Exam 6: Telecommunications and Networks

In the face of a slowdown in the economy, many organizations are cancelling video teleconferencing meetings and replacing them with business travel in order to save on costs.

A(n) ____________________ is a network device that serves as an entrance to another network.

____________________ is a wireless communications technology that transmits extremely short electromagnetic pulses, lasting just 50 to 1,000 picoseconds, across a broad range of radio frequencies of several gigahertz.

What type of communication devices will enable Charlie to wirelessly connect his Smartphone to the audio devices in his car so he can be hands-free?

Define encryption and briefly explain how it works.

What is the term used for providing Internet access to homes and businesses over standard high-voltage power lines

What system can support wireless communications at a rate of 70 Mbps between towers located up to 50 kilometres apart?

____________________ transmission involves the broadcast of communications in one of three frequency ranges: microwave, radio, and infrared.

In a circuit-switching network, no fixed path is created between the communicating devices, and the data is broken into packets for sending over the network.

The CRTC created a registry to deal with solicitation.What is the name given to this registry?

In file server systems, multiple computer platforms are dedicated to special functions, such as database management, printing, communications, and program execution.

List several benefits associated with telecommuting.

____________________ uses multiple Wi-Fi access points to link a series of interconnected local area networks to form a wide area network capable of serving a large campus or entire city.

Organizations need telecommunications solutions that provide more and more bandwidth.

Bayleaf is an area with a high concentration of senior citizens who require special assistance, especially those who are having mobility issues.Which of the following services will directly help this community?

What is a common aspect of a multiplexer?

What network connects computer systems and devices within an office, home, or several floors in a building?

Which of the following devices operate over greater distances and at fast transmission speeds?

____________________ is a transmission media type that uses twisted pairs of copper wire that may be shielded or unshielded.

In addition to providing broadband service to electric customers, ____________________ connectivity will enable electric companies to better monitor, manage, and control the reliability of their electric grids.