New Perspectives on Computer Concepts 2018 Introductory 20th Edition June Jamrich Parsons- Test Bank

 

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Sample Test

Module_03__Networks     1. Networks can be classified according to their size and geographic scope.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   COMMUNICATION SYSTEMS QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 4:49 AM DATE MODIFIED:   7/31/2017 4:50 AM

 

2. Which type of network connects smart devices or consumer electronics within a range of about 30 feet (10 meters) and without the use of wires or cables?   a. PAN (personal area network)   b. LAN (local area network)   c. WAN (wide area network)   d. VPN (virtual private network)   ANSWER:   a POINTS:   1 REFERENCES:   COMMUNICATION SYSTEMS QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 4:50 AM DATE MODIFIED:   7/31/2017 4:52 AM

 

3. Which type of network covers a large geographical area and usually consists of several smaller networks, which might use different computer platforms and network technologies?   a. PAN   b. LAN   c. WAN   d. VPN   ANSWER:   c POINTS:   1 REFERENCES:   COMMUNICATION SYSTEMS QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 4:52 AM DATE MODIFIED:   7/31/2017 4:53 AM

 

4. The Internet is the world’s largest WAN.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   COMMUNICATION SYSTEMS QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 4:53 AM DATE MODIFIED:   7/31/2017 4:54 AM

 

5. A communication _________ is the medium used to transport information from one network device to another. ANSWER:   channel POINTS:   1 REFERENCES:   COMMUNICATION CHANNELS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 4:55 AM DATE MODIFIED:   7/31/2017 4:56 AM

 

6. Which type of cable is used for high-capacity trunk lines that provide main routes for telephone, cable, and Internet communications?   a. Category 6 cables   b. Fiber-optic cables   c. Coaxial cables   d. All of the above   ANSWER:   b POINTS:   1 REFERENCES:   COMMUNICATION CHANNELS QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 4:56 AM DATE MODIFIED:   7/31/2017 4:57 AM

 

7. Which of the following is an advantage of wired connections?   a. More secure   b. More dependable   c. Faster speeds   d. All of the above   ANSWER:   d POINTS:   1 REFERENCES:   COMMUNICATION CHANNELS QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 4:57 AM DATE MODIFIED:   7/31/2017 4:59 AM

 

8. The most widespread wireless channel for communication networks is radio frequency (RF) signals.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   COMMUNICATION CHANNELS QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 4:59 AM DATE MODIFIED:   7/31/2017 5:00 AM

 

9. In a wireless network, RF signals are sent and received by a ______________. ANSWER:   transceiver POINTS:   1 REFERENCES:   COMMUNICATION CHANNELS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:01 AM DATE MODIFIED:   7/31/2017 5:01 AM

 

10. Microwaves have more carrying capacity than radio waves.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   COMMUNICATION CHANNELS QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:02 AM DATE MODIFIED:   7/31/2017 5:03 AM

 

11. When interference affects a wireless signal, data must be retransmitted.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   COMMUNICATION CHANNELS QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:03 AM DATE MODIFIED:   7/31/2017 5:04 AM

 

12. Wireless connections use unlicensed frequencies that are available for public use, including 2.4 GHz and _____ GHz, which is subject to less interference from other devices, but it has a more limited range. ANSWER:   5, five POINTS:   1 REFERENCES:   COMMUNICATION CHANNELS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:06 AM DATE MODIFIED:   7/31/2017 5:07 AM

 

13. Wireless connections use licensed frequencies that are available for public use.   a. True   b. False   ANSWER:   False POINTS:   1 REFERENCES:   COMMUNICATION CHANNELS QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:07 AM DATE MODIFIED:   7/31/2017 5:08 AM

 

14. ________ is the term for the transmission capacity of a communication channel. ANSWER:   Bandwidth POINTS:   1 REFERENCES:   COMMUNICATION CHANNELS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:08 AM DATE MODIFIED:   7/31/2017 5:09 AM

 

15. The bandwidth of a channel that carries digital data is usually measured in ___________.   a. bytes per second   b. bits per second   c. GHz   d. microwaves   ANSWER:   b POINTS:   1 REFERENCES:   COMMUNICATION CHANNELS QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:10 AM DATE MODIFIED:   7/31/2017 5:12 AM

 

