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Flashcards

CTS II

Antoinette Tope English 175 cards

CTS II

Cards in this deck (175)

  1. 1Communication that allows a return message is called _________.Bidirectional
  2. 2Contact-closure control communication provides device operation by _________.Closing or opening an electrical current or voltage loop.
  3. 3Which of the following can interfere with an IR control? Quality of the device Sunlight or fluorescent lighting Shadows and darkness Strength of the power sourceSunlight or fluorescent lighting
  4. 4Ethernet is mainly used in control systems __________.To control environments at greater distances
  5. 5Voltage is the force that causes ______ to flow through a conductorCurrent
  6. 6Current is measured in _________.Amperes
  7. 7The opposition to the flow of electrons in AC is called _________.Impedance
  8. 8Power is measured in _________.Watts
  9. 9The relationship among voltage, current and resistance is defined by the formula ________.I = V/R
  10. 10A current is always seeking to go to the _______.Source
  11. 11The main panel distributes power using ___________.Feeders and Subpanels
  12. 12At what point in the AC system are the branch circuits that power all outlets and AV equipment connected?Subpanel (panelboard)
  13. 13When planning an electrical system, do not exceed _____ of the capacity of any circuit.80 percent
  14. 14What does the transmitter do with its audio, video and or data?Converts it to be send out via antenna
  15. 15________ is the most important step in converting data in a transmitter.Modulation
  16. 16The range of RFs between 300 MHz and 3GHz is the ______ band.UHF
  17. 17An antenna will be most sensitive to transmission that ________.Have a wavelength closest to its physical length
  18. 18The main function of a diversity receiver is to __________.Calculate phase differences between signals in order to avoid cancellation
  19. 19Which of the following receives broadcast programs from multiple antennas and is redistributed by coaxial or fiber-optic cables? RFTV, HDTV, CATV or MATVCATV
  20. 20What is usually the best approach for communicating detailed technical AV plan information to a client?Sending the client a document containing the information
  21. 21What is the most valuable source of information when defining the needs for an AV system?End-user descriptions of the tasks and applications the AV system will support
  22. 22What is the main purpose of an initial needs analysis?Identify the activities that the end user will perform and the functions that the AV system should provide to support these activities
  23. 23How does knowledge of the overall room function assist the AV system designer in defining the client needs?Provides a starting point from which to determine client needs
  24. 24How are task parameters used when defining user needs?To provide overall information about the desired general AV needs
  25. 25What is the purpose of benchmarkingTo give the client an opportunity to experience a number of AV system designs that address similar needs
  26. 26Why is it important for the AV professional to obtain a full set of building plans?To understand the full range of room features to ensure that the AV system design takes other buildings systems and components into account
  27. 27How does the AV team use information about any identified constraints to the AV design and installation tasks?To develop a work-around plan when these constraints will affect the design or installation tasks
  28. 28When visiting a client site, the primary work site regulations governing the use of PPE are typically defined by which of the following? The client, The AJH, The client's insurance company, Your companyThe AHJ
  29. 29Which of the following is not considered part of the safety equipment that AV technicians should use when working at a work site?Tools with nonslip handles
  30. 30What is a site survey checklist typically used to do?Document general information about a client and the site that may be relevant for the AV design and installation tasks
  31. 31What type of plan drawing depicts the layout of items on the ceiling?Reflected ceiling plan
  32. 32What type of drawing depicts the ductwork that goes through the building?Mechanical Drawing
  33. 33What type of drawing would you use to determine the characteristics of a wall to ascertain the appropriate height and location of a video display?Elevation drawing
  34. 34What type of drawing would you use to determine what is behind a wall or above a ceiling that could interfere with your system installation plan?Section drawing
  35. 35What drawing would you review to find out exactly how the projector should be mounted to the ceiling?Detail drawing
  36. 36Which abbreviation on a drawing tells you something on the drawing is not consistent with the scale? NTS, NCS, SCN, NICNTS
  37. 37Which abbreviation, along with a measurement given on a drawing, tells you how high on a wall an interface plate should be? AFF, FUT, SCN, NICAFFF
  38. 38Which type of drawing provides the best information about the ducts and piping in a facility?Mechanical drawing
