Computer Networks Assessment exercise 2023-2024 with the best and correct marking scheme, Exams of Computer Science

Download Computer Networks Assessment exercise 2023-2024 with the best and correct marking scheme and more Exams Computer Science in PDF only on Docsity! Computer Networks Assessment exercise 2023-2024 with the best and correct marking scheme 1. Computer network - Correct Answers Computers and other hardware devices that are connected to share hardware, software, and data. a. Correct Answers A network in which computers and other devices are connected to the network via physical cables. 2. Wireless network - Correct Answers A network in which computers and other devices are connected to the network without physical cables. 3. Hotspot - Correct Answers a location that provides wireless internet access to the public. 4. mobile phone - Correct Answers A phone that uses a wireless network for communications instead of the regular telephone network 5. cellular phone - Correct Answers a type of mobile phone that communicates via cellular technology 6. satellite phone - Correct Answers a type of mobile phone that communicates via satellite technology 7. telecommute - Correct Answers the act of working from a remote location by using computers and networking technology 8. videoconference - Correct Answers a real time, face to face meeting between individuals physically located in different places conducted through the use of networking technology 9. star network - Correct Answers a network that uses a host device connected directly to several other devices 10. bus network - Correct Answers a network that uses a central cable to which all network devices connect 11. mesh network - Correct Answers a network that uses multiple connections between network devices 12. architecture - Correct Answers the way computers are designed to communicate 13. client-server network - Correct Answers a network that includes both clients and servers 14. client - Correct Answers a computer or other device on a network that requests and uses network resources 15. server - Correct Answers a computer that is dedicated to processing client requests 16. download - Correct Answers to retrieve files from a server to a client 17. upload - Correct Answers to transfer files from a client to a sever 18. peer-to-peer - Correct Answers a network in which the computers on the network work at the same functional levels, and users have direct access to the network devices 19. personal area network (pan) - Correct Answers a network that connects an individual’s personal devices that are located close together 20. local area network (land) - Correct Answers a network that connects devices located in a small geographical area 43. cellular radio transmission - Correct Answers a type of data transmission used with cell phones in which the data is sent and received via cell towers 44. microwaves - Correct Answers high-frequency radio signals that can send large quantities of data at high speeds over long distances 45. microwave station - Correct Answers a device that sends and receives high frequency, high-speed radio signals 46. communications satellite - Correct Answers a device that orbits the earth and relays communications signals over long distances 47. infrared (ire) transmission - Correct Answers a wireless networking medium that sends data as infrared light rays 48. protocol - Correct Answers a set of rules to be followed in a specific situation 49. top/imp - Correct Answers a networking protocol that uses packet switching to facilitate the transmission of messages; the protocol used with the internet 50. Ethernet (802.3) - Correct Answers the most widely used standard for wired networks 51. wife (802.11) - Correct Answers a widely used networking standard for medium-range wireless network 52. WiMAX (802.16) - Correct Answers an emerging wireless networking standard that is faster and has a greater range then Wi-Fi 53. Bluetooth - Correct Answers a networking standard for very short-range wireless connections 54. picante - Correct Answers a Bluetooth network 55. wireless sub - Correct Answers a wireless version of sub designed to connect peripheral devices 56. ultra-wideband - Correct Answers a networking standard for very short range wireless connections among multimedia devices 57. wireless had - Correct Answers an emerging wireless networking specification designed for connecting home consumer devices 58. transfer jet - Correct Answers a networking standard for wireless connections between devices that are touching 59. network adapter - Correct Answers a device used to connect a computer to a network 60. network interface card - Correct Answers a network adapter in the form of an expansion card 61. modem - Correct Answers a device that is used to connect a computer to a network over telephone lines 62. switch - Correct Answers a device that connects multiple devices on a wired network and forwards data only to the intended recipient 63. router - Correct Answers a device that connects multiple networks together and passes data to the intended recipient using the most efficient route 64. wireless access point - Correct Answers a device on a wireless network used to grant network access to wireless client devices 65. wireless router - Correct Answers a router with a built in wireless access point 66. bridge - Correct Answers a device used to connect tow lanes 67. repeater - Correct Answers a device on a network that amplifies signals along a network 68. range extender - Correct Answers a repeater for a wireless network 69. antenna - Correct Answers a device used for receiving or sending radio signals and often used to increase the range of a network 70. multiplexer - Correct Answers a device that combines the transmissions from several different devices and sends them as one message 71. concentrator - Correct Answers a multiplexer that combines multiple messages and sends them via a single transmission medium in such a way that of all the individual messages are simultaneously active, instead of being sent as a single combined message 72. Firewall - Correct Answers a security system that controls incoming and outgoing network traffic based on predetermined security rules. 73. Domain Name System (DNS) - Correct Answers a hierarchical decentralized naming system for computers, services, or other resources connected to the Internet or a private network. 74. Router - Correct Answers A networking device that forwards data packets between computer networks. 75. Internet of Things (IoT) - Correct Answers The network of physical devices embedded with sensors, software, and other technologies to connect and exchange data.