EXTRON AV STUDY GUIDE EXAM QUESTIONS
WITH COMPLETE SOLUTIONS
Which |of |the |following |describes |the |relationship |of |width |and |height |of |an |image? |- |CORRECT
|ANSWER✔✔-ASPECT |RATIO
Which |of |the |following |measures |an |image's |width |and |height? |- |CORRECT |ANSWER✔✔-
RESOLUTION
Which |of |the |following |consists |of |thin |organic |layers |between |two |conductors |(transparent |
anode |and |metallic |cathode) |that |convert |electric |into |light? |- |CORRECT |ANSWER✔✔-OLED
Which |of |the |following |is |a |reflective |surface |made |up |of |thousnads |of |tiny |mirrors, |each |
representing |a |single |pixel? |- |CORRECT |ANSWER✔✔-DLP
Which |of |the |following |is |the |smallest |component |of |a |screen |image, |composed |of |indivisual |
Red, |Green, |and |Blue |- |RGB |primary |colors? |- |CORRECT |ANSWER✔✔-PIXELS
Intelace |scanning |may |be |described |as: |- |CORRECT |ANSWER✔✔-Images |drawn |in |two |
atternate |fields |of |odd |& |even |numbered |lines.
Which |one |of |the |following |indicated |the |amount |of |data |used |per |pixel |to |presen |color |
information? |- |CORRECT |ANSWER✔✔-Color |Bit |Depth
Which |of |the |following |is |a |digital |transmission |interface |for |uncompressed |video, |muti-chanel
|audio, |and |control |data |that |also |supports |High-bandwith |Digital |Content |Protection |- |HDCP? |-
|CORRECT |ANSWER✔✔-HDMI
,Which |one |of |the |following |digital |broadcast |standards |is |adopted |in |Europe, |Asia |and |Africa?
|- |CORRECT |ANSWER✔✔-DVB
DVI |and |HDMI |both |use |a |signaling |method |known |as: |- |CORRECT |ANSWER✔✔-TMDS
Which |of |the |following |are |mountable |metal |plates |that |provide |AV |connectors |for |audio, |
video, |phone, |data, |power, |and |control? |- |CORRECT |ANSWER✔✔-AAPs |and |MAAPs
True |or |False: |The |Cable |Cubby |Series/2 |enclosures |do |NOT |accommodate |Extron |patented, |
variable-speed |cable |retraction |modules |for |AV |cables. |- |CORRECT |ANSWER✔✔-TRUE
Which |of |the |following |uses |a |standard |RJ-45 |modular |connector |for |twisted |pair |cable? |- |
CORRECT |ANSWER✔✔-HDBaseT
Which |of |the |following |does |NOT |contain |additional |shielding |like |meshes |or |aluminum |foil? |- |
CORRECT |ANSWER✔✔-STP
Which |of |the |following |is |a |measurement, |in |decibels |(dB), |of |the |amount |of |any |reduction |in |
signal |strength, |or |loss, |due |to |the |natural |consequence |of |transmission |over |long |distance? |- |
CORRECT |ANSWER✔✔-Attenuation
Which |of |the |following |contributes |to |the |impedance |of |a |cable? |- |CORRECT |ANSWER✔✔-All |
of |the |above
Which |of |the |following |cable |shielding |methods |has |many |fine |strands |of |material |woven |
together |that |encompasses |the |insulation |of |the |cable? |- |CORRECT |ANSWER✔✔-Braided |
Shield
Which |of |the |following |core |conductors |is |made |of |one |single |wire |and |generally |provides |
excellent |conductivity? |- |CORRECT |ANSWER✔✔-SOLID
, Which |one |of |the |following |phases |of |a |control |project |do |the |AV |installers |and |the |control |
system |designers |coordinate |to |test |the |functionality |of |the |AV |system, |both |hardware |and |
software? |- |CORRECT |ANSWER✔✔-Commissioning
Which |of |the |following |is |the |delivery |of |content |in |real-time |as |events |happen? |- |CORRECT |
ANSWER✔✔-Live |Content
Which |of |the |following |streaming |functions |analyzes, |de-compresses, |and |reconstructs |the |
received |packets, |and |delivers |the |signal |to |the |end-point? |- |CORRECT |ANSWER✔✔-Decode
Which |of |the |following |types |of |compression |refers |to |the |loss |of |data |when |an |approximation
|of |the |original |image |is |reconstructed? |- |CORRECT |ANSWER✔✔-Lossy |compression
Which |of |the |following |is |a |device |or |program |with |technologies |that |compresses |a |signal |for |
more |efficient |transmission, |then |decompresses |it |for |viewing |or |editing? |- |CORRECT |
ANSWER✔✔-codec
Which |of |the |following |describes |the |amount |of |delay, |or |the |time |it |takes |for |video |and |audio
|to |be |delivered |from |the |source |to |the |destination? |- |CORRECT |ANSWER✔✔-Latency
Which |one |of |the |following |is |a |method |of |transporting |media |content |over |a |network |as |a |
steady, |continuous |flow, |allowing |playback |to |proceed |while |subsequent |data |is |received? |- |
CORRECT |ANSWER✔✔-Streaming
An |acceptable |viewing |experience |for |consumer |purposes |may |not |meet |the |needs |of |
professional |applications. |- |CORRECT |ANSWER✔✔-TRUE
Which |one |of |the |following |works |to |reverse |the |first |two |phases |of |the |streaming |process, |
reconstruct |the |signal, |and |deliver |it |to |the |end-point? |- |CORRECT |ANSWER✔✔-Decode
WITH COMPLETE SOLUTIONS
Which |of |the |following |describes |the |relationship |of |width |and |height |of |an |image? |- |CORRECT
|ANSWER✔✔-ASPECT |RATIO
Which |of |the |following |measures |an |image's |width |and |height? |- |CORRECT |ANSWER✔✔-
RESOLUTION
Which |of |the |following |consists |of |thin |organic |layers |between |two |conductors |(transparent |
anode |and |metallic |cathode) |that |convert |electric |into |light? |- |CORRECT |ANSWER✔✔-OLED
Which |of |the |following |is |a |reflective |surface |made |up |of |thousnads |of |tiny |mirrors, |each |
representing |a |single |pixel? |- |CORRECT |ANSWER✔✔-DLP
Which |of |the |following |is |the |smallest |component |of |a |screen |image, |composed |of |indivisual |
Red, |Green, |and |Blue |- |RGB |primary |colors? |- |CORRECT |ANSWER✔✔-PIXELS
Intelace |scanning |may |be |described |as: |- |CORRECT |ANSWER✔✔-Images |drawn |in |two |
atternate |fields |of |odd |& |even |numbered |lines.
