Communication satellites are used to: (1) To transmit communication signals (2) To receive and redirect communication signals (3) To only receive communication signal (4) To provide information of national sources only

Communication satellites are used to: (1) To transmit communication signals (2) To receive and redirect communication signals (3) To only receive communication signal (4) To provide information of national sources only
by

1 Answer

Answer :

To receive and redirect communication signals
by

Related questions

Communication satellite are used to a) Transmit communication signal only b)Receive Communication signal only c)Receive and redirect communication signal d)Provides information of natural resources only

Description : Communication satellite are used to a) Transmit communication signal only b)Receive Communication signal only c)Receive and redirect communication signal d)Provides information of natural resources only

Last Answer : c)Receive and redirect communication signal

Consider the following statements: 1. In a direct-to-home (DTH) system, the viewer dish antenna picks up signals from the satellite directly. 2. Cable operators receive signal from the satellite on large community dish antennas and then transmit to the viewers’ sets. Which of the above statements is/are correct? (a) Only 1 (b) Only 2 (c) Both 1 and 2 (d) Neither 1 nor 2

Description : Consider the following statements: 1. In a direct-to-home (DTH) system, the viewer dish antenna picks up signals from the satellite directly. 2. Cable operators receive signal from the satellite on large community dish antennas and ... ? (a) Only 1 (b) Only 2 (c) Both 1 and 2 (d) Neither 1 nor 2

Last Answer : Ans:(c)

What is the optimum length for a half-wave aerial that requires to transmit and receive 1 MHz signals?

Description : What is the optimum length for a half-wave aerial that requires to transmit and receive 1 MHz signals?

Last Answer : An aerial length of 750 metres is required

__________ transmit signals that carry pictures, data, music and conversations invisibly over long distances and have been the basis for almost all non-written communication and most wireless technologies used by humans today.?

Description : __________ transmit signals that carry pictures, data, music and conversations invisibly over long distances and have been the basis for almost all non-written communication and most wireless technologies used by humans today.?

Last Answer : radio waves

The device in communication satellites which receives signals from an earth station and transmits them to different directions is (1) Transformer (2) Transistor (3) Transponder (4) Transducer

Description : The device in communication satellites which receives signals from an earth station and transmits them to different directions is (1) Transformer (2) Transistor (3) Transponder (4) Transducer

Last Answer : Transponder

Radar is used to (1) locate submerged submarines. (2) receive signal from radio receivers. (3) detect and locate distant objects. (4) locate geostationary satellites.

Description : Radar is used to (1) locate submerged submarines. (2) receive signal from radio receivers. (3) detect and locate distant objects. (4) locate geostationary satellites.

Last Answer :  detect and locate distant objects

The line of sight communication requires transmit and receive antenna to face each other. If the transmit...

Description : The line of sight communication requires transmit and receive antenna to face each other. If the transmit antenna is vertically polarized, for the best reception the receive antenna should be:  ... 45° with respect to the horizontal polarization (4) At 45° with respect to the vertical polarization

Last Answer : The line of sight communication requires transmit and receive antenna to face each other. If the transmit antenna is vertically polarized, for the best reception the receive antenna should be:  Horizontally polarized.

Weather satellites transmit cloud cover and temperature-humidity profiles back to Earth using images of which combination of the electromagnetic radiation types? w) infra-red and visible light x) ultraviolet and nuclear magnetic y) ultraviolet and infra-red z) ultraviolet and visible light

Description : Weather satellites transmit cloud cover and temperature-humidity profiles back to Earth using images of which combination of the electromagnetic radiation types? w) infra-red and visible light x) ultraviolet and nuclear magnetic y) ultraviolet and infra-red z) ultraviolet and visible light

Last Answer : ANSWER: W -- INFRA-RED AND VISIBLE LIGHT

Modulation means A. Varying of information B. Utilization of a single transmission channel to carry multiple signals C. Varying of some parameters of a carrier such as its amplitude to transmit information D. Transmit pulses in DC form on a copper wire

Description : Modulation means A. Varying of information B. Utilization of a single transmission channel to carry multiple signals C. Varying of some parameters of a carrier such as its amplitude to transmit information D. Transmit pulses in DC form on a copper wire

Last Answer : C. Varying of some parameters of a carrier such as its amplitude to transmit information

The transmission mode which allows both communicating devices to transmit and receive data simultaneously is: a) Full Duplex b) Simplex c) Half Duplex d) Simple Complex e) None of These

Description : The transmission mode which allows both communicating devices to transmit and receive data simultaneously is: a) Full Duplex b) Simplex c) Half Duplex d) Simple Complex e) None of These

Last Answer : a) Full Duplex

If a modulating wave is sampled 10 times per cycle with a 5-element binary code, how many bits of information are required to transmit the signal?

