Micrscopic smooth place-smooth (lan)
Pit-is 1
CD
DVD
BlueRay
Graphical User Interface
Microscopic on/off buttons
,Term 3 of 30
The Internet vs. the WWW
Operating System- RAM
Applications
•Most important example is: RAM (Random Access Memory)
•Temporary-requires constant electricity to hold data and programs
Smaller
Faster
CTRL+Enter
• The Internet came first
• World Wide Web is the largest portion of the
Internet
• The Internet is bigger than the WWW and is
used for other tasks: Transfer Files (FTP),
phone calls (Voice over IP)
Term 4 of 30
Define Computer
Windows Server
Linux
Central Processing Unit
-Easier if headings are set first
Multi-purpose tool
Versatile
Term 5 of 30
Examples of NOS
Local Area Network
-Easier if headings are set first
Windows Server
Linux
Central Processing Unit
,Term 6 of 30
What is Graphical User Interface?
A GUI uses a mouse and icons
Users launch programs and do other tasks by pointing and clicking and dragging
Larger than a P2P -can connect hundreds of computers
Will always have one or more centralized Servers
Serversare high-end machines with one or more high capacity, fast hard drives -files can
be access and saved quickly.
Client computers do not share files with other clients
Client computers can access shared files that are on a server
A Client/Server LAN requires aNetwork Operating System (NOS).
Micrscopic smooth place-smooth (lan)
Pit-is 1
CD
DVD
BlueRay
•Most important example is: RAM (Random Access Memory)
•Temporary-requires constant electricity to hold data and programs
Smaller
Faster
, Term 7 of 30
What does an operating system do?
Larger than a P2P -can connect hundreds of computers
Will always have one or more centralized Servers
Serversare high-end machines with one or more high capacity, fast hard drives -files can
be access and saved quickly.
Client computers do not share files with other clients
Client computers can access shared files that are on a server
A Client/Server LAN requires aNetwork Operating System (NOS).
A P2P LAN is small -10 computers or less
A P2P LAN does not have a Server computer
-all computers on a P2P LAN are clients (regular computers like desktops or laptops)
On a P2P LAN, each client can make files available to other users on the network
Network Operating System
Manages a computer system
Starts the computer (ROM BIOS chip)
Manages RAM
Provides support to Applications
The OS handles common routines such as
Saving Files to secondary storage
Printing
Manages the Hard Drive (Secondary Storage)
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller selftest. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.00. You're not tied to anything after your purchase.