  39. 39On a drawing with a 1:50 scale, 2 centimeters equal how many meters?1
  40. 40On a drawing using a 1/4 scale, 6 inches equal how many feet?24
  41. 41What does a section cut symbol on a drawing indicate?An interior view of a wall or ceiling structure
  42. 42Which of the following equations allow you to convert a measurement of 10 inches into an equivalent measurement in millimeters?25.4 x 10 = 254mm
  43. 43Which of the following equations allows you to convert a measurement of 100 millimeters into an equivalent measurement in inches?100 / 25.4 = 3.94in
  44. 44What are the main concerns of the AV system designer regarding the audience area?Determine if the audience can see and hear the presentation, and determine whether movement within the seating area will be comfortable
  45. 45What is the primary issue the AV designer should examine when evaluating the AV control or projection room area?If the room meets the require size, power, and HVAC requirements, and provides other services needs for the AV system components
  46. 46What is the typical primary concern of the AV designer when evaluating the HVAC system at a client site?Whether the HVAC system will interfere with AV system component placement or create excessive noise
  47. 47What is the primary issue that the AV designer should assess when reviewing the acoustic environment at a client site?Ambient noise and reverberation
  48. 48A client needs a display system for a room that will be used for inspecting detailed drawing of computer system networks. What is the maximum distance that the viewers should be placed from a 4-foot (1.2-meter) high screen?16 feet (4.9 meters)
  49. 49Based on your review of the client needs, the display should consist of an HD wide-screen flat-panel monitor that is 4 feet high. How wide is the image displayed on this monitor?7.12 feet (2.17 meters)
  50. 50What is the primary factor an AV designer should examine when evaluating the potential to ensure a high contrast ratio for a front=projected image within a room?Ambient light levels in the room
  51. 51The AV designer is evaluating the proposed AV power supply to an AV control room. What issue(s) should the AV designer consider?How much power is necessary to operate the AV system components.
    What non-AV equipment is on the same panelboard as the AV equipment
    What existing outlets are available for the AV equipment
  52. 52What is the purpose of a sightline study?To determine if the audience has a clear view of the screen
  53. 53What is not a recommended approach to minimizing ambient light levels within a room?Use lighter colored finishes on walls
  54. 54What is the primary concern the AV designer has regarding the design of the building's HVAC system?Minimize noise levels within the room during HVAC operation
  55. 55How do building regulation or codes impact the AV system design?Building regulations and codes often specify the type of electrical wiring that must be used for specific AV installations
  56. 56What is the objective of the program phase of AV system design?Describes the AV system necessary to support the defined needs and the general cost of those systems
  57. 57What should the specific AV system capabilities be based on?Identified needs of the end users
  58. 58What is the main objective of an AV program report?Communicate to the decision makers about the overall system's capabilities and budget
  59. 59Which portion of the AV program report should describe the end users who were consulted to determine system requirements?Executive summary
  60. 60Which of the following cost descriptions provides a general budget for the AV system for use within the AV program report?Opinion of probable cost
  61. 61Once approved, what does the AV program report become the basis for?Developing more detailed AV system design documents and cost estimates
  62. 62When designing a video display system, what should be the first consideration of the AV system designer?How the client is going to use the video display system
  63. 63The AV designer is creating a system for a client who also needs to route video and audio signals to various other locations at the site. At what level should the AV designer consider this need?The AV designer should determine the needed monitoring, feeds, and recording requirements, and ensure that they are supported by the system design
  64. 64How should the AV design ensure that the AV system addresses the necessary display signal sources?By establishing a clear, up-front understanding of the media that the client needs to present
  65. 65How should an AV system designer address system bandwidth?Select components that maximize the bandwidth of the entire AV system
  66. 66What are the three main performance parameters that an audio system should be designed to achieve?Loudness, intelligibility, and stability
  67. 67How should an AV system designer determine the required frequency response of an audio system?The frequency response should be based on the type of applications the audio is intended to support.
