| How is tapped single button microphone cleared? |
| What helps protect fiber against degradation cause by moisture |
| For an angle of incidence = to the critical angle the light will be refracted |
| How much more feed point Z does a folded dipole have than normal dipole |
| What filter may be connected between a CB transmitter and its antenna |
| When real time communication is required the only way to address the second fragment is to use a ____ containing more that 1 satellite |
| What is the common usage of single button microphones |
| What is the advantage of using hub over direct interconnection to all the terminals |
| A broadcast station is transmitting but not modulating, what is heard in a receiver tuned to its frequency |
| A network using microwave for two way transmission of telephony and in high speed data |
| In TV system, if the 3.58MHz C amp in the receiver does not operate, the result will be __________? |
| What refers to the emphasizing low level signals and compressing high level signals |
| A system that allows user to access documents from widely separated sources of the internet using a common interface |
| What is the max efficiency of class C amp? |
| What is the max recommended cable length of RS232C cable? |
| What is the typical value of line turn around? |
| Which pulse in the V blanking corresponds to 3H lines wide? |
| What refers to the nonlinear effect that occurs at low power as low as 3mw in single mode fiber and takes the form of a light shifter slightly in freq from the original light wave |
| In wide area networks what routing technique requires each node to take the incoming packet and retransmit it onto every outgoing line? |
| For analog dram scanners what type of modulation is used after the receive light has been converted into electrical energy? |
| What is the most commonly used transmission line? |
| In what 2 systems in the voice transmitter can speech processing be used? |
| What can be determined about a transformer by an ohmmeter? |
| Why is a matched line indistinguishable from an infinitely long line as seen from the source? |
| What type of circuit produces even order harmonics? |
| What is the designation of SSB with full carrier? |
| What is the achievable data rate of the 3G cellular system? |
| What is the time period for a single time slot in GSM TDMA structure? |
| What packets switch data technique is used with the GSM systems? |
| What do you call the process by analog signal are transmitted by converting them into a series of pulses whose amplitude is approximately the shape of the analog signal |
| In Ethernet LAN, what situation arises when two or more terminals try to transmit in the network at the same time? |
| What do you call the interval which it’s an integer or whole fraction ratio |
| What is defined as the ratio of freq of two pure tones? |
| What do you call the first note of the musical scale? |
| In what year will the FCC face the analog broadcasting? |
| Which of the following is or are parts of the network interface card? |
| Which of the ff wavelengths where absorption of electromagnetic waves becomes peak due to vibrational resonance in the water vapor molecule |
| What class of mobile phone has a maximum power level specified as ERP of -2dBW or 600mW |
ANSWERS:
| Jarred |
| Cabling |
| Along the normal |
| 4 times |
| Low pass filter |
| Constellation |
| In telephones |
| Its easy to move computers |
| Nothing |
| Local |
| No color |
| Companding |
| WWW |
| 100% |
| 50 feet |
| 1.5 ms |
| V sync |
| Bruilloin scattering |
| Flooding |
| FM |
| Coax cable or line |
| AF and RF |
| Winding continuity, shorts to case and interwinding shorts |
| Since no energy is reflected from the match load, so for the source it appears as if energy is put into the line continuous to move down the line forever |
| Push-pull |
| H3E |
| More than 2Mbps |
| 8 |
| GPRS |
| PAM |
| Contention |
| Octave interval |
| Interval |
| Root note |
| 2006 |
| Both BNC and RJ49 connectors |
| 1.35cm and 1.7mm |
| Class III (mobile phone) |
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