Important Terms
1.1.1.1
1. Computer case 2. Alternating-current (AC) power 3. Direct- current (DC) power 4. Motherboard 5. Form factor 6. Bay
1.1.1.2
7. Uninterruptible power supply (UPS) 8. Power inverter 9. Molex keyed connector 10. Berg keyed connector 11. SATA keyed connector 12. 20-pin or 24-pin slotted connector 13. 4-pin to 8-pin auxiliary (AUX) power connector 14. PCIe power connector
1.1.1.3
15. Voltage (V) 16. Current (I) 17. Power (P) 18. Resistance (R) 19. Capacitors
1.1.2.1
20. Central Processing Unit (CPU) 21. Random access memory (RAM) 22. Expansion slots 23. Heat sink 24. Fan 25. Basic input/output system (BIOS) chip 26. Chipset 27. Circuitry 28. Advanced Technology Extended (ATX) form factor
1.1.2.2 29. Input/Output(I/O) ports 30. ITX form factor 31. Northbridge 32. Southbridge 33. Pin grid array (PGA) 34. Land grid array(LGA) 35. Zero insertion force (ZIF) 36. Reduced Instruction Set Computer (RISC) 37. Complex Instruction Set Computer (CISC) 38. Hyperthreading 39. Hypertransport 40. Megahertz(MHz) 41. Gigahertz(GHz) 42. Front side bus (FSB) 43. Bit 44. Overclocking 45. Throttling 46. Single core CPU 47. Dual core CPU 48. Triple core CPU 49. Quad core CPU 50. Hexa-core CPU 51. Octa-core CPU
1.1.2.3
52. Video adapter cards 53. Graphics processing unit (GPU) 54. Water-cooling system
1.1.2.4
55. Byte 56. Read-only memory (ROM) 57. Programmable ROM (PROM) 58. Erasable programmable ROM (EPROM) 59. Firmware
1.1.2.5
60. Dynamic RAM (DRAM) 61. Static Ram (SRAM) 62. Fast page mode (FPM) DRAM 63. Extended data out (EDO) RAM 64. synchronous dynamic RAM (SDRAM) 65. double data rate (DDR) SDRAM 66. DDR2 SDRAM 67. DDR3 SDRAM 68. RAM bus DRAM (RDRAM)
1.1.2.6
69.