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Drive Partitioning Borislav Varadinov Telerik Software Academy academy.telerik.com System Administrator Marian Marinov CEO of 1H Ltd.

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Presentation on theme: "Drive Partitioning Borislav Varadinov Telerik Software Academy academy.telerik.com System Administrator Marian Marinov CEO of 1H Ltd."— Presentation transcript:

1 Drive Partitioning Borislav Varadinov Telerik Software Academy academy.telerik.com System Administrator Marian Marinov CEO of 1H Ltd. mm@1h.com bobi@itp.bg

2  Disk Structure  Partitions  MBR  GPT  Partition Table 2

3 3 Чиния Вилица Двойна Вилица!?!?!? Бисерите в курса по ОС: "Все едно се редуват: чиния, вилица; чиния, вилица; чиния, вилица; а между две чинии има... двойна вилица!" Бисерите в курса по ОС: "Все едно се редуват: чиния, вилица; чиния, вилица; чиния, вилица; а между две чинии има... двойна вилица!"

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5  Dividing a hard disk drive into multiple logical storage units  Partitions are treated by the operating system as an independent storage area  Can be used for separation of OS data and application/user data.  Each partitions has own file system 5 Partitions are collections of contiguous sectors on a storage device. Each partitions is separated part from other portions of the disk.

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7  A master boot record consists of three major pieces:  Master boot codе  Master partition table  Disk signature (optional) 7 The master boot record is created when a hard drive is partitioned but is not located within a partition. The master boot record is located on the first sector of a disk

8  Records a partition’s type  Stores a partition’s starting sector and size  it is always located on the same disk as the partition 8 The partition table consists of four entries that define the locations of as many as four primary partitions on a disk

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10  Primary Partitions  Limited to only four per physical drive  Required for a system to boot  Extended Partition  There is only one per physical drive  Subdivided into a number of logical drives  The number of logical drives is limited only by the amount of available disk space 10

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