Computer Memory Unit | Computer Science One Shot | Types & Units | Computer Science by Sanjay Sir

Computer Memory Unit | Computer Science One Shot | Types & Units | Computer Science by Sanjay Sir #computer #theofficersacademy

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🔥 Learn the Complete Concept of Computer Memory Unit in one session with Sanjay Sir, covering types, units, conversions, and functions of computer memory in a simple, exam-focused way!
This class is specially designed for BPSC TRE 4.0, CTET, UPTET, STET, REET, SSC, Banking, and Railway Exams, where Computer Awareness & ICT are important sections.

🧠 What You’ll Learn in This Class
Introduction to Computer Memory — Primary, Secondary & Cache Memory

Units of Memory Measurement:
Bit, Nibble, Byte, Kilobyte (KB), Megabyte (MB), Gigabyte (GB), Terabyte (TB), Petabyte (PB)

Types of Computer Memory:

Primary Memory: RAM, ROM, PROM, EPROM, EEPROM
Secondary Memory: Hard Disk, Pen Drive, CD/DVD, SSD
Cache & Virtual Memory
Difference Between Volatile and Non-Volatile Memory
Registers and Storage Devices
Hierarchy of Memory (Memory Pyramid)
Data Storage & Conversion: Bit to Byte, KB to MB, MB to GB, etc.
Important Questions & PYQs from BPSC, STET, and CTET

🎯 Why You Should Watch This Class
Complete Memory Unit Topic in One Shot Class
Concept + Theory + Tricks + PYQs – all in one session
Based on latest exam pattern (2025)
Perfect for ICT & Computer Awareness Sections
Simple explanation by Sanjay Sir, expert faculty from The Officers Academy

📚 Best For
✅ BPSC TRE 4.0 / STET / Bihar Teacher Exam
✅ CTET 2026 / UPTET 2025 / REET / Super TET / DSSSB
✅ SSC / Railway / Banking / State PSC / Computer Awareness Exams
✅ Students preparing for ICT / Computer Science Sections

💡 Exam-Relevant Facts (Quick Revision Notes)
1 Byte = 8 Bits
1 KB = 1024 Bytes
1 MB = 1024 KB
1 GB = 1024 MB
1 TB = 1024 GB

RAM is Volatile, ROM is Non-Volatile

Cache Memory increases CPU performance

Hard Disk is a Secondary Storage Device

Registers are the fastest memory units inside the CPU


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