Storage Systems Notes | Basic Computer Engineering | RGPV BTech First Year

Storage Systems Notes | Basic Computer Engineering | RGPV BTech First Year


Storage Systems

Storage System Computer System рдХрд╛ рдПрдХ рдорд╣рддреНрд╡рдкреВрд░реНрдг рднрд╛рдЧ рд╣реИ рдЬрд┐рд╕рдХрд╛ рдЙрдкрдпреЛрдЧ Data, Information рддрдерд╛ Programs рдХреЛ рд╕реБрд░рдХреНрд╖рд┐рдд рд░рдЦрдиреЗ рдХреЗ рд▓рд┐рдП рдХрд┐рдпрд╛ рдЬрд╛рддрд╛ рд╣реИред Storage Devices Computer рдХреЛ рдмрдбрд╝реА рдорд╛рддреНрд░рд╛ рдореЗрдВ Data рдХреЛ рд▓рдВрдмреЗ рд╕рдордп рддрдХ Store рдХрд░рдиреЗ рдХреА рд╕реБрд╡рд┐рдзрд╛ рдкреНрд░рджрд╛рди рдХрд░рддреЗ рд╣реИрдВред рдЖрдзреБрдирд┐рдХ Computing рдореЗрдВ Storage Systems рдХрд╛ рдЙрдкрдпреЛрдЧ Personal Computers, Servers, Data Centers, Cloud Computing рддрдерд╛ Enterprise Applications рдореЗрдВ рдХрд┐рдпрд╛ рдЬрд╛рддрд╛ рд╣реИред


Introduction

рдЬрдм Computer рдХрд┐рд╕реА Data рдХреЛ Process рдХрд░рддрд╛ рд╣реИ рддреЛ рдЙрд╕реЗ рднрд╡рд┐рд╖реНрдп рдореЗрдВ рдЙрдкрдпреЛрдЧ рдХреЗ рд▓рд┐рдП Store рдХрд░рдиреЗ рдХреА рдЖрд╡рд╢реНрдпрдХрддрд╛ рд╣реЛрддреА рд╣реИред Memory рдЬреИрд╕реЗ RAM Temporary Storage рдкреНрд░рджрд╛рди рдХрд░рддреА рд╣реИ рдЬрдмрдХрд┐ Storage Systems Permanent Data Storage рдЙрдкрд▓рдмреНрдз рдХрд░рд╛рддреЗ рд╣реИрдВред Storage System Computer рдХреА Data Retention Capability рдХреЛ рдирд┐рд░реНрдзрд╛рд░рд┐рдд рдХрд░рддрд╛ рд╣реИред

Storage Devices рдмрдбрд╝реА рдорд╛рддреНрд░рд╛ рдореЗрдВ Data рдХреЛ рд╕реБрд░рдХреНрд╖рд┐рдд рд░рдЦрддреЗ рд╣реИрдВ рддрдерд╛ рдЖрд╡рд╢реНрдпрдХрддрд╛ рдкрдбрд╝рдиреЗ рдкрд░ рдЙрд╕реЗ рдкреБрдирдГ рдЙрдкрд▓рдмреНрдз рдХрд░рд╛рддреЗ рд╣реИрдВред


Definition of Storage System

Storage System Hardware рдФрд░ Software Components рдХрд╛ рдРрд╕рд╛ рд╕рдореВрд╣ рд╣реИ рдЬреЛ Data рдХреЛ Store, Manage рддрдерд╛ Retrieve рдХрд░рдиреЗ рдХрд╛ рдХрд╛рд░реНрдп рдХрд░рддрд╛ рд╣реИред

Storage System = Data Storage + Data Retrieval + Data Management


Objectives of Storage System

  • Permanent Data Storage
  • Data Security
  • Efficient Data Retrieval
  • Backup and Recovery
  • Large Capacity Storage
  • Reliable Data Management

Classification of Storage Systems

  1. Primary Storage
  2. Secondary Storage
  3. Tertiary Storage
  4. Cloud Storage

1. Primary Storage

Primary Storage CPU рджреНрд╡рд╛рд░рд╛ Directly Access рдХреА рдЬрд╛ рд╕рдХрддреА рд╣реИред рдЗрд╕рдХрд╛ рдЙрдкрдпреЛрдЧ Program Execution рдХреЗ рджреМрд░рд╛рди рдХрд┐рдпрд╛ рдЬрд╛рддрд╛ рд╣реИред

  • RAM
  • ROM
  • Cache Memory

2. Secondary Storage

Secondary Storage Permanent Data Storage рдкреНрд░рджрд╛рди рдХрд░рддреА рд╣реИред

  • Hard Disk Drive (HDD)
  • Solid State Drive (SSD)
  • Optical Disk
  • USB Flash Drive

3. Tertiary Storage

Tertiary Storage рдХрд╛ рдЙрдкрдпреЛрдЧ Large Scale Backup рддрдерд╛ Archiving рдХреЗ рд▓рд┐рдП рдХрд┐рдпрд╛ рдЬрд╛рддрд╛ рд╣реИред

