While RAM holds things you need to read, see, and hear, Video Card, takes
the things you need to see and turns them into visual images. After that, Video
Card takes those images and sends them to your computer monitor, where you see
the final results. Video Card also has its own RAM. However, don’t be confused
between the RAM of your PC and the RAM of your Video Card. The RAM in your
Video Card is only responsible for holding visual data and delivering them into
your computer monitor.
Sound Card
Sound card is the component that takes sound files and puts it out to you,
through computer speakers or personal headphones.
Modem
Modem is a device that connects your PC to the Internet. If you have Broadband
(high-internet connection) from your cable or telephone company, your modem,
most likely, is a rectangular box that is connected to your PC. If you use an
internet connection where your PC has to dial a phone number every time you
want to connect to the Internet (Dialup connection), your modem, most likely,
is located inside of your PC.
NIC
NIC (Network Interface Card) is also called Network Adaptor. Most new PCs
come equipped with NIC. NIC is used to take information from your PC to your
Broadband Modem. Think of NIC as your mouth and ears. Think of your Broadband
Modem as your telephone handset. If you are using a Dialup, NIC is not part of
your Internet connection. Another use for NIC is when you are trying to share a
printer or another PC related device between two or more computers.
Motherboard
Motherboard is also known as system board or a main board. It is the largest
component of a computer system. It physically holds or physically connects all
the interior and exterior components of your computer system. Motherboard is
the circuit board that is located on one of the sides of the interior of a
typical PC.
So, let’s review:
Software
Computer programs let’s you
interact with the computer hardware and achieve results
Through computer programs,
you can see, hear, create, save, and share your results with others