Description : Transmission of printed material over telephone lines. A. Video text B. Facsimile C. Encoding D. Xerox copy
Last Answer : B. Facsimile
Description : What is emission F3F? A. Facsimile B. Modulated CW C. RTTY D. Television
Last Answer : D. Television
Description : A form of telecommunication for the transmission of transient images of fixed or moving objects. A. E-mail B. Television C. Radio D. Internet
Last Answer : B. Television
Description : Refers to an emission designation for facsimile? A. J3E and F4E B. A3J and A4E C. A3E and F3C D. R3E and A3E
Last Answer : C. A3E and F3C
Description : The local loop of the telephone system is understood to be A. a single piece of wire connecting the subscriber's telephone set to another telephone set in an adjacent room B. a two-wire or four- ... a facsimile machine to a computer D. a group of wires connecting a telephone set to a modem
Last Answer : B. a two-wire or four-wire communication circuit between the customer’s premise and central office
Description : Which of the following regulates the ownership and operation of radio and television stations in the country? A. PD 576-A B. PD 756 C. PD 657 D. PD 677
Last Answer : A. PD 576-A
Description : In facsimile transmission, a page is scanned and converted into a sequence of a. Binary sequence b. Ternary sequence c. black or white pixels d. alphanumeric sequence
Last Answer : c. black or white pixels
Description : For a space wave transmission, the radio horizon distance of a receiving antenna with a height of 64 meters is approximately A. 8 km B. 32 km C. 64 km D. 256 km
Last Answer : B. 32 km
Description : What is a selective fading effect? A. A fading effect caused by small changes in beam heading at the receiving station. B. A fading effect caused by phase differences between radio wave ... station D. A fading effect caused by time differences between the receiving and transmitting stations.
Last Answer : B. A fading effect caused by phase differences between radio wave components of the same transmission, as experienced at the receiving station.
Description : What type of transmission is radiated from an aircraft’s radio altimeter antenna? A. An amplitude modulated continuous wave B. A pulse position modulated UHF signal C. A differential phase shift keyed UHF signal D. A frequency modulated continuous wave
Last Answer : D. A frequency modulated continuous wave
Description : For a space wave transmission, the radio horizon distance of a transmitting antenna with a height of 100 meters is approximately: A. 10 km B. 40 km C. 100 km D. 400 km
Last Answer : B. 40 km
Description : What is the major cause of selective fading? A. Small changes in the beam heading at the receiving station. B. Large changes in the height of the ionosphere, as experience at the ... Phase differences between radio wave components of the same transmission, as experienced at the receiving station.
Last Answer : D. Phase differences between radio wave components of the same transmission, as experienced at the receiving station.
Description : What is the first symbol of a radio signal transmission having an amplitude modulated signal carrier, double side band? A. C B. B C. H D. A
Last Answer : D. A
Description : It is an average power of a radio transmitter supplied to the antenna transmission line taken during a long sufficient interval of time and compared with the lowest frequency encountered in the modulation ... operating conditions. A. Carrier power B. Rated power C. Mean power D. Peak envelop power
Last Answer : C. Mean power
Description : Which of the following is not a common microwave application? A. Radar B. Data transmission C. Space communications D. Mobile radio
Last Answer : D. Mobile radio
Description : A third symbol radio emission which represent telephone transmission including sound broadcasting. A. W B. F C. C D. E
Last Answer : D. E
Description : Referred to as an average power from the radio transmitter supplied to the antenna transmission line taken during one radio frequency cycle under no modulation. A. Carrier power B. Rated power C. Peak envelop power D. Mean power
Last Answer : A. Carrier power
Description : Refers to an effect of selective fading. A. A fading effect caused by phase differences between radio wave components of the same transmission, as experienced at the receiving station. B. A fading ... caused by large changes in the height of the ionosphere, as experienced at the receiving station.
Last Answer : A. A fading effect caused by phase differences between radio wave components of the same transmission, as experienced at the receiving station.
Description : Average power of a radio transmitter supplied to the antenna transmission line by a transmitter during one radio frequency cycle taken under the condition of no modulation. A. Peak envelop power B. Rated power C. Carrier power D. Mean power
Last Answer : C. Carrier power
Description : What is the effect in over modulated amplitude modulated radio broadcasting transmission? A. Interference to adjacent channel B. Higher fidelity C. Increase noise D. Higher audio signal
Last Answer : A. Interference to adjacent channel
Description : Production of radiation by a radio transmitting station A. Monitoring B. Emission C. Radiation D. Transmission
Last Answer : B. Emission
Description : Xerography means: (a) Dry writing (b) Wet writing (c) Both (a) and (b) (d) None of these
Last Answer : a) Dry writing
Description : The photo copying process is called: (a) Xerography (b) Inkjet printer (c) Both (a) and (b) (d) None of these
Last Answer : (a) Xerography
Description : What is the meaning of the term velocity factor of a transmission line? A. The ratio of the characteristic impedance of the line to the terminating impedance B. The index of shielding for coaxial ... The velocity of the wave on the transmission line divided by the velocity of light in a vacuum.
Last Answer : D. The velocity of the wave on the transmission line divided by the velocity of light in a vacuum.
