, everything was wriiten before computers or typed by atypewriter.
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I'm pretty sure LAN's are a group of computers connected to each other through routers/modems or ethernet cables. The internet it similar to LAN's but instead of connecting to other computers close by, it connects to computers all around the world.
They quite often stop doing any homework, instead they just wait for someone from the net to solve their problems.
Without input devices, the only way to reprogram computers would be to pull them apart and rewire them. In modern computers with integrated circuits that would be impossible. Input devices, such as keyboards, make it much easier to reprogram computers with new instructions and/or data.
Growth in computer technology, starting from valve computers till quantum computers
It has grown to be a wonderful thing that has happened. before the was no computer and now there is thousand of them. The first computer would not even fit in a classroom.Now you can take it anywhere. They are faster, smaller,and more advance. They also have touch computers which are controlled by the touch of your computer. Even though there are thousands of computers. They cost more than ever.