MBR(Master Boot Recorder)

                                              MBR (Master Boot Record)

A master boot record (MBR) is a special type of boot sector it created at the beginning of partition of computer mass storage devices like removable drives intended use with IBM PC-compatible systems beyond. The concept of MBRs was publicly introduced in 1983.

The MBR holds the information on how the partition, containing file systems, are organized on that medium. The MBR code is usually referred to as a boot loader. MBRs are not present on non-partitioned media like floppies, super floppies or other storage device configured to behave as such.

Developer: IBM PC

Programmer writer: David Litton

Year: June 1982

Partition support: 4

One partition of MBR are reserved for DOS use. MBR always in the first sector of the computer hard drive that instruct our PC how to partition of hard drive & how to load the Operating system. MBR   works with disks up to 2 TB of size, more than the 2 TB space MBR doesn’t handle it. In MBR there is fixed partition level is 4 if you want to increase partition level you have to make one partition Extended partition and create a logical partition inside it.