16. Network channels that are capable of moving at least 25 megabits of data per second are classified as _________ channels. ANSWER:   broadband POINTS:   1 REFERENCES:   COMMUNICATION CHANNELS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:13 AM DATE MODIFIED:   7/31/2017 5:14 AM

 

17. In the context of communication networks, the term __________ refers to the structure and layout of network components. ANSWER:   topology POINTS:   1 REFERENCES:   NETWORK TOPOLOGY QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:14 AM DATE MODIFIED:   7/31/2017 5:15 AM

 

18. Which type of network topology connects a peripheral device to a host device?   a. Mesh   b. Star   c. Bus   d. Point-to-point   ANSWER:   d POINTS:   1 REFERENCES:   NETWORK TOPOLOGY QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:15 AM DATE MODIFIED:   7/31/2017 5:17 AM

 

19. Which type of network topology allows for redundant paths between devices that can be used to bypass failed devices?   a. Mesh   b. Star   c. Bus   d. Point-to-Point   ANSWER:   a POINTS:   1 REFERENCES:   NETWORK TOPOLOGY QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:18 AM DATE MODIFIED:   7/31/2017 5:19 AM

 

20. Which type of network topology connects multiple devices to a central device?   a. Mesh   b. Star   c. Bus   d. Point-to-point   ANSWER:   b POINTS:   1 REFERENCES:   NETWORK TOPOLOGY QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:21 AM DATE MODIFIED:   7/31/2017 5:22 AM

 

21. Data cannot flow over multiple networks that have different topologies.   a. True   b. False   ANSWER:   False POINTS:   1 REFERENCES:   NETWORK TOPOLOGY QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:23 AM DATE MODIFIED:   7/31/2017 5:24 AM

 

22. Any device in a network is called a(n) __________. ANSWER:   node POINTS:   1 REFERENCES:   NETWORK NODES QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:24 AM DATE MODIFIED:   7/31/2017 5:25 AM

 

23. On a network, any device that stores or generates data is considered to be a(n) _________.   a. router   b. DTE (data terminal equipment)   c. DCE (data communications equipment)   d. ATP (advanced threat protection)   ANSWER:   b POINTS:   1 REFERENCES:   NETWORK NODES QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:25 AM DATE MODIFIED:   7/31/2017 5:26 AM

 

24. Which of the following is an example of a DCE?   a. Router   b. Modem   c. Hub   d. All of the above   ANSWER:   d POINTS:   1 REFERENCES:   NETWORK NODES QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:26 AM DATE MODIFIED:   7/31/2017 5:27 AM

 

25. Which DCE would you use if you wanted to extend a wired network by adding more ports?   a. Hub   b. Switch   c. Bridge   d. Repeater   ANSWER:   a POINTS:   1 REFERENCES:   NETWORK NODES QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:27 AM DATE MODIFIED:   7/31/2017 5:28 AM

 

26. In the context of networks, a communication __________ refers to a set of rules for efficiently transmitting data from one network node to another. ANSWER:   protocol POINTS:   1 REFERENCES:   COMMUNICATION PROTOCOLS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:29 AM DATE MODIFIED:   7/31/2017 5:32 AM

 

27. Two devices on a network negotiate their communication protocols through a process called ___________. ANSWER:   handshaking POINTS:   1 REFERENCES:   COMMUNICATION PROTOCOLS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:32 AM DATE MODIFIED:   7/31/2017 5:33 AM

 

28. Networks use more than one protocol, and the collection of protocols for a network is referred to as a protocol ________. ANSWER:   stack POINTS:   1 REFERENCES:   COMMUNICATION PROTOCOLS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:33 AM DATE MODIFIED:   7/31/2017 5:34 AM

 

29. Which type of communication protocol converts data into standard formats that can be used by applications?   a. Physical   b. Transport   c. Arrival   d. None of the above   ANSWER:   c POINTS:   1 REFERENCES:   COMMUNICATION PROTOCOLS QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:35 AM DATE MODIFIED:   7/31/2017 5:36 AM

 

30. The organization that supervises Internet addressing is ARPANET.   a. True   b. False   ANSWER:   False POINTS:   1 REFERENCES:   BACKGROUND QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:36 AM DATE MODIFIED:   7/31/2017 5:37 AM

 

