220-802 · Question #849
A technician is setting up new partitions on a 1TB drive for the purpose of running multiple operating systems. Which of the following represents the MAXIMUM number of primary partitions the drive…
The correct answer is A. 4. The MBR (Master Boot Record) partition scheme limits a disk to a maximum of 4 primary partitions due to the fixed size of the partition table.
Question
A technician is setting up new partitions on a 1TB drive for the purpose of running multiple operating systems. Which of the following represents the MAXIMUM number of primary partitions the drive can hold?
Options
- A4
- B8
- C64
- D1024
How the community answered
(47 responses)- A87% (41)
- B6% (3)
- C4% (2)
- D2% (1)
Why each option
The MBR (Master Boot Record) partition scheme limits a disk to a maximum of 4 primary partitions due to the fixed size of the partition table.
An MBR disk stores its partition table in the first 512-byte sector of the disk, and that table has space for exactly 4 partition entries. This hard limit of 4 primary partitions has been a fundamental constraint of the MBR standard since its introduction. To use more partitions, one primary partition must be designated as an extended partition containing logical drives.
8 primary partitions is not a supported limit under the MBR partition scheme; this limit applies only with GPT-based layouts on some systems.
64 primary partitions is not a valid MBR limit; some GPT implementations allow up to 128 partitions but not under MBR.
1024 is not a primary partition limit for any standard disk partitioning scheme and reflects a misunderstanding of the MBR specification.
Concept tested: MBR primary partition count limit
Source: https://learn.microsoft.com/en-us/windows-server/storage/disk-management/initialize-new-disks
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