  68. 68Which of the following audio processors would a system design specify to enhance the intelligibility of a videoconferencing system? DSP matrix mixer, Echo Canceler, Crossover, CompressorEcho Canceler
  69. 69What is the total impedance of a system consisting of three loudspeakers, each with 4 ohms of impedance, connected in series?12 ohms
  70. 70In audio systems where the loudspeakers are located far from the amplifier, what type of loudspeaker system is typically used?Constant-voltage system that uses transformers
  71. 71As a listen moves away from a sound source, such as a loudspeaker. According to the inverse square law, which formula would you use to determine the drop in acoustic energy if the user moved from 6 to 12 meters away from a sound source?dB = 20 log (6 meters/12 meters)
  72. 72When working with a vendor or subcontractor for AV services, what does the abbreviation RFP stand for ?Request for proposal
  73. 73What is the typical best practice for selecting potential vendors to bid on providing product and services for your AV project?Select vendors based on information about their capabilities, experience, terms, and value
  74. 74When creating an RFP, what is the best approach for describing the work that you want the vendor to address within their proposal?Describe the specific project work that you want the vendor to address in as much detail as possible, and ask the vendor to propose a technical approach and cost
  75. 75Which of the following best describes the approach for evaluating proposals for products and services from potential vendors?Select the proposal that provides the best combination of cost, value and terms,
  76. 76On what is a project labor estimate based?The charge-out rate for labor in each labor category needed to complete all of the necessary project tasks
  77. 77What is a BOM?A list of the equipment, supplies, and materials required for the project, along with the quantity and cost for each item
  78. 78What is included in the charge-out rate for labor in a project estimate?The staff member wages, plus vacation time, taxes and other company overhead costs applicable to that person
  79. 79You are interested in getting a bid from a vendor for equipment and supplies for a client AV system installation project. What information do you give the vendor to provide the basis for the bid?A list of the specific items that you want the vendor to provide
  80. 80Your company has several projects that require a large number of standard items, such as connectors, cabling, conduit, etc. What is likely the best approach to obtain items for these projects at the lowest cost?Purchase a large amount of these items at a lower cost per individual item, and keep them in stock in a warehouse until needed for projects
  81. 81What is the main objective of evaluating the cost of completing an AV project?To determine if the AV company made money on the project
  82. 82How doe project managers use information obtained from evaluating the cost of completing an AV project?To improve project estimates and the project management approach
  83. 83What is the purpose of evaluating staff utilization rates?To evaluate if each staff member's time i being used as effectively as possible
  84. 84How does an AV manager use a P&L statement to assess the company's performance?It provides general information about the financial health of the overall company
  85. 85Which of the following is a sign of an improperly fabricated cable termination?Removed jacket or insulation
  86. 86What type of termination does the following picture?BNCWhat type of termination does the following picture?
  87. 87What type of termination does the following picture show?XLRWhat type of termination does the following picture show?
  88. 88What type of termination does the following picture show?8P8CWhat type of termination does the following picture show?
  89. 89What type of termination does the following picture show?RCAWhat type of termination does the following picture show?
