Exam 10: Communicating Digital Content

COGNITIVE ASSESSMENT You own a third-party business that provides networking services such as EDI, secure data and information transfer, storage, and email. Into what category of business does this business fall?

On a network such as the one illustrated in the accompanying figure, what kind of computer controls access to the hardware, software, and other resources on the network and provides a centralized storage area for programs, data, and information?

The ____________________ standard specifies that computers and devices on the network share or pass a special signal, called a token, in a unidirectional manner and in a preset order.

In a fiber-optic cable, each strand, called an optical fiber, is as thin as a human hair.

A WLAN cannot communicate with a wired LAN.

How many wired and\or wireless computers and mobile devices might a router be able to connect?

When users log off a P2P network like the one in the accompanying figure, other users still can access their hard disks.

Depending on the transmission media used, Ethernet networks have data transfer rates that range from 10 Gbps for small office\home users to 1000 Gbps for enterprise users.

Which of the following is a transmission media on which data, instructions, or information travel?

____________________ is a type of DSL that supports faster transmission rates when receiving data (the downstream rate)than when sending data (the upstream rate).

Which of the following kinds of devices is any type of hardware capable of transmitting data, instructions, and information between a sending device and a receiving device?

For smaller business and home networks, which of the following allows multiple computers to share a single broadband Internet connection such as through a cable modem or DSL modem?

Communications software usually is bundled with the operating system or communications devices.

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 topologies, for example. You are very confident about the hub you are going to use in your new network - it is brand new and highly recommended by some colleagues that you trust. Which of the following network topologies is a good choice for you?

A(n)____________________ is a high-speed network that connects networks in an area such as a city or town and handles the bulk of communications activity across that region.

COGNITIVE ASSESSMENT Which of the following statements best describes a BAN?

The amount of data, instructions, and information that can travel over a communications channel sometimes is called which of the following?

COGNITIVE ASSESSMENT What does EFT stand for?

The type of network shown in the accompanying figure, describes a network in which each computer has equal responsibilities and capabilities. What is this kind of network called?

Which of the following did Sven Mattisson and Jaap Haartsen invent?