Welcome

COMPUTER FUNDAMENTALS AND PROGRAMMING IN C

What is computer?

A computer is a machine that takes instructions and performs computations based on those instructions.

Computer input & output devices…

Computer input devices… Keyboard. Mouse. Scanner. Light Pen. Microphone. Joy Stick.

Computer output devices…• Monitor.• Printer.• Speaker.• Projector.• Plotter.

HYPERLINKI. FacebookII. GoogleIII. GmailIV. Yahoo

How does Computer work?.• The Central Processing Unit:

– (CPU),– Buses,– Ports and controllers,– ROM;

• Main Memory (RAM);• Input Devices;• Output Devices;• Secondary Storage;

– floppy disks,– hard disk,– CD-ROM