Module 10: Communicating Digital Content

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  1. Which generation was the first to introduce MMS?
    1. 1G
    2. 2G
    3. 3G
    4. 4G
  2. Which of the following is NOT true about Wi-Fi networks?
    1. Wi-Fi accesses the network in conjunction with the TCP/IP standard.
    2. Wi-Fi is often used to provide hot spots.
    3. Devices only support one Wi-Fi standard.
    4. Wi-Fi is short for wireless fidelity.
  3. 802.11 is a series of standards to identify networks.
    1. Wi-Fi
    2. fiber optic
    3. LTE
    4. coax
  4. Because of its high transfer rates, UWB is best suited for transmission of large files.
    Answer: True
  5. A(n) device initiates an instruction to transmit data, instructions, or information.
    1. sending
    2. startup
    3. communications
    4. delivery
  6. Each computer or device on a network is called a(n) .
    1. module
    2. receiver
    3. transmitter
    4. node
  7. Which of the following is most likely to be used by a LAN?
    1. Token ring
    2. Bluetooth
    3. IrDA
    4. NFC
  8. Which of the following is NOT true about NFC?
    1. You can purchase blank NFC tags at a reasonable cost.
    2. For successful communications, the devices must not touch or come within 6 inches of each other.
    3. It is based on RFID.
    4. It stands for near field communications.
  9. A(n) is an internal network that uses Internet technologies.
    Answer: intranet
  10. transmission often is called fixed wireless.
    1. Coax
    2. Fiber-optic
    3. Microwave
    4. Infrared
  11. Because they are assigned randomly, you cannot use an IP address to determine a computer or device’s location.
    Answer: False
  12. What is the purpose of ANSI and IEEE?
    1. To administer network security
    2. To create the Internet backbone
    3. To propose, develop, and approve network standards
    4. To specify communications channels
  13. Which of the following is most likely to be used for mobile phone payments?
    1. Token ring
    2. Bluetooth
    3. IrDA
    4. NFC
  14. Which of the following best defines Bluebugging?
    1. The installation of Bluetooth security software
    2. When two Bluetooth devices are connected
    3. When Bluetooth technology runs slowly because of interference with other wireless networks
    4. When cyberthieves exploit Bluetooth devices that are paired
  15. Some smartphones can also function as a wireless modem.
    Answer: True
  16. An RFID reader is also called a(n) .
    1. responder
    2. receiver
    3. transceiver
    4. transponder
  17. A WAN can be one large network or can consist of multiple LANs.
    Answer: True
  18. Transmission from an earth-based station to a satellite is a(n) .
    1. signal path
    2. uplink
    3. satlink
    4. download
  19. A standard that outlines characteristics of how two devices communicate on a network is called a(n) .
    Answer: protocol
  20. To connect devices within your workspace, use a .
    1. LAN
    2. MAN
    3. WAN
    4. PAN
  21. RFID stands for frequency identification.
    Answer: radio
  22. For which of the following purposes would a business use EDI?
    1. To keep track of inventory
    2. To monitor network traffic
    3. To send bids and proposal
    4. To process payments
  23. On networks that use TCP/IP, software can detect problems, such as why traffic is flowing slowly.
    1. speed monitoring
    2. data tracking
    3. packet sniffing
    4. information routing
  24. is the use of communications and information technology to provide and assist with medical care.
    Answer: Telemedicine
  25. A(n) device accepts the transmission of data, instructions, or information.
    Answer: receiving
  26. The process in which two or more computers or devices transfer data, instructions, and information is known as digital communications.
    Answer: True
  27. Devices that share a Bluetooth connection are said to be .
    Answer: paired
  28. You have been chosen as a teaching assistant in your networking class. Your instructor asks you to prepare a presentation on network standards.

    You mention in your report that IrDA uses to transfer data wirelessly.

    1. radio signals
    2. laser beams
    3. sound waves
    4. light waves
  29. Bluetooth technology is standardized globally, so it can be used to connect devices that are not of the same make or model.
    Answer: True
  30. You have taken a new job as a network administrator. Although you have been an IT professional within your organization for a number of years, this particular responsibility is a new one for you, so you have been studying network standards and protocols.

