1.1.2. Primary Memory RAM ROM Cache Secondary storage device
This video will let you know about
1.1 Primary Memory RAM ROM Cache Secondary storage device under WBCHSE Xi COMA. Here are downloadable pdfs in
Bengali:
https://1drv.ms/b/c/e7b85314624b34e3/...
as well as
English:
https://1drv.ms/b/c/e7b85314624b34e3/...
Timestamps:
-----------------------------------
00:00 | Types of Memory
01:40 | Memory
02:23 | Primary Memory:
04:30 | RAM (Random Access Memory)
07:19 | DRAM (Dynamic Random Access Memory)
08:50 | SRAM (Static Random Access Memory)
10:29 | ROM (Read Only Memory)
12:09 | PROM (Programmable Read Only Memory)
12:44 | EPROM (Erasable Programmable Read Only Memory)
13:15 | EEPROM (Electrically Erasable Programmable Read-Only Memory)
13:53 | Secondary Memory:
16:11 | Magnetic Storage Devices:
17:37 | Floppy Disk
18:45 | Hard disk drive (HDD)
19:34 | Optical Storage Devices:
20:54 | CD (Compact Disc)
21:20 | DVD (Digital Versatile Disc)
21:45 | BRD (Blu-ray Disc)
22:46 | Solid-State Storage Devices:
24:23 | USB Flash Drive
24:47 | Memory Card (SD Card, MicroSD)
25:20 | Solid-State Drive
26:17 | Cache Memory
29:26 | L1 Cache (Level 1)
30:08 | L2 Cache (Level 2)
31:23 | L3 Cache (Level 3)
33:09 | Units of Memory
33:20 | KB, MB, GB, TB, PB, EB, ZB, YB
33:24 | CPU Memory Data Interchange
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