Surfing the web anonymously by using a proxy is one of the best way to prevent from other people tracking your online activities. Even though proxies are not fool proof, it does make it a little bit complicated for anyone to track your online activities. A proxy works by hiding your real IP address and showing the proxy's IP address. These days, you can find a lot of free proxies just by searching "Free Proxy" in Google.
Happy Surfing!
LAN is Local Area Network which has a communication system meant to link your computer and other devices used for data processing within a small area like a building or an office department. All the LAN devices have a common medium of communication such as fiber optic cable or a twisted pair or a coaxial.
Microprocessors are the main functioning units of the computer. It controls all the internal activities of the computer. It performs logical and arithmetical operations internally and helps in reading and writing externally. The microprocessor can perform functions like addition, subtraction, comparison of two numbers and fetches numbers from one area to the other. When you turn on your computer the microprocessor gets the first set of instructions from the central input/output system or BIOS. Thereafter the BIOS or the operating system that is loaded by BIOS into the computer memory drives the microprocessor to perform as per the instructions given.
When you buy software applications you become a licensed user and have the right to use them. However if you do not purchase them or use them as a non-licensed user it is called software piracy. Software piracy is the illegal use and distribution of software that are used for commercial purposes. This is a criminal offence and invokes punishment.
Codes are signals or symbols that are forms of representation and communication. In computers encoding means the process of placing a series of characters in a special arrangement for the purpose of storage or transmission. Decoding is just the reverse where the encoded format is converted back to a series of characters.
These are drives where you insert your CDs and floppies for copying and storing of data either from your CDs and floppies onto your computer or vice versa. These drives can be removed in case they become faulty and replaced with new ones. They are portable forms of data that are stored as back ups.
An operating system is software program that helps the computer hardware to co-ordinate and operate with the software in your computer. An operating system is mandatory for a computer. Some of the different types of operating systems are the GUI or Graphical User Interface that contains icons and graphics, multi-user where one computer can be operated by multiple users, multiprocessing which uses and supports more than one computer processor, multitasking that allows multiple programs to run at the same time and multi-threading that allows running of the different parts of a software program at the same time.
Software is the information that has been recorded into a CD or a DVD. Most of the software is in the form of programs which has instructions on operating it. Generally you get some readymade software when you purchase your computer system meant for the basic functioning. In case you want to upgrade your computer or want to use other advanced programs then you need to install the software.
All your information is permanently stored in the hard disk. The hard disks have lot of storage space which is referred to as bytes. The hard disk is stored inside the processing unit. When the space in your hard disk is filled it gives you an alert which if unheeded will not function in the manner it is supposed to or may even lead to crashing and permanent destruction of your data.
RAM is Random Access Memory. There is lot of information stored in your computer which you do not use it altogether. But when you are using only a portion of information it gets temporarily stored in the RAM due to which you can retrieve your information in the fastest time possible. The RAM works as long as your computer is running. Once the power is put off all the information disappears from the RAM.