Summary
Summary Full CAT Abbreviations Notes
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In-depth and full list of all Computer Applications Technology (CAT) Abbreviations for Grade 11 and Grade 12 IEB syllabus
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Hardware AbbreviationsSystem Units
• CPU – Central Processing Unit
• GHz – Gigahertz
• RAM – Random Access Memory
• DIMM – Dual Inline Memory Module
• SRAM – Static RAM
• DRAM – Dynamic RAM
• SDRAM – Synchronous Dynamic RAM
• DDR SDRAM – Double Data Rate Synchronous Dynamic RAM
• ROM – Read-Only Memory
• PROM – Programmable ROM
• EPROM – Erasable Programmable ROM
• EEPROM – Electrically Erasable Programmable ROM
• BIOS – Basic Input/Output System
• GPU – Graphics Processing Unit
• FPS – Frames Per Second
• VRAM – Video RAM
• CMOS – Complementary Metal-Oxide Semiconductor
• BIOS – Basic Input/Output System
• USB – Universal Serial Bus
• HDMI – High-Definition Multimedia Interface
• VGA – Video Graphics Array
• DVI – Digital Video Interface
• NFC – Near Field Communication
• RF – Radio Frequency
Secondary Storage
• SSD – Solid State Drive
• HDD – Hard Disk Drive
• SATA - Serial Advanced Technology Attachment
• PCIe – Peripheral Component Interconnect Express
• NVMe – Non-Volatile Memory Express
• PCI - Peripheral Component Interconnect
• CD – Compact Disc
• DVD - Digital Versatile Disc
• KB – Kilobyte
• MB – Megabyte
• GB – Gigabyte
• TB – Terabyte
• PB – Petabyte
• EB – Exabyte
Input Devices
• QR – Quick Response
• DSLR – Digital Single-Lens Reflex
• ISO - International Organisation for Standardisation
• DPI – Dots Per Inch
• OMR – Optical Mark Recognition
• MICR – Magnetic Ink Character Recognition
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