Description : If a modulating wave is sampled 10 times per cycle with a 5-element binary code, how many bits of information are required to transmit the signal?

Last Answer : 28. 50.

The transmit and receive elements of a sound-powered telephone handset are _____________. A. identical and can be used for either function B. of similar construction but different enough to be used only for its own function C. of very different construction and MUST be used only for its own function D. constructed so that each can fit only in its own recess

Description : The transmit and receive elements of a sound-powered telephone handset are _____________. A. identical and can be used for either function B. of similar construction but different enough to be used only for ... only for its own function D. constructed so that each can fit only in its own recess

Last Answer : Answer: A

What information do man-made satellites provide?

Description : What information do man-made satellites provide?

Last Answer : 1. Man made satellites provide useful information on agriculture, environment, weather, forecasting, making maps and searching for water and mineral wealth on the earth. 2. It is also used for telecommunication.

Designed to receive a signal from a transmitting station on the ground and retransmit it to a receiving station located elsewhere A. Communication satellite B. Repeater C. Relay station D. Transponder

Description : Designed to receive a signal from a transmitting station on the ground and retransmit it to a receiving station located elsewhere A. Communication satellite B. Repeater C. Relay station D. Transponder

Last Answer : A. Communication satellite

The National Council on Radiation Protection and Measurements estimates that the average exposure to ionizing radiation tha individual Americans receive annually from ALL sources is about: w) 60 millirem x) 100 millirem y) 360 millirem z) 500 millirem

Description : The National Council on Radiation Protection and Measurements estimates that the average exposure to ionizing radiation tha individual Americans receive annually from ALL sources is about: w) 60 millirem x) 100 millirem y) 360 millirem z) 500 millirem

Last Answer : ANSWER: Y -- 360 MILLIREM

What CBRN agent inhibits AChE allowing ACh to accumulate affecting the way cells transmit signals to the body?

Description : What CBRN agent inhibits AChE allowing ACh to accumulate affecting the way cells transmit signals to the body?

Last Answer : What is the answer ?

Which one of the following statements is correct regarding the GPS satellites? (A) The nominal altitude is about 20,200 km (B) The inclination of axis satellite is 55° (C) The satellite transmits two L band signals (L1 with 1575.42 MHz and L2 with 1276.6 MHz) (D) All of these

Description : Which one of the following statements is correct regarding the GPS satellites? (A) The nominal altitude is about 20,200 km (B) The inclination of axis satellite is 55° (C) The satellite transmits two L band signals (L1 with 1575.42 MHz and L2 with 1276.6 MHz) (D) All of these

Last Answer : Answer: Option D

When making a blind transmission you should: a. Transmit the message twice b. Transmit each word twice c. Repeat the message on 121.5 MHz d. Wait for visual signals

Description : When making a blind transmission you should: a. Transmit the message twice b. Transmit each word twice c. Repeat the message on 121.5 MHz d. Wait for visual signals

Last Answer : a. Transmit the message twice

When making a blind transmission you should: a. Transmit the message twice b. Transmit each word twice c. Repeat the message on 121.5 MHz d. Wait for visual signals

Description : When making a blind transmission you should: a. Transmit the message twice b. Transmit each word twice c. Repeat the message on 121.5 MHz d. Wait for visual signals

Last Answer : a. Transmit the message twice

Truly effective communication: 1. Depends on using multiple channels 2. Depends on selecting the right method for each message and avoiding duplication, since everyone is overloaded with information 3. Cannot depend solely on non-verbal signals which might be misunderstood 4. Can only be achieved by communication professional 5. a, b and c

Description : Truly effective communication: 1. Depends on using multiple channels  2. Depends on selecting the right method for each message and avoiding duplication, since  everyone is overloaded with information  3. ... misunderstood  4. Can only be achieved by communication professional  5. a, b and c

Last Answer : 5. a, b and c

The sensor that receive sound echoes without transmitting their own sound signals is called A : Active Sonar B : Passive Sonar C : Radar D : Laser Rangefinder

Description : The sensor that receive sound echoes without transmitting their own sound signals is called A : Active Sonar B : Passive Sonar C : Radar D : Laser Rangefinder

Last Answer : B : Passive Sonar

Highly specialised cells in animals which can detect, receive & transmit different kinds of stimuli

Description : Highly specialised cells in animals which can detect, receive & transmit different kinds of stimuli

Last Answer : Highly specialised cells in animals which can detect, receive & transmit different kinds of stimuli

Highly specialised cells in animals which can detect, receive & transmit different kinds of stimuli

Description : Highly specialised cells in animals which can detect, receive & transmit different kinds of stimuli

Last Answer : Highly specialised cells in animals which can detect, receive & transmit different kinds of stimuli