Description : What is the meaning of the term velocity factor of a transmission line? A. The index of shielding for coaxial cable B. The velocity of the wave on the transmission line multiplied by the velocity of ... The velocity of the wave on the transmission line divided by the velocity of light in a vacuum
Last Answer : D. The velocity of the wave on the transmission line divided by the velocity of light in a vacuum
Description : What is meant by the term antenna efficiency? A. Efficiency = effective radiated power/transmitter output x 100% B. Efficiency = radiation resistance/ transmission resistance C. Efficiency = total resistance/radiation resistance x 100% D. Efficiency = radiation resistance/total resistance x 100%
Last Answer : D. Efficiency = radiation resistance/total resistance x 100%
Description : Do you have the pictures you've taken on your phone printed?
Last Answer : answer:Yup. I take pictures on both my phone and with my digital camera for prints. I thought about investing in a photo printer, but I don't have the money for that at the moment ( ... I have a photographer friend who never prints his photos. He posts them online or digitally archives them.
Description : How have you stored your old printed pictures?
Last Answer : answer:I keep my photos in a big plastic, mostly air-tight box. Some date back to the 40s, photos my mom gave me. The rest are from the 50s through 90s. They’re still holding up. Maybe I’ll start an absum one of these days. Yeah… maybe.
Description : Record include a) Any document, manuscript and file b) Any microfilm , microfiche and facsimile copy of a document c) Any other material produced a computer or any other device d) All the above
Last Answer : d) All the above
Description : The addressee can be allowed to use facsimile impression for getting delivery of a) Registered letter b) Money order c) Insured article d) None of these
Last Answer : a) Registered letter
Description : Facsimile impression of signature on an acknowledgement a) Can be accepted b) Cannot be accepted c) Discretion of the PM d) None of these
Last Answer : a) Can be accepted
Description : What is facsimile?
Last Answer : The process used to transmit photographs, charts and other graphic information electronically.
Description : It is proposed network designed by major telephone companies in conjunction with the ITU-T with the intent of providing worldwide telecommunications support for voice, data, video and facsimile information within the same networ
Last Answer : ISDN
Description : Fax is: A. Facsimile Decoding B. Facsimile Encoding C. Factual Encoding. D. Factual Decoding
Last Answer : B. Facsimile Encoding
Description : Earliest name of the facsimile coding is___________. a. Feminine b. CALIC c. Telephone d. Fax
Last Answer : d. Fax
Description : The front-end of a television receiver, having a bandwidth of 7Mhz, and operating at a temperature of 27˚C , consists of an amplifier having a gain of 15 followed by a mixer whose gain is 20. The ... equivalent noise resistance for this television receiver. A. 8760 Ω B. 875Ω C. 8.76Ω D. 0.876Ω
Last Answer : B. 875Ω
Description : What signal-to-noise ratio is required for satisfactory television reception? A. 10 dB B. 30 dB C. 40 dB D. 20 dB
Last Answer : C. 40 dB
Description : Which band does channel 14 of the television channel belong? A. High VHF band B. EHF band C. UHF band D. Low VHF band
Last Answer : C. UHF band
Description : What controls the contrast of a television cathode ray picture? A. AFC B. video stage gain C. Audio gain control D. CRT bias
Last Answer : B. video stage gain
Description : A third symbol emission which represent television. A. C B. D C. F D. A
Last Answer : C. F
Description : Channel 7 of the regular television channel belongs to which band? A. Low VHF band B. High VHF band C. Low UHF band D. High UHF band
Last Answer : B. High VHF band
Description : The signal to noise ratio that is required for a satisfactory television reception. A. 30 dB B. 40 dB C. 10 dB D. 20 dB
Last Answer : B. 40 dB
Description : In television broadcasting vivid strong colors are often referred as _______. A. Saturation B. Hue C. Chrominance D. Luminance
Last Answer : A. Saturation
Description : An antenna that can only receive a television signal. A. Isotropic antenna B. TVRO C. Reference antenna D. Yagi antenna
Last Answer : B. TVRO
Description : When was the UHF channel (14-83) of television were added? A. 1852 B. 1904 C. 1947 D. 1952
Last Answer : D. 1952
Description : Is there any way to see pictures of actual stage sets from popular television shows?
Last Answer : A lot of the behind the scenes or companion books for television series include such photos. I can't think of one for TV, but there is a really cool magazine for CG artists that goes into detail ... magazine's name, but it was a square book maybe 12 inches each side, and was somewhat expensive.
Description : What are the best sites to download motion pictures and television arrangement without utilizing torrents?
Last Answer : If you don't want to download torrent files then you should sign up for a site that allows you to download full movies or stream them on your computer. I would go with Hulu or search for ... computer. Many people prefer to just download the torrent file and they can watch it whenever they please.
Description : Which among the following events occurred first ? (1) John Logy Baird demonstrated first television (2) Alexander Flemming discovered pencillin (3) Telecast of talking pictures on television by BBC (4) Jonas E. Salk developed first polio vaccine
Last Answer : John Logy Baird demonstrated first television
Description : Any energy which radiates in the form of radio waves, infrared waves, light waves, x-rays, etc. A. Radiant energy B. Electromagnetic C. Heat D. Ultraviolet
Last Answer : B. Electromagnetic
Description : A final amplifier of a radio transmitter draws 250 mA of plate current when the plate supply voltage is 1400 volts. If the plate circuit efficiency is 80% and the transmitter is connected to an antenna having a feed impedance of 70 ohms, ... at the feed-point? A. 4.0 A B. 2.2 A C. 1.25 A D. 2.0 A
Last Answer : D. 2.0 A