53.
True or False? A computer network is a collection of connected computing devices that may or may not be able to communicate.

B)
False

54.
True or False? The sharing of resources underlies all computer networks.

A)
True

55.
True or False? Only computers can be connected to a computer network.

B)
False

56.
True or False? Printers can be directly connected to a computer network.

A)
True

57.
True or False? A node or host on a computer network must be a computer.

B)
False

58.
True or False? Any addressable device attached to a computer network is called a node or host.

A)
True

59.
True or False? Data transfer rate is the speed with which data is moved from one place on the network to another.

A)
True

60.
True or False? Computer networks must be physically wired.

B)
False

61.
True or False? Computer networks may be connected without the use of physical wires.

A)
True

62.
True or False? Bandwidth is a synonym for data transfer rate.

A)
True

63.
True or False? Client/Server is a software package that runs under Windows.

B)
False

64.
True or False? A file server is a position in a computer center.

B)
False

65.
True or False? A local area network is a type of computer network that links together a small number of nodes in a building or buildings in a close geographic area.

A)
True

66.
True or False? A ring topology is a LAN configuration in which all nodes are connected in a closed loop.

A)
True

67.
True or False? A ring topology is a WAN configuration in which all nodes are connected in a closed loop.

B)
False

68.
True or False? A star topology is a LAN configuration in which a central node controls all message traffic.

A)
True

69.
True or False? A star topology is a MAN configuration in which a central node controls all message traffic.

B)
False

70.
True or False? A bus technology is a LAN configuration in which all nodes share a common line.

A)
True

71.
True or False? Ethernet is based on a bus topology.

A)
True

72.
True or False? Ethernet is based on a ring topology.

B)
False

73.
True or False? An Internet backbone is a company that provides other companies or individuals with access to the Internet.

B)
False

74.
True or False? An Internet backbone is a term used to refer to a set of high-speed networks that carry Internet traffic.

A)
True

75.
True or False? An Internet service provider is a company that provides other companies or individuals with access to the Internet.

B)
False

76.
True or False? Both DSL connections and cable modems are broadband connections.

A)
True

77.
True or False? Broadband connections provide more rapid downloads that uploads.

A)
True

78.
True or False? Broadband connections provide more rapid uploads than downloads.

B)
False

79.
True or False? A firewall is a special sprinkler system that is installed to protect highly sensitive data.

B)
False

80.
True or False? For national security, the US government enforces a national access control policy.

B)
False

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