31. The organization that supervises Internet addressing is ___________. ANSWER:   ICANN POINTS:   1 REFERENCES:   BACKGROUND QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:38 AM DATE MODIFIED:   7/31/2017 5:39 AM

 

32. Which network tier forms the Internet backbone?   a. Tier 1   b. Tier 2   c. Tier 3   d. Tier 4   ANSWER:   a POINTS:   1 REFERENCES:   INTERNET INFRASTRUCTURE QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:41 AM DATE MODIFIED:   7/31/2017 5:42 AM

 

33. When connecting to the Internet, most Internet users connect to a Tier 1 network.   a. True   b. False   ANSWER:   False POINTS:   1 REFERENCES:   INTERNET INFRASTRUCTURE QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:42 AM DATE MODIFIED:   7/31/2017 5:43 AM

 

34. Networks that form the Internet are maintained by ____________.   a. ISPs   b. IXPs   c. ICANN   d. All of the above   ANSWER:   a POINTS:   1 REFERENCES:   INTERNET INFRASTRUCTURE QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:43 AM DATE MODIFIED:   7/31/2017 5:45 AM

 

35. Parcels of data that are sent over a network are called ________. ANSWER:   packets POINTS:   1 REFERENCES:   INTERNET INFRASTRUCTURE QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:45 AM DATE MODIFIED:   7/31/2017 5:46 AM

 

36. _________ technology divides a message into several packets that can be routed independently to their destination.   a. Handshaking   b. Packet switching   c. Packet sniffing   d. Circuit switching   ANSWER:   b POINTS:   1 REFERENCES:   INTERNET INFRASTRUCTURE QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:48 AM DATE MODIFIED:   7/31/2017 5:49 AM

 

37. UDP (User Datagram Protocol) is faster than TCP (Transmission Control Protocol) but does not perform error checking.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   INTERNET INFRASTRUCTURE QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:49 AM DATE MODIFIED:   7/31/2017 5:50 AM

 

38. On a network, which protocol is responsible for dividing files into chunks, adding headers containing information for reassembling packets in their original order, and error checking?   a. UDP   b. IP   c. TCP   d. FTP (File Transfer Protocol)   ANSWER:   c POINTS:   1 REFERENCES:   INTERNET INFRASTRUCTURE QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:51 AM DATE MODIFIED:   7/31/2017 5:52 AM

 

39. A communication port is a physical circuit through which data flows.   a. True   b. False   ANSWER:   False POINTS:   1 REFERENCES:   INTERNET INFRASTRUCTURE QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 5:54 AM DATE MODIFIED:   7/31/2017 5:59 AM

 

40. A communication ______ is a virtual end point for data entering and leaving a digital device. ANSWER:   port POINTS:   1 REFERENCES:   INTERNET INFRASTRUCTURE QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:00 AM DATE MODIFIED:   7/31/2017 6:01 AM

 

41. Internet addresses are controlled by which one of the following protocols?   a. TCP   b. IP   c. UDP   d. HTTP (Hypertext Transfer Protocol)   ANSWER:   b POINTS:   1 REFERENCES:   INTERNET ADDRESSES QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:01 AM DATE MODIFIED:   7/31/2017 6:03 AM

 

42. __________ uses 32-bit addresses to uniquely identify devices connected to the Internet. ANSWER:   IPv4 POINTS:   1 REFERENCES:   INTERNET ADDRESSES QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:04 AM DATE MODIFIED:   7/31/2017 6:06 AM

 

43. __________ uses 128-bit addresses to uniquely identify devices connected to the Internet. ANSWER:   IPv6 POINTS:   1 REFERENCES:   INTERNET ADDRESSES QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:07 AM DATE MODIFIED:   7/31/2017 6:07 AM

 

44. Suppose you wanted to run a Web server or FTP server from your home. What type of IP address would you want?   a. Dynamic   b. Static   c. TCP   d. Broadband   ANSWER:   b POINTS:   1 REFERENCES:   INTERNET ADDRESSES QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:08 AM DATE MODIFIED:   7/31/2017 6:09 AM

 

45. Internet addresses that are temporarily assigned are called ________ addresses. ANSWER:   dynamic POINTS:   1 REFERENCES:   INTERNET ADDRESSES QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:11 AM DATE MODIFIED:   7/31/2017 6:13 AM

