When comparing analog display inputs to digital display inputs, which of the following is anadvantage that digital has over analog?（）A、Allows for higher brightnessB、More crosstalkC、Sustains higher resolutionsD、Supports widescreen resolutions
When comparing analog display inputs to digital display inputs, which of the following is anadvantage that digital has over analog?（）
- A、Allows for higher brightness
- B、More crosstalk
- C、Sustains higher resolutions
- D、Supports widescreen resolutions
相关考题：
Theprocessquantizingthecontinuousvaluesintoabinaryscaleiscalled(). A.digital-to-analogconversionB.digital-to-digitalconversionC.analog-to-digitalconversionD.analog-to-analogconversion
Digital computer is controlled by internally stored programs and(66) of using common storage for all or part of a program and also for all or part of the data necessary for the execution of the programs; executing user-written or user-designated programs; performing user-designated manipulation of digitally represented discrete data, including.(67) operations and logic operations; and executing programs that(68) themselves during their execution.Analog computer's operations are analogous to the(69) of another system and that accepts, processes, and produces analog data.(70) computer integrates analog computer components and digital computer components by interconnection of digital-to-analog converters and analog-to-digital converters.A．qualifiedB．competentC．capableD．able
When comparing analog display inputs to digital display inputs, which of the following is anadvantage that digital has over analog?() A. Allows for higher brightnessB. More crosstalkC. Sustains higher resolutionsD. Supports widescreen resolutions
is a device which enables digital microcomputers to communicate across analog telephone lines.A．The switchB．The modemC．The hubD．The repeater
What is the difference between a CSU／DSU and a modem?() A. A CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals from a router to a leased line.B. A CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals from a router to a leased line.C. A CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals from a router to a phone line.D. A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line.
Which of the following describes the roles of devices in a WAN? () A.A CSU/DSU terminates a digital local loopB.A modem terminates a digital local loopC.A CSU/DSU terminates an analog local loopD.A modem terminates an analog local loopE.A router is commonly considered a DTE deviceF.A router is commonly considered a DCE device
Which of the following describes the roles of devices in a WAN (Choose three.)()。 A.A CSU/DSU terminates a digital local loop.B.A modem terminates a digital local loop.C.A CSU/DSU terminates an analog local loop.D.A modem terminates an analog local loop.E.A router is commonly considered a DTE device.F.A router is commonly considered a DCE device.
Which two statements are true about analog to digital conversion of voice signals for use in digital telephony networks？（）A、The three required steps in the analog to digital conversion are sampling，encoding，and compression.B、The three required steps in the analog to digital conversion are sampling，quantization，and compression.C、The three required steps in the analog to digital conversion are sampling，quantization，and encoding.D、The output of the sampling process is a pulse code modulation （PCM） signal.E、The output of the sampling process is a pulse amplitude modulation （PAM） signal.
Which of the following describes the roles of devices in a WAN?（）A、A CSU/DSU terminates a digital local loopB、A modem terminates a digital local loopC、A CSU/DSU terminates an analog local loopD、A modem terminates an analog local loopE、A router is commonly consideredaDTEdeviceF、A router is commonly considereda DCE device
When a router converts analog signals to digital signals， what three steps are always included in the process？（）A、involutionB、encodingC、samplingD、quantizationE、compressionF、companding
Which of the following describes the roles of devices in a WAN? （）A、A CSU/DSU terminates a digital local loopB、A modem terminates a digital local loopC、A CSU/DSU terminates an analog local loopD、A modem terminates an analog local loopE、A router is commonly considered a DTE deviceF、A router is commonly considered a DCE device
What is the difference between a CSU/DSU and a modem?（）A、A CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals from a router to a leased lineB、A CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals from a router to a leased lineC、A CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals from a router to a phone lineD、A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line
Which statement is true about the digital to analog conversion process？（）A、the two steps of digital to analog conversion are decompression and reconstruction of the analog signalB、the two steps of digital to analog conversion are decoding and filteringC、the two steps of digital to analog conversion are decompression and filtering of the analog signalD、the two steps of digital to analog conversion are quantization and decoding
Which of the following describes the roles of devices in a WAN?（）A、A CSU/DSU terminates a digital local loop.B、A modem terminates a digital local loop.C、A CSU/DSU terminates an analog local loop.D、A modem terminates an analog local loop.E、A router is commonly considered a DTE device.F、A router is commonly considered a DCE device.
What are two steps that are taken when a router converts a voice signal from analog to digital form？（）A、samplingB、packetizationC、quantizationD、serialization
Which test checks the transmitter and receiver of a local modem？（）A、data parityB、analog loop backC、local digital loop backD、remote digital loop back
An optical cable is used to transmit：（）A、digital audio from a component to a receiver.B、analog video from a component to a receiver.C、analog audio from a component to a receiver.D、digital video from a component to a receiver.
单选题What is TRUE of the history display of a target’s past positions on an ARPA?（）AIt provides a graphic display to emphasize which vessel is on a collision courseBIn the true presentation，it provides a quick visual check to determine if a vessel has changed courseCThe display is one of the primary inputs and must be in use when using the trial maneuver capabilityDIt provides a graphic display of a target vessel's relative course，speed，and CPA
单选题Which statement is true about the digital to analog conversion process？（）Athe two steps of digital to analog conversion are decompression and reconstruction of the analog signalBthe two steps of digital to analog conversion are decoding and filteringCthe two steps of digital to analog conversion are decompression and filtering of the analog signalDthe two steps of digital to analog conversion are quantization and decoding
多选题Which of the following describes the roles of devices in a WAN? (Choose three.)（）AA CSU/DSU terminates a digital local loop.BA modem terminates a digital local loop.CA CSU/DSU terminates an analog local loop.DA modem terminates an analog local loop.EA router is commonly considered a DTE device.FA router is commonly considered a DCE device.
单选题What are two steps that are taken when a router converts a voice signal from analog to digital form？（）A samplingB packetizationC quantizationD serialization
多选题Which of the following describes the roles of devices in a WAN?（）AA CSU/DSU terminates a digital local loopBA modem terminates a digital local loopCA CSU/DSU terminates an analog local loopDA modem terminates an analog local loopEA router is commonly consideredaDTEdeviceFA router is commonly considereda DCE device
多选题Which three functions are associated with a Cisco Unified CallManager？ （）Aconnects traditional telephony devices to voice over IP infrastructureBconverts analog signals to digital formatCperforms voice compressionDperforms call processingEperforms dial plan administrationFperforms signaling and device control
多选题Which two statements are true about analog to digital conversion of voice signals for use in digital telephony networks？（）AThe three required steps in the analog to digital conversion are sampling，encoding，and compression.BThe three required steps in the analog to digital conversion are sampling，quantization，and compression.CThe three required steps in the analog to digital conversion are sampling，quantization，and encoding.DThe output of the sampling process is a pulse code modulation （PCM） signal.EThe output of the sampling process is a pulse amplitude modulation （PAM） signal.
多选题Which of the following describes the roles of devices in a WAN？（）AA CSU/DSU terminates a digital local loopBA modem terminates a digital local loopCA CSU/DSU terminates an analog local loopDA modem terminates an analog local loopEA router is commonly considered a DTE deviceFA router is commonly considered a DCE device
单选题What is the difference between a CSU/DSU and a modem?（）AA CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals from a router to a leased lineBA CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals from a router to a leased lineCA CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals from a router to a phone lineDA CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line
单选题When comparing analog display inputs to digital display inputs, which of the following is anadvantage that digital has over analog?（）AAllows for higher brightnessBMore crosstalkCSustains higher resolutionsDSupports widescreen resolutions