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Boost Bits
Projectors are also used for Smartboards in schools.
Storage Devices
When you have finished working with your data, you can save it permanently
using storage devices. Examples of storage devices are CDs, DVDs, pen drives
and hard disks.
CD DVD Pen drive Hard disk
SOFTWARE
Computer hardware cannot function on its own. It
needs detailed instructions to perform tasks. These
detailed instructions are called software. For
example, the games you play on a computer are
examples of software.
Let’s take another example:
When you purchase a movie DVD, you can touch and hold the
DVD itself. However, you cannot touch the movie stored on it. The
DVD is the hardware, while the movie it contains is the software.
Types of Software DVD
There are mainly two types of software: Software
1. System software
2. Application software
System Application
Software Software
A Computer System 11