The first satellite to receive and transmit simultaneously A. Intelsat I B. Agila I C. Syncorn I D. Telstar I

Description : The first satellite to receive and transmit simultaneously A. Intelsat I B. Agila I C. Syncorn I D. Telstar I

Last Answer : D. Telstar I

Known to be the first satellite capable to receive and transmit simultaneously. A. Score B. Syncom I C. Telstar 1 D. Echo1

Description : Known to be the first satellite capable to receive and transmit simultaneously. A. Score B. Syncom I C. Telstar 1 D. Echo1

Last Answer : C. Telstar 1

What is the primary advantage of DSBSC in AM? A. Reduce bandwidth over standard AM B. All of these C. It is simpler to transmit and receive than the standard AM D. No transmitter power is wasted in the carrier

Description : What is the primary advantage of DSBSC in AM? A. Reduce bandwidth over standard AM B. All of these C. It is simpler to transmit and receive than the standard AM D. No transmitter power is wasted in the carrier

Last Answer : D. No transmitter power is wasted in the carrier

During which of the transmit or receive cycles are both the tr and atr tubes of a parallelconnected duplexer ionized (arcing)?

Description : During which of the transmit or receive cycles are both the tr and atr tubes of a parallelconnected duplexer ionized (arcing)?

Last Answer : Transmit.

What characteristic allows the same antenna to both transmit and receive?

Description : What characteristic allows the same antenna to both transmit and receive?

Last Answer : Reciprocity.

The parasitic array can be rotated to receive or transmit in different directions. What is the name given to such an antenna?

Description : The parasitic array can be rotated to receive or transmit in different directions. What is the name given to such an antenna?

Last Answer : Rotary array.

Which protocol carries messages such as destination Unreachable, Time Exceeded, Parameter Problem, Source Quench, Redirect, Echo, Echo Reply, Timestamp, Information Request, Information Reply, Address Request, and Address Reply? * ICMP * UDP * TCP * TFTP

Description : Which protocol carries messages such as destination Unreachable, Time Exceeded, Parameter Problem, Source Quench, Redirect, Echo, Echo Reply, Timestamp, Information Request, Information Reply, Address Request, and Address Reply? * ICMP * UDP * TCP * TFTP

Last Answer : Correct answer: A ICMP (Internet Control Message Protocol) is a network layer internet protocol described in RFC # 792. ICMP reports IP packet information such as destination Unreachable, Time ... Echo Reply, Timestamp, Information Request, Information Reply, Address Request, and Address Reply.

When the router runs out of buffer space, this is called ________. * Source Quench * Redirect * Information Request * Low Memory

Description : When the router runs out of buffer space, this is called ________. * Source Quench * Redirect * Information Request * Low Memory

Last Answer : Correct answer: A Source quench is the process where the destination router, or end internetworking device will “quench” the date from the “source”, or the source router. This usually happens when the destination router runs out of buffer space to process packets.

'Blue tooth' technology allows - 1) Landline phone to mobile phone communication 2) Signal transmission on mobile phones only 3) Wireless communication between equipments 4) Satellite television communication

Description : 'Blue tooth' technology allows - 1) Landline phone to mobile phone communication 2) Signal transmission on mobile phones only 3) Wireless communication between equipments 4) Satellite television communication

Last Answer : 3) Wireless communication between equipments

When we transmit signal over a long distance, the intensity of the signal is reduced. What could be the solution for this problem? -Technology

Description : When we transmit signal over a long distance, the intensity of the signal is reduced. What could be the solution for this problem? -Technology

Last Answer : We can use a networking device called repeater, regenerates the feeble signal and transmit it.

When we transmit signal over a long distance, the intensity of the signal is reduced. What could be the solution for this problem? -Technology

Description : When we transmit signal over a long distance, the intensity of the signal is reduced. What could be the solution for this problem? -Technology

Last Answer : We can use a networking device called repeater, regenerates the feeble signal and transmit it.

Do they make toy RC planes that will transmit a video signal back?

Description : Do they make toy RC planes that will transmit a video signal back?

Last Answer : Yes the Vortex Extreme 3 Channel RC Airplane With Eyecam Video Camera.

Which is technique used to transmit audio signal in television broadcasts?

Description : Which is technique used to transmit audio signal in television broadcasts?

