| No. | Item | Definition |
|---|---|---|
| 1. | access | ability to enter or use |
| 2. | account | user’s service or system profile |
| 3. | activation | enabling licensed software use |
| 4. | adapter | device that enables connection |
| 5. | admin | person with full system rights |
| 6. | antivirus | software that blocks malware |
| 7. | attachment | file sent with an email |
| 8. | authentication | proof of user identity |
| 9. | backup | saved copy of data |
| 10. | bandwidth | network data carrying capacity |
| 11. | battery | power source for portable devices |
| 12. | boot | start a computer system |
| 13. | browser | program for viewing websites |
| 14. | bug | error in software |
| 15. | cable | wire used for connection |
| 16. | cache | stored temporary web data |
| 17. | client | computer or program using services |
| 18. | configure | set up options correctly |
| 19. | connectivity | ability to connect to network |
| 20. | cookie | small website data file |
| 21. | crash | fail suddenly and stop working |
| 22. | credential | login identity information |
| 23. | default | original preset option |
| 24. | delete | remove data or files |
| 25. | diagnose | identify the cause of trouble |
| 26. | document | saved text or work file |
| 27. | download | copy from internet to device |
| 28. | driver | software controlling hardware |
| 29. | electronic mail message | |
| 30. | encryption | coding data for protection |
| 31. | error | problem reported by a system |
| 32. | escalate | send issue to higher support |
| 33. | Ethernet | wired network connection standard |
| 34. | extension | internal phone number |
| 35. | file | named collection of data |
| 36. | firewall | security barrier for network traffic |
| 37. | firmware | software built into hardware |
| 38. | flash drive | small portable USB storage |
| 39. | folder | container for files |
| 40. | freeze | stop responding unexpectedly |
| 41. | hard drive | main long-term data device |
| 42. | hardware | physical parts of a computer |
| 43. | headset | headphones with a microphone |
| 44. | install | put software onto a device |
| 45. | internet | global network of connected systems |
| 46. | issue | problem needing attention |
| 47. | knowledge base | collection of support articles |
| 48. | latency | delay in data transfer |
| 49. | license | legal right to use software |
| 50. | lockout | blocked access after failed attempts |
| 51. | login | act of signing into a system |
| 52. | malware | harmful software |
| 53. | memory | temporary working data storage |
| 54. | modem | device connecting to internet service |
| 55. | mouse | hand device for pointer control |
| 56. | mute | turn sound off |
| 57. | network | connected computers and devices |
| 58. | outage | period when service is unavailable |
| 59. | password | secret word for account access |
| 60. | patch | small software fix |
| 61. | permission | allowed level of access |
| 62. | phishing | fraud to steal information |
| 63. | port | socket for plugging devices in |
| 64. | printer | machine that produces paper copies |
| 65. | privilege | special access right |
| 66. | process | running instance of a program |
| 67. | queue | waiting line of jobs |
| 68. | RAM | short-term computer memory |
| 69. | ransomware | malware demanding payment |
| 70. | reboot | restart a computer or device |
| 71. | reset | return to original state |
| 72. | restore | bring back saved data |
| 73. | router | device directing network traffic |
| 74. | save | store changes to a file |
| 75. | server | computer providing shared services |
| 76. | session | period of active connection |
| 77. | settings | adjustable system options |
| 78. | shutdown | turn off a computer |
| 79. | software | programs running on a computer |
| 80. | spam | unwanted email messages |
| 81. | sync | keep data matched across devices |
| 82. | tab | separate page within browser |
| 83. | taskbar | bar with open apps |
| 84. | ticket | record of a support request |
| 85. | timeout | automatic end after inactivity |
| 86. | troubleshoot | find and fix problems |
| 87. | uninstall | remove software from a device |
| 88. | update | newer version or improvement |
| 89. | upload | send from device to internet |
| 90. | URL | web address |
| 91. | USB | common device connection standard |
| 92. | username | name used to sign in |
| 93. | version | specific release of software |
| 94. | virus | malicious program that spreads |
| 95. | volume | sound level |
| 96. | VPN | secure private network connection |
| 97. | webcam | camera for computer video |
| 98. | website | collection of web pages |
| 99. | Wi-Fi | wireless network connection |
| 100. | workaround | temporary way around a problem |