-Whats the largest network on the planet? The Internet
-The internet is a client/server model
-IP Address=an address the same way a house has an address.
-http:/www.yahoo.com = the domain name
-Know all the .coms, .orgs, .nets etc
-A browser is an applica
Computer storage is the variety of ways a computer system can store (save) data
Stored information includes spreadsheets, documents, graphics, software, drivers,
or any of the hundreds of file types used by a computer.
Business Storage Stratagies:
In business, organizations need to carefully consider where and when to store their
data and information.
Capacity: how much data and information can it hold?
Access time: how long does it take to restore data?
Advances in tec
To save the ones and zeros, the system needs to be able to record, or write them on
the appropriate media, which in turn needs to be accessed, or read for future use.
The most common way to read and write to digital media is on to a spinning
-Difference between application and system software.
-Software suite/productivity suite= i.e. Microsoft Office
-When an Office 2007 application comes up, its called a Window, hence Microsoft
-Ribbons are part of GUI
-Adobe makes Adobe Writer which
-Spyware=program that capture or takes control of a computer without the user
Denial-of-Service attack (DoS Attack)=
System patches come in for Operating Systems
-All files should be backed up in case of a virus.
-Registry: Always changes, dynamic, it is a dynamic database.
-The main utility you can have is a virus utility
-$@^*#(@$&)@#$#&Q! are called special characters. This makes it a strong
-The problem is that you forget it easier.
-RAM makes a compu
Random access memory (RAM)- primary storage.
Type of storage that allowed stored data to be accessed in any (random) order w/o
physical movement of the storage media.
Considered volatile memory will be lost if not stored to hard drive (non-volatile
Stand-alone- computer not on the internet
Transmission control protocol and Internet Protocal (TCP/IP)
- set of rules for transferring information from one computer to another. Like traffic
- files broken into packets and passing
-LAN; a computer network that is really small. For small businesses
-Campus Area Network: Connects two or more LANs
-Metro Area Network: Bigger than a CAN, but takes place in a city or a town
-Wide Area Network: a big area that connects LANs, CANs and MAN