Last Answer : Frequency modulation

A digital carrier facility used to transmit a DSI-formatted signal at 1.544. Mbps. A. T2 B. T1 C. T4 D. T3

Description : A digital carrier facility used to transmit a DSI-formatted signal at 1.544. Mbps. A. T2 B. T1 C. T4 D. T3

Last Answer : B. T1

In an Ethernet local area network, which one of the following statements is TRUE ? a. A station stops to sense the channel once it starts transmitting a frame. b. The purpose of the jamming signal is to pad the frames that are smaller than the minimum frame size. c. A station continues to transmit the packet even after the collision is detected. d. The exponential backoff mechanism reduces the probability of collision on retransmissions

Description : In an Ethernet local area network, which one of the following statements is TRUE ? a. A station stops to sense the channel once it starts transmitting a frame. b. The purpose ... collision is detected. d. The exponential backoff mechanism reduces the probability of collision on retransmissions

Last Answer : The exponential backoff mechanism reduces the probability of collision on retransmissions

What is the purpose of either 'setpoint module' (6000F090/030) shown in the illustration? EL-0094 A. Program the 'signal conditioner' as to how to vary its input. B. Supply 0 - 10 volts to the 'signal conditioner'. C. Initiate logging of measured information at set intervals; for example, each hour. D. Obtain an input from the 'signal conditioner' and, if outside set limits, signals the 'annunciator'.

Description : What is the purpose of either 'setpoint module' (6000F090/030) shown in the illustration? EL-0094 A. Program the 'signal conditioner' as to how to vary its input. B. Supply 0 - 10 volts to ... . Obtain an input from the 'signal conditioner' and, if outside set limits, signals the 'annunciator'.

Last Answer : Answer: D

In radio signal emission designation, the fifth symbol means A. Details of signals B. Type of information transmitted C. Nature of multiplexing D. Nature of signal modulating the main carrier

Description : In radio signal emission designation, the fifth symbol means A. Details of signals B. Type of information transmitted C. Nature of multiplexing D. Nature of signal modulating the main carrier

Last Answer : C. Nature of multiplexing

Which waves are used for a communication through artificial satellites? -Do You Know?

Description : Which waves are used for a communication through artificial satellites? -Do You Know?

Last Answer : answer:

Which among the following waves is used for communication by artificial satellites? (1) Micro waves (2) Radio waves (3) A. M. (4) Frequency of 1016 series

Description : Which among the following waves is used for communication by artificial satellites? (1) Micro waves (2) Radio waves (3) A. M. (4) Frequency of 1016 series

Last Answer : (1) Micro waves Explanation: For fixed (point-to-point) services, communications satellites provide a microwave radio relay technology complementary to that of communication cables. They are also used ... is extensively used for point-to-point telecommunications (i.e., non broadcast uses).

Term in communication which is referred, “to send out in all direction”. A. Announce B. Broadcast C. Transmit D. Media

Description : Term in communication which is referred, “to send out in all direction”. A. Announce B. Broadcast C. Transmit D. Media

Last Answer : B. Broadcast

The most common application of satellites A. Surveillance B. Reconnaissance C. Defense systems D. Communication

Description : The most common application of satellites A. Surveillance B. Reconnaissance C. Defense systems D. Communication

Last Answer : D. Communication

In satellite communication, the Geostationary satellites are conveniently located with respect to the equator at _______. A. 45 degrees latitude B. 90 degrees latitude C. 0 degrees latitude D. 5 degrees latitude

Description : In satellite communication, the Geostationary satellites are conveniently located with respect to the equator at _______. A. 45 degrees latitude B. 90 degrees latitude C. 0 degrees latitude D. 5 degrees latitude

Last Answer : C. 0 degrees latitude

Which waves are used for a communication through artificial satellites?

Description : Which waves are used for a communication through artificial satellites?

Last Answer : Microwaves

First communication satellites used frequencies of A. 6 GHz for uplink B. 3 GHz for uplink C. 6 GHz for downlink D. 5 GHz for downlink

Description : First communication satellites used frequencies of A. 6 GHz for uplink B. 3 GHz for uplink C. 6 GHz for downlink D. 5 GHz for downlink

Last Answer : 6 GHz for uplink

Which data communication method is used to transmit the data over a serial communication link? a. simplex b. half-duplex c. full-duplex d. b and c e. None of above

Description : Which data communication method is used to transmit the data over a serial communication link? a. simplex b. half-duplex c. full-duplex d. b and c e. None of above

Last Answer : full-duplex

Which of the following statement is incorrect? a. Multiplexers are designed to accept data from several I/O devices and transmit a unified stream of data on one communication line b. HDLC is a standard synchronous communication protocol. c. RTS/CTS is the way the DTE indicates that it is ready to transmit data and the way the DCW indicates that it is ready to accept data d. RTS/CTS is the way the terminal indicates ringing

Description : Which of the following statement is incorrect? a. Multiplexers are designed to accept data from several I/O devices and transmit a unified stream of data on one communication line b. HDLC is a standard ... indicates that it is ready to accept data d. RTS/CTS is the way the terminal indicates ringing

Last Answer : RTS/CTS is the way the DTE indicates that it is ready to transmit data and the way the DCW indicates that it is ready to accept data