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| 1 | _______ is a first-generation cellular phone system. |
 | A) | AMPS |
| B) | D-AMPS |
| C) | GSM |
| D) | none of the above |
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| 2 | __________ is a second-generation cellular phone system. |
| A) | AMPS |
| B) | D-AMPS |
| C) | GSM |
| D) | none of the above |
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| 3 | ____________ is a digital version of AMPS. |
| A) | GSM |
| B) | D-AMPS |
| C) | IS-95 |
| D) | none of the above |
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| 4 | ___________ is a second-generation cellular phone system used in Europe. |
| A) | GSM |
| B) | D-AMPS |
| C) | IS-95 |
| D) | none of the above |
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| 5 | ________ is a second-generation cellular phone system based on CDMA and DSSS. |
| A) | GSM |
| B) | D-AMPS |
| C) | IS-95 |
| D) | none of the above |
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| 6 | The __________ cellular phone system will provide universal personal communication. |
| A) | first-generation |
| B) | second-generation |
| C) | third-generation |
| D) | none of the above |
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| 7 | In a ______ handoff, a mobile station only communicates with one base station. |
| A) | hard |
| B) | soft |
| C) | medium |
| D) | none of the above |
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| 8 | In a ______ handoff, a mobile station can communicate with two base stations at the same time. |
| A) | hard |
| B) | soft |
| C) | medium |
| D) | none of the above |
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| 9 | _______ is an analog cellular phone system using FDMA. |
| A) | AMPS |
| B) | D-AMPS |
| C) | GSM |
| D) | none of the above |
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| 10 | AMPS operates in the ISM _____ band. |
| A) | 800-MHz |
| B) | 900-MHz |
| C) | 1800-MHz |
| D) | none of the above |
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| 11 | In AMPS, each band is divided into ______ channels. |
| A) | 800 |
| B) | 900 |
| C) | 1000 |
| D) | none of the above |
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| 12 | AMPS has a frequency reuse factor of _______. |
| A) | 1 |
| B) | 3 |
| C) | 5 |
| D) | 7 |
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| 13 | AMPS uses ______ to divide each 25-MHz band into channels. |
| A) | FDMA |
| B) | TDMA |
| C) | CDMA |
| D) | none of the above |
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| 14 | D-AMPS uses ______ to divide each 25-MHz band into channels. |
| A) | FDMA |
| B) | TDMA |
| C) | CDMA |
| D) | both (a) and (b) |
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| 15 | GSM allows a reuse factor of _______. |
| A) | 1 |
| B) | 3 |
| C) | 5 |
| D) | 7 |
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| 16 | GSM is a digital cellular phone system using ________. |
| A) | FDMA |
| B) | TDMA |
| C) | CDMA |
| D) | both (a) and (b) |
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| 17 | IS-95 is based on ____________. |
| A) | FDMA |
| B) | CDMA |
| C) | DSSS |
| D) | all of the above |
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| 18 | IS-95 uses the ISM _______band. |
| A) | 800-MHz |
| B) | 900-MHz |
| C) | 1900-MHz |
| D) | either (a) or (c) |
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| 19 | IS-95 uses the _______ satellite system for synchronization. |
| A) | GPS |
| B) | Teledesic |
| C) | Iridium |
| D) | none of the above |
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| 20 | In an IS-95 system, the frequency-reuse factor is normally _____. |
| A) | 1 |
| B) | 3 |
| C) | 5 |
| D) | 7 |
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| 21 | In the third generation of cellular phones, _______ uses W-CDMA. |
| A) | IMT-DS |
| B) | IMT-MC |
| C) | IMT-TC |
| D) | IMT-SC |
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| 22 | In the third generation of cellular phones, ________ uses CDMA2000. |
| A) | IMT-DS |
| B) | IMT-MC |
| C) | IMT-TC |
| D) | IMT-SC |
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| 23 | In the third generation of cellular phones, ______ uses a combination of W-CDMA and TDMA. |
| A) | IMT-DS |
| B) | IMT-MC |
| C) | IMT-TC |
| D) | IMT-SC |
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| 24 | In the third generation of cellular phones, _______ uses TDMA. |
| A) | IMT-DS |
| B) | IMT-MC |
| C) | IMT-TC |
| D) | IMT-SC |
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| 25 | The period of a satellite, the time required for a satellite to make a complete trip around the Earth, is determined by _________ law. |
| A) | Kepler's |
| B) | Newton's |
| C) | Ohm's |
| D) | none of the above |
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| 26 | The signal from a satellite is normally aimed at a specific area called the _________. |
| A) | path |
| B) | effect |
| C) | footprint |
| D) | none of the above |
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| 27 | There is (are) _____ orbit(s) for a GEO satellite. |
| A) | one |
| B) | two |
| C) | many |
| D) | none of the above |
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| 28 | MEO satellites are located at altitudes between km. |
| A) | 3000 and 5000 |
| B) | 5000 and 10,000 |
| C) | 5000 and 15,000 |
| D) | none of the above |
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| 29 | LEO satellites are normally below an altitude of ________ km. |
| A) | 1000 |
| B) | 2000 |
| C) | 3000 |
| D) | none of the above |
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| 30 | ______ is based on a principle called trilateration. |
| A) | GPS |
| B) | Teledesic |
| C) | Iridium |
| D) | none of the above |
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| 31 | Low-Earth-orbit (LEO) satellites have _____ orbits. |
| A) | equatorial |
| B) | polar |
| C) | inclined |
| D) | none of the above |
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| 32 | A GEO is at the ________ orbit and revolves in phase with Earth. |
| A) | equatorial |
| B) | polar |
| C) | inclined |
| D) | none of the above |
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| 33 | GPS satellites are ________ satellites. |
| A) | GEO |
| B) | MEO |
| C) | LEO |
| D) | none of the above |
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| 34 | ________ satellites provide time and location information for vehicles and ships. |
| A) | GPS |
| B) | Iridium |
| C) | Teledesic |
| D) | none of the above |
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| 35 | Iridium satellites are ________satellites. |
| A) | GEO |
| B) | MEO |
| C) | LEO |
| D) | none of the above |
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| 36 | ________ satellites can provide direct universal voice and data communications for handheld terminals. |
| A) | GPS |
| B) | Iridium |
| C) | Teledesic |
| D) | none of the above |
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| 37 | Teledesic satellites are _________satellites. |
| A) | GEO |
| B) | MEO |
| C) | LEO |
| D) | none of the above |
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| 38 | ________ satellites will provide universal broadband Internet access. |
| A) | GPS |
| B) | Iridium |
| C) | Teledesic |
| D) | none of the above |