Essay On Defragment

System software is the software used to run and maintain the pc these are essential to the pc and without it the pc would not function

The users are recommended to scan the computer with an anti-malware program in case the user detect any out of the ordinary activities of the

A website places a cookie on your computer to remember certain data so it may run smoother when you return to the site, some government’s collect data to collect data for national security, Google can also collect data to send to marketing companies.

In computing, utility programs (in English: plugins) or plug –INS are add- one or extensions leads to more tasks and functions.

2. When an antivirus application identifies a virus and quarantines this file, does this mean the computer is free of the virus and any malicious software?

Antivirus is programming program that outline to make PC gradually in light of the fact that programmer can be take the secret word and furthermore the records can be erase frame desktop and imperative things like video and picture there case about that treats, worms and Trojans.

a File or space on the hard drive where data from RAM is "swapped" in order to preserve space.

Antivirus software is something we use to protect our computers from viruses .we use software's such as Norton security and MacAfee.

As we know virus protection software is a code written by one of the programing languages that we know. This code works as a search engine looking for infected files in the entire system or specific locations on the system. The idea depends on two important factors which are, search engine and viruses’ data base. The following scenario explains how people get viruses and how virus protection software works.

decreases the success rate of hackers by limiting the available targets. While not required for safe web browsing, security software can effectively eradicate the small number of viruses that do actually exist for Macintosh computers.

Security software limits access to programs and data files, and keeps a log of programs and files that have been accessed, which is then reviewed by the security manager daily.

Computer virus is a program that can copy itself and infect a computer without the permission or knowledge of the user. Viruses perform some type of harmful activity such as accessing private information or corrupting

• Test, maintain, and monitor computer programs and systems, including coordinating the installation of computer programs and systems.

Virus detection software must be updated on a regular basis to help protect honesty of systems. Hardware and passwords have to be changed sporadically and carefully to protect from unapproved access to database, computer systems, etc. Distinctive physical and software controls should be established for systems having delicate and/or confidential information.

There are an enormous amount of malicious software programs. The most common types are known as viruses and spyware. Spyware has