Practice test13answers

Practice test13answers - Telecommunications 3010 Spring...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Telecommunications 3010 Spring 2010 Test 11 Select the best answer for each item. Please recycle your test. True-False Select A for true and B for false. 1. An analog signal does not degrade as much as a digital signal when it is transferred from one tape to another. B 2. Compression is used to mix monaural signals into stereo signals. B 3. A single newscaster on a radio station would be more likely to use a cardioid mike than an omnidirectional mike. A 4. In a studio, lights are usually suspended from a grid. A 5. When a movie is edited using nonlinear editing, the frames of film are physically cut and then taped together in order. B 6. A sound with a frequency of 14,000 cycles per second could be said to have a frequency of 14 kHz. A 7. For amplitude modulation the speed of the carrier wave is varied and for frequency modulation the height of the carrier wave is varied. B 8. Pulse code modulation is digital. A 9. Multiplexing is easier to accomplish on FM than on AM radio. A 10. For analog television the video signal was amplitude modulated and the audio signal was frequency modulated. A 11. Progressive scanning lays information on the screen one line at a time from top to bottom while interlace scanning lays down all the odd lines then all the even lines.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
A 12. C-band is lower on the electromagnetic spectrum than Ku-band. A 13. Synchronous satellites are so positioned that they appear to hang motionless above the earth. A 14. Twisted-pair phone wires are an older technology than fiber optics. A
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 09/08/2011 for the course TELE 3010 taught by Professor L.benjamin during the Spring '07 term at UGA.

Page1 / 6

Practice test13answers - Telecommunications 3010 Spring...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online