  90. 90Which of the following test should be conducted to evaluate if a termination is properly transmitting a signal?Continuity test
  91. 91In order to communicate with device installed onto a TCP/IP network, what must each device have?An IP address
  92. 92What is a drawback of using a rack-mounted RF receiver?The mental rack can shield the receiver from its intended signal
  93. 93Which of the following rack-ventilation methods uses a fan that draws air from the rack?Evacuation
  94. 94What does signal separation refer to within a rack layout?Separating bales according to signal strength
  95. 95When mounting heavy equipment, always mount to which of the following?The building's structural support or blocking
  96. 96Who should evaluate all mounting plans and advise the installation technician of difficult mounting situations?Structural engineer
  97. 97What is the load limit?The wight at the which the item will structurally fail
  98. 98Roof-mounted HVAC system may produce vibrations that cause the projector to vibrate and cause an image to appear unfocused.True
  99. 99To what does the permissible area of a conduit refer?The amount of the inner dimeter of a conduit that may be filled with cable
  100. 100What is the main purpose for reviewing the system design when preparing for providing AV support for a live event?Helps the AV installer determine the required equipment and crew resources
  101. 101Why can implementing a VLAN be labor-intensive?Its broadcast domain must be segmented on every switch in the network
  102. 102Which of the following objective should the AV team target when locating microphones for a live event?Ensure that all microphones are behind loudspeakers
  103. 103How far away from the screen should you place a video projector with a lens ratio 2.0 to create a 10-foot (3-meter) wide image?20 feet (6 meters)
  104. 104Project budget refers to which of the following?The amount of labor and materials the project manager has allocated to complete the project
  105. 105How should the AV company respond if a client request changes in the project that end up increasing the cost of completing the project?The amount of labor and materials the project manager has allocated to complete the project
  106. 106What is a dependency within a project task schedule?A task that cannot begin before another task is complete
  107. 107Which statement best describes the relationship of the AV installation team with other vendors on the site?The AV team should actively communicate and coordinate with the project manger and other vendors to ensure that the AV installation is not impacted by other vendors working on the project
  108. 108Which of the following documents would an AV company submit in the event that a modification in the building design impacted the AV system installation requirements?Request for change (RFC)
  109. 109Which of the following defines project deliverables and relates the elements of work?WBS
  110. 110The maintenance technician for a system should document what?When preventive machinate is provided
    When equipment is updated
    When another company's equipment fials
  111. 111In the context of AV system installations, which is the system performance verification, or commissioning, procces?A formal process for testing the elements of the AV system to ensure that they operate as intended.
  112. 112What is the objective of commissioning an AV system?Systematically test all components to demonstrate that the AV system operates properly
  113. 113How does the AV technician use an understanding of system signal flow to ensure proper operation?To gain an understanding of overall system operation that will aid in identifying sources of problems.
  114. 114When briefing end users on how to operate the AV system, the AV team should do what?Focus on how to perform basic presentation functions
  115. 115What is a proper AV system shutdown procedure?Shunt down system components in a specifically defined order.
  116. 116What is the main reason for carefully documenting AV system preventive maintenance task in a maintenance log?Provide detailed maintenance records that will aid in ongoing maintenance and repair.
  117. 117Which of the following is not an objective of training end users on the operation of the AV system?Eliminate the need for AV company maintenance and repair calls
  118. 118AV companies are typically required to provide documentation of the AV system after a project is complete. What is that documentation typically composed of?Manufacturer manuals for all equipment that contain instructions for its operations.
    System design and configuration, including signal paths, to enable a technician to troubleshoot and correct any problems with the system.    AV companies are typically required to provide documentation of the AV system after a project is complete. What is that documentation typ...