 

46. IP addresses can be assigned by a network administrator, but more commonly they are automatically assigned by _________. (Hint: Use the acronym.) ANSWER:   DHCP POINTS:   1 REFERENCES:   INTERNET ADDRESSES QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:13 AM DATE MODIFIED:   7/31/2017 6:15 AM

 

47. A private IP address can be used to send data over the Internet.   a. True   b. False   ANSWER:   False POINTS:   1 REFERENCES:   INTERNET ADDRESSES QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:15 AM DATE MODIFIED:   7/31/2017 6:18 AM

 

48. When a router connects to and communicates over the Internet, it has a(n) ________ IP address that is routable over the Internet. ANSWER:   public POINTS:   1 REFERENCES:   INTERNET ADDRESSES QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:18 AM DATE MODIFIED:   7/31/2017 6:21 AM

 

49. The mechanism for tracking domain names and their corresponding IP addresses is called the ________. ANSWER:   DNS, domain name system POINTS:   1 REFERENCES:   DOMAIN NAMES QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:23 AM DATE MODIFIED:   7/31/2017 6:24 AM

 

50. What organization is the top-level authority for supervising domain name requests?   a. DNS   b. HTTP   c. ISPs (Internet service providers)   d. ICANN (Internet Corporation for Assigned Names and Numbers)   ANSWER:   d POINTS:   1 REFERENCES:   DOMAIN NAMES QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:25 AM DATE MODIFIED:   7/31/2017 6:27 AM

 

51. A domain name ends with a(n) ________ that indicates its top-level domain. ANSWER:   extension POINTS:   1 REFERENCES:   DOMAIN NAMES QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:27 AM DATE MODIFIED:   7/31/2017 6:28 AM

 

52. Domain name servers maintain lists of all domain names and their corresponding IP addresses.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   DOMAIN NAMES QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:28 AM DATE MODIFIED:   7/31/2017 6:29 AM

 

53. A Web site cannot be accessed by its domain name until the name is added to the domain name server lists.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   DOMAIN NAMES QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:29 AM DATE MODIFIED:   7/31/2017 6:32 AM

 

54. Unauthorized changes to the DNS are called DNS ________. ANSWER:   spoofing POINTS:   1 REFERENCES:   DOMAIN NAMES QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:32 AM DATE MODIFIED:   7/31/2017 6:33 AM

 

55. You may be able to bypass DNS outages by changing your DNS server.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   DOMAIN NAMES QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:34 AM DATE MODIFIED:   7/31/2017 6:35 AM

 

56. Connection speed is technically a measure of capacity.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   CONNECTION BASICS QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:36 AM DATE MODIFIED:   7/31/2017 6:37 AM

 

57. Your bandwidth _________ is the top speed allowed by your ISP plan. ANSWER:   cap POINTS:   1 REFERENCES:   CONNECTION BASICS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:37 AM DATE MODIFIED:   7/31/2017 6:38 AM

 

58. What type of Internet connection do you have when upload speed differs from download speed?   a. Dynamic   b. Asymmetric   c. Broadband   d. Symmetric   ANSWER:   b POINTS:   1 REFERENCES:   CONNECTION BASICS QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:39 AM DATE MODIFIED:   7/31/2017 6:40 AM

 

59. Most Internet connections are symmetrical.   a. True   b. False   ANSWER:   False POINTS:   1 REFERENCES:   CONNECTION BASICS QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:40 AM DATE MODIFIED:   7/31/2017 6:41 AM

 

60. ________ is utility software designed to measure responsiveness and availability of an Internet connection. ANSWER:   Ping POINTS:   1 REFERENCES:   CONNECTION BASICS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:42 AM DATE MODIFIED:   7/31/2017 6:44 AM

 

61. On a network, _______ is the elapsed time for data to make a round-trip from point A to point B and back to point A. ANSWER:   latency POINTS:   1 REFERENCES:   CONNECTION BASICS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:45 AM DATE MODIFIED:   7/31/2017 6:46 AM

 

62. Packet loss of less than 2% is required for acceptable streaming, gaming, Skype, and voice calls.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   CONNECTION BASICS QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:46 AM DATE MODIFIED:   7/31/2017 6:47 AM

 

