5.3 Troubleshooting Storage Devices Flashcards
What is the problem likely with if the system cannot find a bootable device?
The problem is likely with the MBR or GPT
Give three error messages that may appear if the system cannot find a bootable device.
- Bootable device not found
- Operating system not found
- Invalid drive specification
Name three possible causes of a boot issue.
- SSD/Hard drive
- Removable media
- Network
What is GUID Partition Table (GPT)?
A specialised boot scheme with modern advantages
How do the UEFI and BIOS set the prioritised boot order?
Based on their configurations
Which storage device spins and moves the read/write head across the platter?
Hard disk drive (HDD)
Which drives have a limit on the amount of time to read and write data?
Solid-state drives
What problem would clicking or grinding noises indicate?
A hard disk drive mechanical problem
How can you stop a disk being used as a swap file or page file?
By adding more physical memory
Define a sector.
A physical spot on a formatted disk that holds information.
Define a block.
The smallest unit of data storage that is used to read or write data from/to a file.
What tool can you use to identify bad sectors and try to recover them?
Disk utility
What does SMART do?
Monitors the hard drive’s health status, monitors input/output operations per second (IOPS) and alerts the OS if there is a failure
Do HDDs or SSDs have a lower IOPS?
HDDs
What could low IOPS indicate?
An issue with the hardware or software
