A special pen used in a graphics tablet.

The storage capacity of a blu-ray disc.

A form of CD-ROM that once data written onto it can be erased to write or record new data many times. it is also called erasable CD.

Facts, figures, words that we want the computer to work on.

The smallest chunk of information a computer can work with.

Powdered ink used in a laser printer.

A printer that is very fast and produces high-quality printouts.

An input device that enables a user to draw images by hand. It consists of a flat surface on which the user may write a word or draw an image using a special pen called stylus.

An output device that provides output in a permanent readable form on a physical medium like paper or transparent film.

The storage capacity of a DVD.

A small, easy-to-use storage device that can be carried around in your pocket.

Examples of impact printers

1 terabyte (TB) is equal to

The storage capacity of a CD-ROM.

You can play CDs in a DVD drive but you cannot play DVDs in a CD drive

DVD can stores more than a Blu-ray disc.

It is similar to a CD and can stores up to 4.7 GB of data.

Data once written onto it cannot be erased, it can only be read.

A printer that is slow and noisy, and gives low-quality output.

CD-RW is also called erasable CD.

Secondary memory is volatile and has a limited capacity.

The commands that tell the computer how to work on the given data.

This kind of memory that loses its contents when the power is turned off.

The result or the output given by the computer.

This kind of memory that retains its contents even the power is turned off.