Logical data recovery is a process of recovering data that has been lost due to logical failures. Businesses and people worry about data loss in the digital age. Hardware failure, software malfunction, unintentional deletion, and more can cause data loss. Logical data loss is inevitable.

- Basic About Storage Devices.

- Different Partition Basic.

- Common Problems @ Solution.

- Software Used For Data Recovery.

- Case Study Of Logical Problems.

- Hdd, SSD, Memorycard, Cf Card, Pendrive Data Recovery.

Course Details

1 – Introduction To Storage Devices
1. 1 – Number System – Hexa, Octal, Decimal, ascii, Binary.
2. 2 – All Type Of Storage Device – Hard Disk, SSD, Pendrive, Memory Card, Cctv Hdd, Sass Hdd ETC.
3. 3 – Different Between Hard Disk And SSD.
4. 4 – Hard Disk Size & Types By Connector.
5. 5 – Basic About Os With Different Version.
6. 6 – Hard Disk Models Chart By Company.
7. 7 – Hard Disk From Inside.
2 – Hard Disk Data Recovery Common Problems With Fault
1. 1 – Logical Problems ( Software Problems ).
2. 2 – Pyhsical Problems ( Hardware Problems ).
  1. – Electronics Failure ( Pcb Problems ).
  2. – Mechanical Failure ( Moving Parts, Prob ).
3. 3 – Firmware Corruption / Damage ( Firmware, Internel Service area Damage ).
4. 4 – Common Faults Of Logical Problems.
  1. – MBR Failure.
  2. – Boot Sector Failure.
  3. – Os Crash Or Malfunction.
  4. – Partition Shown But No Access.
  5. – Partition Not Shown.
  6. – Formatted Storage Devices.
  7. – Deleted Data.
  8. – Format Error Message.
  9. – Data Loss Due To Virus.
  10. – Not initialized Storage.
  11. – And More Problems Are Coverd.
5. 5 – Cause Of Logical Failure.
6. 7 – Electronics Failure Main Problems.
7. 8 – Mechanical Failure Problems.
8. 9 – Basic Parts Of The Circuit.
9. 10 – Pcb Problems :- Symptoms Of PCB Failure.
10. 11 – Firmware Problems And Firmware Program Devices.
3 – Understanding Hard Disk Structure.
1. 1 – Hard Disk Parts Identify.
2. 2 – Disk Platter.
3. 3 – Numbers Of Platters, How Does It Matter?
4. 4 – Read Write Head.
5. 5 – Hdd Head Clearance.
6. 6 – Spindle Motor.
7. 8 – Head Arm And Head Actuator, Air Filter.
8. 9 – Track, Sector, Cluster, Cylinder.
9. 10 – Disk Structure.
10. 11 – Head Cylinder Track Sector Explanation.
11. 12 – CHS / LBA

4 – Hard Disk Internal Parts.
1. 1 – Hard Disk PCB Components.
2. 2 – Flash, MCU, TVS Diodes, Head & Contacts.
3. 3 – Memory, Motor Contacts, Shock Sensor.
4. 4 – Motor Contacts, Breath Hole, Head Contacts.
5. 5 – Platters Clamp, Recirculation Filter, HSA, Top Dumper, Top Platter, Top Magnet.
6. 6 – Head inspection – Bearing, Voice Coil, HGA, Arm
7. 7 – Platter inspection – Number Of Platter, Splindel Hub, Spacer Ring, Secound Platter.
5 – How Data Store In Hard Disk ?
1. 1 – Fat File System.
2. 2 – What Is File System ?
3. 3 – Types Of File System.
4. 4 – Dos Windows.
5. 5 – FAT, FAT32, FAT16, FAT12, REFS,NTFS.
6. 6 – Windows File System, Linux File System, Mac Os File System, BSD, Solaris, Unix file systems
7. 7 – MBR, Boot Record Logical Location.
8. 7 – Bad Block Table – Plist, Glist.
6 – Format Partition & Booting Concept.
1. 1 – Low Level Formatting.
2. 2 – High Level Formatting.
3. 3 – Master Partition Table.
4. 4 – Master Boot Code.
5. 5 – Service Area, User Area, Unused Area.
7 – Data Recovery Software Used For Different Problems.
1. 1 – Partition Deleted, Not Shown, Error, MBR.
2. 2 – Format, Deleted, Files Recovery.
3. 3 – Format, Delete Perment ( 0 Fill ).
4. 4 – Hard Disk Status ( Life, Temperature, Smart ETC ).
5. 5 – Usb Pendrive Memory Card Software Backup.
6. 5 – Raid Recovery Software.
7. 5 – Corrupted Files Recovery Software.
8. 5 – Other Software.
6 – Question & Answer Session

Course Details

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