  119. 119Which of the following types of maintenance agreements commits an AV company to providing ongoing preventive maintenance for a client system?Service agreement
  120. 120When is the first step that an AV technician should take when a client reports a problem with an AV system?Obtain more information about the problem, such as the symptoms of the system failure
  121. 121When a new AV deice fails within the first weeks after installation, under which type of warranty is the repair typically addressed?Manufacturer's warranty
  122. 122Which of the following is an example of preventive maintenance?Replacing a projector bulb that is nearing the end of its operational life
  123. 123What should be the first step in troubleshooting a failure in an AV system?Clearly identify the failure symptoms
  124. 124What is an intermittent problem?A system failure that is difficult to reporduce
  125. 125Once the characteristics of the system failure are clearly identified, what is the recommended next step in order to return the system to normal operation?Examine the system to determine if the problem is simple to address and gather more information
  126. 126What is typically the most efficient process for localizing the faulty function within a malfunctioning AV system?Logically divide the system in half, and determine which portion has the failure, and then repeat for the failed half
  127. 127When troubleshooting an AV system, should the AV technician consider user error as a source of the problem?Yes, because users often do not understand how to properly operate the system, and may have changed settings or performed other actions that caused the failure
  128. 128What is the best method to determine if a microphone is the source of a problem?Swap out the suspect microphone with a new microphone that you now is working and see if the system works properly
  129. 129Which of the following is not an example of an issue that can cause a video projector to overheat?Brightness set too high
  130. 130Which of the following is the most likely source of an AV system failure or problem?Cable/connector failure
  131. 131Which of the following is not a method of addressing feedback within an audio system?Adding compression to the microphone signal chain
  132. 132An excessive amount of high-frequency hiss within an audio system is likely due to which of the following situations?Poor gain structure
  133. 133Describe a typical relationship of an AV company with its suppliers and vendors?The suppliers and vendors often become long-term partners with the AV company in meeting the client needs.
  134. 134Which of the following statement best describes how an AV manager should manage stock and inventory?Keep track of the equipment and supplies the company has on hand, what is on order and what is at the client site.
  135. 135Why does an AV company use a unique bar code or other identifier on an equipment case for rental AV equipment?To identify a specific component and allow an inventory system to check the component in and out of the warehouse and venue site
  136. 136Once equipment leaves the warehouse, who is responsible for ensuring security and preventing theft?Whoever has taken control of the equipment
  137. 137What is a key security concern when renting AV equipment?Properly identifying the person taking possession of the equipment from the AV company
  138. 138Which of the following best describes the recommended approach to maintaining professional skills and knowledge?Obtain industry information from a range of sources, including courses, seminars, publications, vendor presentations and professional certification courses.
  139. 139Remote-monitoring service for client sites are intended to perform?Track system usage, identify system or component failures and identify tampering
  140. 140—Column LinesColumn Lines
  141. 141—Section Cut FlagsSection Cut Flags
  142. 142—Detail FlagsDetail Flags
  143. 143—Elevation DrawingsElevation Drawings
  144. 144—Reference FlagsReference Flags
  145. 145—Match LinesMatch Lines
  146. 146—Detail DrawingsDetail Drawings
  147. 147—Section DrawingsSection Drawings
  148. 148—Elevation DrawingsElevation Drawings
  149. 149—Reflected Ceiling PlansReflected Ceiling Plans
  150. 150—Plan DrawingsPlan Drawings
  151. 151AFFAbove Finished Floor
  152. 152ASAbove Slab
  153. 153CLCenter Line
  154. 154CMConstruction Manager
  155. 155DIADiameter
  156. 156E.East
  157. 157E.C.Empty Conduit
  158. 158ECElectrical Contractor
  159. 159(E) or EXGExisting
  160. 160ELElevation
  161. 161ELECElectrical
  162. 162FUTFuture
  163. 163GCGeneral Contractor
  164. 164MISCMiscellaneous
  165. 165NICNot in Contract
  166. 166NTSNot to Scale
  167. 167OCOn Center
  168. 168ODOuter Diameter
  169. 169OFCIOwner Furnished, Contractor Installed
  170. 170OFEOwner Furnished Equipment
  171. 171OFOIOwner Furnished, owner installed
  172. 172PMProject Manager
  173. 173RCPReflected Ceiling Plan
  174. 174SECTSection
  175. 175VIFVerify in Field

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Description
Flashcards on CTS II, created by Antoinette Tope on 02/07/2018.
Created by
Antoinette Tope · Jul 2018
Updated
Jul 11, 2018
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