    You learn that all of the following are true about TCP/IP EXCEPT:

    1. It defines how messages are routed from one end of a network to the other.
    2. When a computer sends data over the Internet, the data is grouped into a single packet.
    3. TCP/IP is the network standard for Internet communications.
    4. It is short for Transmission Control Protocol/Internet Protocol.
  31. Skype and FaceTime are examples of services.
    1. Bluetooth
    2. SMS
    3. MMS
    4. VoIP
  32. Mapping, monitoring speed, and determining altitude all are uses of .
    1. NFC
    2. GPS
    3. microwaves
    4. infrared
  33. Net is the concept of open Internet, accessible to all users, without interference from ISPs or other third-parties.
    1. fairness
    2. expansion
    3. neutrality
    4. freedom
  34. is currently the most popular network standard for LANs.
    1. Ethernet
    2. Token ring
    3. LTE
    4. TCP/IP
  35. On a P2P network, “P” stands for .
    Answer: peer
  36. With MMS, users can send and receive photos, videos, and audio files.
    Answer: True
  37. Some DSL installations include a dial tone, providing users with both voice and data communications.
    Answer: True
  38. Ethernet is a network standard that specifies that computers and devices on the network share or pass a special signal in a unidirectional manner and in a present order.
    Answer: False
  39. Which of the following is most likely to be used by a remote control?
    1. Token ring
    2. Bluetooth
    3. IrDA
    4. NFC
  40. A(n) line is a type of always-on physical connection between two communications devices.
    Answer: dedicated
  41. Which of the following is NOT true about client/server networks?
    1. Connections may be wired or wireless.
    2. One or more computers act as the server.
    3. Client/server networks do not typically require a network administrator.
    4. The clients are computers and mobile devices that relay on the server for resources.
  42. When you use a network to share software, you sometimes have to install the software on your computer, and a server on the network manages the licenses.
    Answer: False
  43. You have been chosen as a teaching assistant in your networking class. Your instructor asks you to prepare a presentation on network standards.

    You mention in your report that the standard requires line-of-sight transmission.

    1. hotspot
    2. Bluetooth
    3. UWB
    4. IrDA
  44. The main difference between network classifications is the number of computers and devices connected to it.
    Answer: False
  45. is an electrical disturbance that can degrade network communications.
    Answer: Noise
  46. A BAN is a type of PAN that wirelessly connects sensors worn by, carried by, implanted in, or attached to a human body.
    Answer: True
  47. , with respect to communications, is the time it takes a signal to travel from one location to another on a network.
    Answer: Latency
  48. Bluetooth devices need to be within the same line of sight.
    Answer: False
  49. Without a data plan, you must use Wi-Fi or a wired connection to access the Internet.
    Answer: True
  50. A city or town likely uses a(n) .
    1. LAN
    2. MAN
    3. WAN
    4. PAN
  51. Which of the following is TRUE about Bluetooth?
    1. If a computer or device is not Bluetooth-enabled, you must replace it in order to use Bluetooth.
    2. Bluetooth has high bandwidth.
    3. If a device has Bluetooth capability, using Bluetooth technology is free.
    4. Bluetooth connections have high security risks.
  52. Routers along the Internet backbone forward data packets to their destination using the fastest available path.
    Answer: True
  53. Home and small business users purchase T1 lines, in which they share a connection with others.
    1. divided
    2. split
    3. multiuser
    4. fractional
  54. You have taken a new job as a network administrator. Although you have been an IT professional within your organization for a number of years, this particular responsibility is a new one for you, so you have been studying network standards and protocols.

    You learn that all of the following are true about token ring networks EXCEPT:

    1. More than one token can exist on a token ring network.
    2. The token ring is not as widely used today.
    3. Some token ring networks connect up to 72 devices.
    4. A token is a series of bits.
  55. is a network protocol that defines how two devices use short-range radio waves to transmit data.
    Answer: Bluetooth
  56. With P2P file sharing, when a user signs out of the network, others can still access the user’s hard drive.
    Answer: False
  57. The Internet is the world’s largest .
    1. LAN
    2. MAN
    3. WAN
    4. PAN
  58. Coaxial cable is capable of carrying significantly more signals than fiber-optic cables.
    Answer: False
  59. Files on an intranet generally are also accessible from the Internet.
    Answer: False
  60. The CATV signal enters a building through a single line, usually a coaxial cable.
    Answer: True
  61. A home network can be as simple as using a cable to connect two devices.
    Answer: True
  62. Client/server and P2P are two types of network .
    1. architecture
    2. operating systems
    3. resources
    4. functions
  63. T1 lines have faster transfer rates than T3 lines.
    Answer: False
  64. Larger networks typically use a switch, while smaller networks use a hub.
    Answer: False
  65. A home or school likely uses a(n) .
    1. LAN
    2. MAN
    3. WAN
    4. PAN
  66. WiMax and UMB are competing standards for .
    1. Ethernet
    2. Wi-Fi
    3. LTE
    4. Bluetooth
  67. Sometimes communications devices are preprogrammed to accomplish communications tasks.
    Answer: True
  68. A(n) is a collection of computers and devices connected together via communications devices and transmission media.
    Answer: network
  69. A(n) controls access to hardware, software, and other resources on a network.
    Answer: server
  70. Which of the following is NOT true about wireless access points?
    1. A WAP can connect to a router via a cable or can be part of the router.
    2. WAPs have internal or external antennas for optimal signals.
    3. For the best signal, manufacturers recommend positioning the WAP at the lowest possible location.
    4. A WAP allows computers and devices to transfer data wirelessly among themselves.
  71. A(n) is a third-party business that provides network services.
    1. intranet
    2. XAN
    3. VAN
    4. extranet
  72. FTTP uses fiber-optic cable to provide extremely high-speed Internet access to a user’s physical permanent location.
    Answer: True
  73. Which of the following is another term for transmission media?
    1. Sending device
    2. Information highway
    3. Data transmitter
    4. Communications channel
  74. Identify the letter of the choice that best matches the phrase or definition.
    1. Contactless payment uses this technology.
      Answer: o. NFC
    2. Category of cellular transmission that transmits digital data at speeds up to 100 Mbps
      Answer: e. 4G
    3. The core of this kind of cable consists of dozens or hundreds of thin strands of glass or plastic that use light to transmit signals.
      Answer: m. fiber-optic
    4. Kind of network that is sometimes called a file sharing network
      Answer: n. P2P
    5. Can be negatively affected by the distance between two points, the type of transmission media, and the number of nodes through which data must travel
      Answer: i. latency
    6. Consists of a single copper wire surrounded by at least three layers
      Answer: h. coaxial
    7. A network standard that specifies how two devices use short-range radio waves to communicate at high speeds with each other
      Answer: l. UWB
    8. Kind of cable designed to reduce noise
      Answer: j. twisted-pair
    9. This kind of device contains a small chip that allows it to communicate with other similar devices
      Answer: k. Bluetooth
    10. Examples of standards in this category include EDGE and UMTS
      Answer: d. 3G
    11. A wireless transmission medium that distributes radio signals through the air over long distances
      Answer: a. broadcast radio
    12. Type of lines that can be either analog or digital
      Answer: f. dedicated
    13. Protocol that defines how a network uses radio signals to communicate with a tag placed in or attached to an object, an animal, or a person
      Answer: g. RFID
    14. A form of broadcast radio that is used widely for mobile communications
      Answer: b. cellular radio
    15. Expected to provide artificial intelligence capabilities on wearable devices
      Answer: c. 5G
  75. To enable a compute or device that does not have built-in networking capability, use a(n) .
    1. NIC
    2. FTTP
    3. router
    4. hotspot
  76. radio is a wireless transmission medium that distributes radio signals through the air over long distances.
    Answer: Broadcast
  77. is a practice ISPs use that provides a certain amount of data usage at the optimal speed.
    Answer: Capping
  78. Which of the following best defines throttling?
    1. When an ISP cuts off Internet usage after a certain amount of data is used
    2. When a network reduces upload and download speeds of high-data users at peak times
    3. When a bottleneck occurs in a network’s resources
    4. When transmission media cannot connect to the network
  79. P2P networks share a common file server.
    Answer: False
  80. For what purpose would a company use an extranet?
    1. To allow customers or suppliers to access part of its intranet
    2. As a backup to the company’s website
    3. To provide network access to employees in different countries
    4. To connect employees’ mobile devices

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