Computer Virus
Viruses are the worst form of malicious programs that cause severe havoc to your PC Viruses are self-replicating codes that are written with the purpose of affecting computer hardware, software and even the operating system. Viruses are designed to elude detection and it is quite difficult to dig out a vicious virus. Viruses are largely executable programs that are loaded into computer memory and once executed, they instruct the computer to perform the action dictated by them. In order to be executed, a computer virus rides on top of other programs or documents. A virus can instruct the infected computer to re-write the malicious code onto the computers in the network thereby spreading the contagion from one computer to the next. Viruses can delete files from the hard drive, write themselves to another program, or even spread across the internet through file attachments. Viruses may be categorized into the following
Companion – These viruses create a rogue program with the name of another program existing on your system and trick the PC to run this created program instead of the original one.
Parasitic – These viruses infect executable files or programs in the PC.
Boot sector - These viruses infect boot records in hard disks by copying it elsewhere on the disk or overwriting it. When the computer loads the operating system through infected boot records the viruses also load into the memory.
Data file – These viruses can open, manipulate and close data files, and are usually written in macro language. In most of the cases they infect Microsoft Office Word document.
Being a program themselves, if not removed quickly, viruses can do anything they are designed to do and give rise to a whole host of problems. From spreading themselves and eating up the memory to deleting and damaging files to even formatting the hard disk, Viruses can do anything to your data, information and the functioning of your computer.
Ask PC Experts can resolve all virus problems, clean viruses or malware and install and upgrade these antivirus applications.
Ask PC Experts Computer Repair team will help you install and setup your anti-virus software to protect yourself from computer viruses and identity theft.
Ask PC Experts provides support for the following anti-virus applications:
Symantec Norton Antivirus
McAfee VirusScan
eTrust EZ Antivirus
Trend Micro PC-Cillin
Grisoft AVG Professional
Service Features
1. Virus protection through regular automated tasks
2. Security settings
3. Anti spyware
4. Spam filters
5. Email scanning
6. Firewalls
Companion – These viruses create a rogue program with the name of another program existing on your system and trick the PC to run this created program instead of the original one.
Parasitic – These viruses infect executable files or programs in the PC.
Boot sector - These viruses infect boot records in hard disks by copying it elsewhere on the disk or overwriting it. When the computer loads the operating system through infected boot records the viruses also load into the memory.
Data file – These viruses can open, manipulate and close data files, and are usually written in macro language. In most of the cases they infect Microsoft Office Word document.
Being a program themselves, if not removed quickly, viruses can do anything they are designed to do and give rise to a whole host of problems. From spreading themselves and eating up the memory to deleting and damaging files to even formatting the hard disk, Viruses can do anything to your data, information and the functioning of your computer.
Ask PC Experts can resolve all virus problems, clean viruses or malware and install and upgrade these antivirus applications.
Ask PC Experts Computer Repair team will help you install and setup your anti-virus software to protect yourself from computer viruses and identity theft.
Ask PC Experts provides support for the following anti-virus applications:
Symantec Norton Antivirus
McAfee VirusScan
eTrust EZ Antivirus
Trend Micro PC-Cillin
Grisoft AVG Professional
Service Features
1. Virus protection through regular automated tasks
2. Security settings
3. Anti spyware
4. Spam filters
5. Email scanning
6. Firewalls
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