The volume boot sector.
boot files are executable files stored in the boot sector of your hard disk that initializes the operating system on to your computer. examples are boot.ini, ntldr etc. its has 4 way process to on the computer 1.bios 2.post 3.bsc+mbr 4.ram
The BOOTMGR (Boot Manager) is stored in the boot sector of the system partition on a Windows system. It is typically located in the first sector of the hard disk.
boot partitionThe boot partition is the disk partition that contains the Windows operating system files and its support files, but not any files responsible for booting.
A boot sector virus is a computer virus that puts itself in the boot sector of a computer. The boot sector is the partition on the disk drive that contains all of the programs and files necessary for the computer to start up. This ensures that the virus will be executed once the computer is turned on.
The boot routine i believe is stored on the first sector or two of the disk.
boot sector : virus runs on start up of the computer. program: virus runs when you run a specific program.
A Master Boot Record (MBR), or partition sector, is the 512-byte boot sector that is the first sector ("Sector 0") of a partitioned data storage device such as a hard disk.( from: http://en.wikipedia.org/wiki/Master_boot_record )
A boot sector virus. Boot sector viruses place themselves in the MBR (master boot record). This is a partition on the hard disk that contains all of the programs and files necessary for the computer to boot up when it is powered on. The virus places itself here and gains control of the computer before the operating system can gain control.
first sector of the disk
A Trojan horse propagates itself via network connections. Boot sector via files copied from disk to disk.
first the booting files are loaded in the RAM and these files are in the boot sector where operating system is installed . after loading these file then these files load the operating system in the RAM , some portion of RAM is Allocated by the OS. after that window is ready to perform tasks.