Exam 10: Communicating Digital Content

Which of the following is not true of communications software?

A WLAN may communicate with a wired LAN for access to its resources, such as software, hardware, and the Internet.

In ____________________ wire, each cable consists of two separate insulated copper wires that are twisted together.

____________________ is a set of standards for digital transmission of data over standard copper telephone lines.

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.

Wi-Fi networks easily can be integrated with wired Ethernet networks.

As data moves through a network from one program to another, it can use at most one kind of network standard.

Which of the following communications technologies does not use broadcast radio signals?

ISDN is more widely used now than in the past.

Many home users are connecting multiple computers and devices together into a system. What is the name for this system?

Which of the following is not an example of a dedicated line?

In the accompanying figure, what type of LAN is shown?

A MAN typically includes one or more WANs like those shown in the accompanying figure, but covers a smaller geographic area than a LAN.

Which of the following technologies is your new remote control most likely to use?

Which of the following technologies is your new mobile phone payment device most likely to use?

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

A(n) ____________________ line is equal in speed to 28 T1 lines but quite expensive.

A(n) ____________________ is a network that connects computers and devices in an individual's workspace using wired and wireless technology.

Some mobile users have a wireless modem that uses a mobile phone provider's network to connect to the Internet wirelessly from a computer or other mobile device.

Your new smartphone has a port that enables the transfer of data from one device to another using infrared light waves. What kind of port is this?