A photoblog is a form of blog in which the focus is on photos and photo sharing instead of the text of the author. The key difference between a regular blog and a photoblog is the heavy use and focus of photos rather than text. Photoblogs tend to be more visually appealing to viewers than text-based blogs. A photoblog is also known as a plog or...
A boot sector virus is a computer virus that infects a storage device's master boot record (MBR). It is not mandatory that a boot sector virus successfully boot the victim's PC to infect it. As a result, even non-bootable media can trigger the spread of boot sector viruses. These viruses copy their infected code either to the floppy disk's boot sector or to the hard disk's partition table. During start-up, the virus gets loaded to the computer's memory. As soon as the virus is saved to the memory, it infects the non-infected disks used by the system.
The propagation of boot sector viruses has become very rare since the decline of floppy disks. Also, present-day operating systems include boot-sector safeguards that make it difficult for boot sector viruses to infect them.
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