63. _____________ is a network diagnostic tool that shows you each router and server that your data encounters as it travels over the Internet. ANSWER:   Traceroute POINTS:   1 REFERENCES:   CONNECTION BASICS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:48 AM DATE MODIFIED:   7/31/2017 6:50 AM

 

64. DSL is an example of what type of Internet access?   a. Mobile   b. Portable   c. Fixed   d. Wireless   ANSWER:   c POINTS:   1 REFERENCES:   CONNECTION BASICS QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:51 AM DATE MODIFIED:   7/31/2017 6:53 AM

 

65. The maximum speed of a dial-up connection is _____ Kbps. ANSWER:   56, fifty six POINTS:   1 REFERENCES:   TELEPHONE NETWORK INTERNET SERVICE QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:53 AM DATE MODIFIED:   7/31/2017 6:55 AM

 

66. _______ is a high-speed, digital, always-on, Internet access technology that runs over standard phone lines. ANSWER:   DSL, Digital subscriber line POINTS:   1 REFERENCES:   TELEPHONE NETWORK INTERNET SERVICE QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:55 AM DATE MODIFIED:   7/31/2017 6:56 AM

 

67. _______ involves the use of high-capacity fiber-optic cables to connect homes to broader municipal networks. ANSWER:   FTTH, Fiber to the home POINTS:   1 REFERENCES:   TELEPHONE NETWORK INTERNET SERVICE QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 6:56 AM DATE MODIFIED:   7/31/2017 7:00 AM

 

68. Which type of broadband Internet access involves using cellular data networks?   a. Fixed   b. Portable   c. Mobile   d. Dial-up   ANSWER:   c POINTS:   1 REFERENCES:   MOBILE BROADBAND SERVICE QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 7:02 AM DATE MODIFIED:   7/31/2017 7:04 AM

 

69. Which type of mobile broadband service has maximum download rates of 300 Mbps and upload rates of 75 Mbps?   a. TCP   b. ICANN   c. 3G   d. 4G   ANSWER:   d POINTS:   1 REFERENCES:   MOBILE BROADBAND SERVICE QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 7:06 AM DATE MODIFIED:   7/31/2017 7:16 AM

 

70. Mobile broadband can be used to access the Internet from a laptop or desktop computer.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   MOBILE BROADBAND SERVICE QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 7:21 AM DATE MODIFIED:   7/31/2017 7:23 AM

 

71. A Wi-Fi ______ is a wireless local area network that provides Internet access to the public. ANSWER:   hotspot POINTS:   1 REFERENCES:   WI-FI HOTSPOTS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:04 AM DATE MODIFIED:   7/31/2017 8:05 AM

 

72. _______ are designed to provide connectivity for devices within a limited area, typically within the premises of a home, office building, business, or school.   a. WANs   b. PANs   c. LANs   d. BANs   ANSWER:   c POINTS:   1 REFERENCES:   LAN BASICS QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:05 AM DATE MODIFIED:   7/31/2017 8:06 AM

 

73. LANs use many of the same network technologies as the Internet.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   LAN BASICS QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:07 AM DATE MODIFIED:   7/31/2017 8:08 AM

 

74. Most wireless LANs use licensed frequencies that require applying to the Federal Communications Commission (FCC) for permission.   a. True   b. False   ANSWER:   False POINTS:   1 REFERENCES:   LAN BASICS QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:08 AM DATE MODIFIED:   7/31/2017 8:10 AM

 

75. The circuitry that enables a device to access a LAN is called a(n) ________. ANSWER:   NIC, network interface controller POINTS:   1 REFERENCES:   LAN BASICS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:10 AM DATE MODIFIED:   7/31/2017 8:14 AM

 

76. A(n) ______ address is used to uniquely identify devices on LANs. ANSWER:   MAC, media access control POINTS:   1 REFERENCES:   LAN BASICS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:14 AM DATE MODIFIED:   7/31/2017 8:15 AM

 

77. DHCP assigns an IP address to a device and links it to the device’s _______ address. ANSWER:   MAC POINTS:   1 REFERENCES:   LAN BASICS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:15 AM DATE MODIFIED:   7/31/2017 8:17 AM

 

78. ________ is a wired network technology that is defined by IEEE 802.3 standards. ANSWER:   Ethernet POINTS:   1 REFERENCES:   ETHERNET QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:17 AM DATE MODIFIED:   7/31/2017 8:18 AM

