Exam 10: Communicating Digital Content

Identify the letter of the choice that best matches the phrase or definition. -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.

What is a NIC?

The star topology is primarily used for LANs but it is also used in WANs.

Microwave transmission involves sending signals from one microwave station to another. What is this often called?

With FTTP service, an optical terminal at your location receives the signals and transfers them to a router connected to a computer.

A(n) ____________________ device is a device that accepts the transmission of data, instructions, or information.

Identify the letter of the choice that best matches the phrase or definition. -Transmission media that sends communications signals through the air or space using radio, microwave, and infrared signals.

Discuss an intranet and include a definition of an extranet.

With ISDN, the same telephone line that could carry only one computer signal now can carry three or more signals at once through the same line, using a technique called multiplexing.

What is a receiving device?

On a token ring network, a packet is a special series of bits that function like a ticket, allowing the device with the packet to transmit data over the network.

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

Which of the following is a central communications device that allows computers and devices to transfer data wirelessly among themselves or to transfer data wirelessly to a wired network?

Contactless payment is a popular use of UWB technology.

Which of the following terms is the time it takes a signal to travel from one location to another on a network?

Transmission from a satellite to an earth-based station is called an uplink.

Which of the following has the fastest maximum transfer transmission rate?

How are standards such as EDI used by businesses?

Which of the following is a 4G standard?

Which of the following statements is not true of peer-to-peer networks?