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  1. Reading Exercises:

Exercise 1. Read and memorize using a dictionary:

vise versa, coaxial, transparent,fibre, reflection, virtually, wire, to link, digitized light pulses, formerly, wavelengths, sensory, headsets, goggles, to emerge, drive tanks, shoot artillery, dial-up, mode, broadcast signals, video compression, to charge a monthly fee,broadband modes of delivery

Exercise 2. Answer the questions:

  1. When did the basis of virtual reality technology emerge?

  2. How does a computer-generated environment simulate reality?

  3. What is fiber optics used for?

  4. Where did cable television systems originate?

  5. What features do cable operators offer to viewers?

Exercise 3. Are these sentences true or false?

  1. Fibre-optic technology has virtually replaced plastic wire in short-distance telephone lines.

  2. Data can be transferred over cable lines much more slower than over conventional phone lines.

  3. Transmission rates are usually around 1.4 bits per minute.

  4. In 1960s simulators taught how to fly planes.

  5. Cable television systems originated in the Canada in the early 1850s to improve reception in remote and hilly areas, where broadcast signals were strong.

Exercise 4. Match the left part with the right:

1. A cable modem

a) involved in the development of video compression, digital transmission, and high-definition television.

2. Cable operators are

b) has virtually replaced copper wire in long-distance telephone lines.

3. Fibre-optic technology

c) simulates reality by means of interactive devices.

4. A computer-generated environment

d) modulates and demodulates signals like a telephone modem, but is a much more complex device.

THE SPEAKING MODULE

II. Speaking Exercises:

Exercise 1. Define the terms using the suggested words and expressions as in example:

Information science

Fiber optics

Virtual reality

Cable modem

Cable television

discipline, deals with, processes, storing,transferring, information

thin, transparent, fibres, glass, plastic, transmit, light, through, length, internal, reflections, transmitting, data, voice, images

use, computer, modeling, simulation, enable, person, to interact, an artificial, three-dimensional, visual, other, sensory, environment

modem, convert, analog, data, signals, digital, form, vise, versa, transmission, receipt, cable, television, lines, especially, connecting, the Internet

system, distributes, television, signals, means, coaxial, fibre-optic, cables

EXAMPLE: Information science is a discipline that deals with the processes of storing and transferring information.

Exercise 2. Ask questions to the given answers:

  1. Question: ___________________________________________ ?

Answer: Llike a telephone modem.

  1. Question: ___________________________________________ ?

Answer : With infrared light.

  1. Question: ___________________________________________ ?

Answer: In various technical devices such as those developed for endoscopy.

  1. Question: ___________________________________________ ?

Answer: Two-way, interactive communication.

  1. Question: ___________________________________________ ?

Answer: Since the mid-1970s.

THE WRITING MODULE

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