  • Magnetic Tape
  • Automated Tape Libraries

4. Cloud Storage

Cloud Storage Internet рдХреЗ рдорд╛рдзреНрдпрдо рд╕реЗ Remote Servers рдкрд░ Data Storage рдкреНрд░рджрд╛рди рдХрд░рддреА рд╣реИред

  • Google Drive
  • OneDrive
  • Dropbox
  • Cloud Servers

Hard Disk Drive (HDD)

Hard Disk Drive Magnetic Technology рдкрд░ рдЖрдзрд╛рд░рд┐рдд Storage Device рд╣реИред рдЗрд╕рдореЗрдВ Data Magnetic Platters рдкрд░ Store рдХрд┐рдпрд╛ рдЬрд╛рддрд╛ рд╣реИред

Advantages of HDD

  • Large Storage Capacity
  • Low Cost
  • Widely Available

Disadvantages of HDD

  • Slower Speed
  • Mechanical Failure Risk
  • Higher Power Consumption

Solid State Drive (SSD)

SSD Flash Memory Technology рдкрд░ рдЖрдзрд╛рд░рд┐рдд Storage Device рд╣реИред рдЗрд╕рдореЗрдВ рдХреЛрдИ Moving Parts рдирд╣реАрдВ рд╣реЛрддреЗред

Advantages of SSD

  • High Speed
  • Low Power Consumption
  • Shock Resistant
  • Reliable Performance

Disadvantages of SSD

  • Higher Cost
  • Limited Write Cycles

Optical Storage

Optical Storage рдореЗрдВ Laser Technology рдХрд╛ рдЙрдкрдпреЛрдЧ рдХрд░рдХреЗ Data Read рдФрд░ Write рдХрд┐рдпрд╛ рдЬрд╛рддрд╛ рд╣реИред

  • CD
  • DVD
  • Blu-ray Disc

Storage Devices Comparison

Device Speed Capacity Cost
HDD Moderate High Low
SSD Very High High High
Optical Disk Low Moderate Low

Characteristics of Storage Systems

  • Large Storage Capacity
  • Data Persistence
  • Reliability
  • Data Security
  • Backup Support
  • Scalability

Advantages of Storage Systems

  • Long Term Storage
  • Data Backup
  • Large Capacity
  • Easy Data Retrieval
  • Improved Data Security

Limitations

  • Hardware Failure Risk
  • Maintenance Requirement
  • Cost of High-End Storage
  • Data Recovery Complexity

Applications

  • Personal Computers
  • Enterprise Systems
  • Cloud Computing
  • Data Centers
  • Database Systems
  • Scientific Research
  • Multimedia Storage

Industrial Importance

  • Cloud Infrastructure
  • Banking Systems
  • Healthcare Records
  • E-Commerce Platforms
  • Big Data Analytics
  • Artificial Intelligence Systems

Viva Questions

  1. What is a Storage System?
  2. What is HDD?
  3. What is SSD?
  4. What is Cloud Storage?
  5. What is Optical Storage?
  6. Differentiate between HDD and SSD.
  7. What are Storage Devices?
  8. What is Secondary Storage?
  9. What is Data Backup?
  10. What is Tertiary Storage?

Exam Oriented Important Questions

  1. Define Storage System.
  2. Explain Types of Storage Systems.
  3. Differentiate between HDD and SSD.
  4. Write a Note on Cloud Storage.
  5. Explain Optical Storage Devices.
  6. Discuss Advantages of Storage Systems.
  7. Describe Applications of Storage Systems.

Conclusion

Storage Systems Computer Infrastructure рдХрд╛ рдорд╣рддреНрд╡рдкреВрд░реНрдг рднрд╛рдЧ рд╣реИрдВред рдпреЗ Data рдХреЛ рд╕реБрд░рдХреНрд╖рд┐рдд рд░рдЦрдиреЗ, Backup рдкреНрд░рджрд╛рди рдХрд░рдиреЗ рддрдерд╛ Efficient Data Access рд╕реБрдирд┐рд╢реНрдЪрд┐рдд рдХрд░рдиреЗ рдореЗрдВ рд╕рд╣рд╛рдпрддрд╛ рдХрд░рддреЗ рд╣реИрдВред рдЖрдзреБрдирд┐рдХ Computing Environment рдореЗрдВ Storage Systems рдХреА рднреВрдорд┐рдХрд╛ рдЕрддреНрдпрдВрдд рдорд╣рддреНрд╡рдкреВрд░реНрдг рд╣реИред

Related Articles

Manipulators in C++ Notes | endl, setw, setprecision, setfill | Basic Computer Engineering | RGPV BTech First Year

0...

Read More тЖТ

Type Conversion in C++ Notes | Basic Computer Engineering | RGPV BTech First Year

Type Co...

Read More тЖТ

Assignment Operator in C++ Notes | Basic Computer Engineering | RGPV BTech First Year

Assignm...

Read More тЖТ

Copy Constructor in C++ Notes | Basic Computer Engineering | RGPV BTech First Year

Copy Co...

Read More тЖТ

this Pointer in C++ Notes | Basic Computer Engineering | RGPV BTech First Year

this Po...

Read More тЖТ