There is no direct figure as to how many computer viruses there are because new viruses emerge almost every day. However, in 2008, there were more than 1 million computer viruses. According to zdnet.com, in 2012, the Symantec virus definition file contained over 17 million separate signatures.Know More
The first computer virus was detected in the early 1970s and was known as the Creeper virus. Systems infected with this virus displayed the message "I'm the creeper, catch me if you can." Since then, hundreds of thousands of viruses have been created that perform different types of harmful activity.
Computer viruses cause untold havoc, reportedly costing companies millions of dollars each year. The easiest way to protect your system from a virus is to invest in an antivirus program. Antivirus applications work as a shield and scan your system for any suspicious file or application.Learn more about Software
A computer word is a unit of data that has defined length expressed in bits. The bit length of a computer word typically corresponds to the width of the computer's data bus, which allows a single CPU operation to move it from storage to processor register.Full Answer >
Software designed to monitor computer activity can be found under Processes in the Task Manager on a PC. Simply press Ctrl-Alt-Del to bring up the Task Manager. On a Mac, open up Gadgets and Gizmos, and then click Utilities and Activity Monitor to pull up the running processes.Full Answer >
The clipboard on a computer is not a specific software that can be accessed; it is a tool used by the computer to save cut or copied information for pasting to another location. Accessing the clipboard on computers that use Windows Vista, 7 or 8, requires third-party software.Full Answer >
Search through the Internet history and temporary Internet files on your computer to find what information has been viewed on your computer. Check the browsing history on each separate browser that is in use. Install a monitoring software to see anything that may have been deleted.Full Answer >