 

79. __________ LANs are usually arranged in a star topology with computers wired to central switching circuitry that is incorporated in modern routers.   a. Internet   b. Ethernet   c. Wireless   d. Mobile   ANSWER:   b POINTS:   1 REFERENCES:   ETHERNET QUESTION TYPE:   Multiple Choice HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:19 AM DATE MODIFIED:   7/31/2017 8:20 AM

 

80. A(n) ________ device transmits data as radio waves and is compatible with Ethernet, so you can use the two technologies in a single network. ANSWER:   Wi-Fi POINTS:   1 REFERENCES:   WI-FI QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:20 AM DATE MODIFIED:   7/31/2017 8:21 AM

 

81. You can set up Wi-Fi to use wireless mesh topology or star topology.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   WI-FI QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:21 AM DATE MODIFIED:   7/31/2017 8:27 AM

 

82. With wired connections, such as Ethernet, the rated speed and range are usually quite different to actual performance.   a. True   b. False   ANSWER:   False POINTS:   1 REFERENCES:   WI-FI QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:29 AM DATE MODIFIED:   7/31/2017 8:31 AM

 

83. Wi-Fi signals may reach up to 300 feet from the router.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   WI-FI QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:36 AM DATE MODIFIED:   7/31/2017 8:37 AM

 

84. Which wireless standard is faster: 802.11n or 802.11ac? ANSWER:   802.11ac POINTS:   1 REFERENCES:   WI-FI QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:45 AM DATE MODIFIED:   7/31/2017 8:47 AM

 

85. When setting up a Wi-Fi network, the router you select should support the fastest device you’ll want to use on the network.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   WI-FI QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:52 AM DATE MODIFIED:   7/31/2017 8:53 AM

 

86. A(n) ________ is the broadcasted name of a wireless network. ANSWER:   SSID POINTS:   1 REFERENCES:   SET UP YOUR OWN NETWORK QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:53 AM DATE MODIFIED:   7/31/2017 8:54 AM

 

87. Wireless _______ scrambles the data transmitted between wireless devices. ANSWER:   encryption POINTS:   1 REFERENCES:   SET UP YOUR OWN NETWORK QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:55 AM DATE MODIFIED:   7/31/2017 8:56 AM

 

88. A(n) ________ network allows visitors to access the Internet through a LAN but doesn’t allow them to access other resources and data on the network. ANSWER:   guest POINTS:   1 REFERENCES:   SET UP YOUR OWN NETWORK QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:57 AM DATE MODIFIED:   7/31/2017 8:58 AM

 

89. The ___________ connects active sensors and passive tags to communication networks. ANSWER:   IoT, Internet of Things POINTS:   1 REFERENCES:   IOT NETWORKS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 8:58 AM DATE MODIFIED:   7/31/2017 9:00 AM

 

90. Many RFID (radio-frequency identification) and NFC (near field communication) tags contain no power source of their own and depend on the receiving device to provide the power for data exchange.   a. True   b. False   ANSWER:   True POINTS:   1 REFERENCES:   IOT NETWORKS QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 9:00 AM DATE MODIFIED:   7/31/2017 9:01 AM

 

91. On a network, file sharing allows users to open, view, edit, copy, and delete files from a remote device, providing that they have the proper ___________. ANSWER:   permissions, permission, rights POINTS:   1 REFERENCES:   FILE SHARING BASICS QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 9:01 AM DATE MODIFIED:   7/31/2017 9:02 AM

 

92. Network _________ enables a computer to see other devices on a network and determines whether that computer can be seen by others. ANSWER:   discovery POINTS:   1 REFERENCES:   ACCESSING LAN FILES QUESTION TYPE:   Completion HAS VARIABLES:   False DATE CREATED:   7/31/2017 9:05 AM DATE MODIFIED:   7/31/2017 9:06 AM

 

93. File sharing poses no real security risks.   a. True   b. False   ANSWER:   False POINTS:   1 REFERENCES:   SHARING YOUR FILES QUESTION TYPE:   True / False HAS VARIABLES:   False DATE CREATED:   7/31/2017 9:08 AM DATE MODIFIED:   7/31/2017 9:11 AM