Which |one |of |the |following |indicated |the |amount |of |data |used |per |pixel |to |presen |color |
information? |- |CORRECT |ANSWER✔✔-Color |Bit |Depth
Which |of |the |following |is |a |digital |transmission |interface |for |uncompressed |video, |muti-chanel
|audio, |and |control |data |that |also |supports |High-bandwith |Digital |Content |Protection |- |HDCP? |-
|CORRECT |ANSWER✔✔-HDMI
,Which |one |of |the |following |digital |broadcast |standards |is |adopted |in |Europe, |Asia |and |Africa?
|- |CORRECT |ANSWER✔✔-DVB
DVI |and |HDMI |both |use |a |signaling |method |known |as: |- |CORRECT |ANSWER✔✔-TMDS
Which |of |the |following |are |mountable |metal |plates |that |provide |AV |connectors |for |audio, |
video, |phone, |data, |power, |and |control? |- |CORRECT |ANSWER✔✔-AAPs |and |MAAPs
True |or |False: |The |Cable |Cubby |Series/2 |enclosures |do |NOT |accommodate |Extron |patented, |
variable-speed |cable |retraction |modules |for |AV |cables. |- |CORRECT |ANSWER✔✔-TRUE
Which |of |the |following |uses |a |standard |RJ-45 |modular |connector |for |twisted |pair |cable? |- |
CORRECT |ANSWER✔✔-HDBaseT
Which |of |the |following |does |NOT |contain |additional |shielding |like |meshes |or |aluminum |foil? |- |
CORRECT |ANSWER✔✔-STP
Which |of |the |following |is |a |measurement, |in |decibels |(dB), |of |the |amount |of |any |reduction |in |
signal |strength, |or |loss, |due |to |the |natural |consequence |of |transmission |over |long |distance? |- |
CORRECT |ANSWER✔✔-Attenuation
Which |of |the |following |contributes |to |the |impedance |of |a |cable? |- |CORRECT |ANSWER✔✔-All |
of |the |above
Which |of |the |following |cable |shielding |methods |has |many |fine |strands |of |material |woven |
together |that |encompasses |the |insulation |of |the |cable? |- |CORRECT |ANSWER✔✔-Braided |
Shield
Which |of |the |following |core |conductors |is |made |of |one |single |wire |and |generally |provides |
excellent |conductivity? |- |CORRECT |ANSWER✔✔-SOLID
, Which |one |of |the |following |phases |of |a |control |project |do |the |AV |installers |and |the |control |
system |designers |coordinate |to |test |the |functionality |of |the |AV |system, |both |hardware |and |
software? |- |CORRECT |ANSWER✔✔-Commissioning
Which |of |the |following |is |the |delivery |of |content |in |real-time |as |events |happen? |- |CORRECT |
ANSWER✔✔-Live |Content
Which |of |the |following |streaming |functions |analyzes, |de-compresses, |and |reconstructs |the |
received |packets, |and |delivers |the |signal |to |the |end-point? |- |CORRECT |ANSWER✔✔-Decode
Which |of |the |following |types |of |compression |refers |to |the |loss |of |data |when |an |approximation
|of |the |original |image |is |reconstructed? |- |CORRECT |ANSWER✔✔-Lossy |compression
Which |of |the |following |is |a |device |or |program |with |technologies |that |compresses |a |signal |for |
more |efficient |transmission, |then |decompresses |it |for |viewing |or |editing? |- |CORRECT |
ANSWER✔✔-codec
Which |of |the |following |describes |the |amount |of |delay, |or |the |time |it |takes |for |video |and |audio
|to |be |delivered |from |the |source |to |the |destination? |- |CORRECT |ANSWER✔✔-Latency
Which |one |of |the |following |is |a |method |of |transporting |media |content |over |a |network |as |a |
steady, |continuous |flow, |allowing |playback |to |proceed |while |subsequent |data |is |received? |- |
CORRECT |ANSWER✔✔-Streaming
An |acceptable |viewing |experience |for |consumer |purposes |may |not |meet |the |needs |of |
professional |applications. |- |CORRECT |ANSWER✔✔-TRUE
Which |one |of |the |following |works |to |reverse |the |first |two |phases |of |the |streaming |process, |
reconstruct |the |signal, |and |deliver |it |to |the |end-point? |- |CORRECT |ANSWER✔✔-Decode
