INFORMATION AND COMMUNICATION TECHNOLOGY

1. CPU Components

1.1. CPU: is the brain of the computer It is the device that carries out software instructions.

2. Input and Output Devices

2.1. Input: is a piece of hardware used to enter data into the computer. Examples: Keyboard, mouse, touchpad, joystick, camara.

2.2. Any machine capable of representing information from a computer. This includes display screens, printers, plotters, and synthesizers.

3. Hardware and Software

3.1. Hardware: Any phisical part of the computer that you can touch, see or pick up.

3.2. Software: are the applications and proggramming instructions needed to make a computer hardware do useful work

4. Excel

4.1. is a computer programm used to create electronic spreadsheets

4.2. This organize data, create charts and perform calculations

4.2.1. Nuevo nodo

5. types of computers

5.1. mainframe computer is a large computer, often used by large businesses, in government offices, or by universities.

5.2. Personal Computer (PC)

5.3. laptop' computer is a light, compact and portable PC.

5.4. palmtop computer is similar to a laptop computer, but smaller. It's small enough to fit in the palm of your hand

5.5. PDA is similar to a palmtop computer, except it is even more compact, and typically has no keyboard, using a touchscreen for all data input. Since the screen is so small, many PDAs have a small stylus (plastic stick) that is used to press things on the screen.