1. What is an input device? Writte down which input devices you know and post an image of each one.

An input device is any peripheral (piece of computer hardware equipment) used to provide data and control signals to an information processing system (such as a computer). Input and output devices make up the hardware interface between a computer as a scanner or 6DOF controller.

2.What is an output device? Writte down which output devices you know and post and image of each one.

An output device is any piece of computer hardware equipment used to communicate the results of data processing carried out by an information processing system (such as a computer) to the outside world.

3. What is the difference between RAM and ROM?

RAM is Random Access Memory

ROM is Read Only Memory.

4. What is a backing storage? Which types of backing storage do you know?

Computer data storage, often called storage or memory, refers to computer components, devices, and recording media that retain digital data used for computing for some interval of time.
EXEMPLES:
Hard drivesCD, DVD, and Blu-Ray drivesFloppy drivesZip drivesUSB Flash drivesCompactFlash cards

1. What is data?
Data is information that has no meaning.

2. Explain the difference between data and information.

Data it isn't information,information it's data with meaning

3. How many bits are in a byte? and in a gigabyte? and in a kilobyte or KB?8 bits.1.073.741.824 bytes.1024 bytes.

Serch the net for a image of: 25KB.

4. What do the letters LAN and WAN stand for?

LAN=Local Area Networks

WAN=Wide Are Network

5. Search the internet and look for images that explains what is:
A star network

A line network

A ring network

Presentation

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