InfoComm CTS 問題練習

Question No : 1
The AV Project Manager is responsible for

• A.schedule, budget, scope.
• B.design, schedule, configuration.
• C.budget, installation, maintenance.
• D.configuration, scope, maintenance.

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Question No : 2
Which one of these features has to be disabled for a network switch in a Dante network?

• A.QoS (Quality of Service)
• B.PoE (Power over Ethernet)
• C.EEE (Energy Efficient Ethernet)
• D.IGMP (Internet Group Management Protocol)

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Question No : 3
A loudspeaker with sensitivity 90 dB SPL measured at 1 meter, 1 watt Is placed 2 meters away from a listener.
At 1 watt, what Is the SPL at the listener?

• A.81 dB SPL
• B.84 dB SPL
• C.87 dB SPL
• D.90 dB SPL

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Question No : 4
Which of the following is the MOST SUITABLE security method for a small portable projector?

• A.cable lock
• B.security screws
• C.adjustable mount
• D.Nylock nuts and bolts

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Question No : 5
Which of the following protocol allows sources and displays to communicate in order to ensure the display is sent the correct signal?

• A.ATSC
• B.DVB
• C.EDID
• D.HDCP

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Question No : 6
What is the MAIN benefit of carrying out regular software updates provided by the device manufacturer?

• A.increasing the bandwidth
• B.providing a higher data throughput
• C.enhancing the data security of the system
• D.providing a better understanding of the system

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Question No : 7
In an audiovisual system where a touch panel is to be connected to the control system via the LAN, the designer may choose to use a

• A.MAC address.
• B.host IP address.
• C.static IP address.
• D.shared IP address.

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Question No : 8
When connecting two switches with multiple VLANs, which function should be setup in order to pass all the packets from one switch to the other?

• A.trunk line
• B.multicast routing
• C.QoS (Quality of Service)
• D.SFP (Small Form-factor Pluggable)

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Question No : 9
When considering the security of AV equipment residing on the client network, what is the MOST important step to take to keep the equipment safe from hackers before connecting the equipment to the network?

• A.assign an isolated subnet
• B.change the default passwords
• C.lock out the front panel buttons
• D.mount the equipment to the rack with security screws

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Question No : 10
What should an AV integrator provide to a general contractor to ensure the supporting trades get the AV information that is needed?

• A.bid drawings
• B.permit drawings
• C.as-built drawings
• D.construction drawings

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Question No : 11
What key specification of an owner furnished credenza will a technician need to know that may impact the warranty of the AV equipment?

• A.the door hardware and swing operation
• B.the finished pattern, material, and application
• C.the amount of air that moves through the credenza
• D.the quality, size, and availability of cable grommets

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Question No : 12
An integrator has to upgrade a camera system in an existing board room.
What is the MOST IMPORTANT information to gather on the site visit?

• A.cable length
• B.ambient lighting placement
• C.resolution of camera system
• D.distance from the lens to first participant

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Question No : 13
When is the optimal time to conduct training of end users in a new AV installation?

• A.after all participants have reviewed equipment manuals
• B.when all users of the facility can be trained at the same time
• C.at the time of system handover with accompanying user guides
• D.during installation so that the system can be configured and modified in line with the user's knowledge

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Question No : 14
"Shock Loads" for equipment mounts refer to

• A.suspended equipment not electrically isolated from Its mounting structure.
• B.sudden additional loads from earthquakes or personnel hanging from the mounts.
• C.calculated counterweight required to balance an offset load on a cantilever mount.
• D.calculated isolation required to eliminate vibration otherwise transferred to the building structure.

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Question No : 15
According to AVIXA Standards, what is the MINIMUM load rating for truss that will hold a 5000 lbs (2268 kg) LED wall?

• A.15000 lbs (6804 kg)
• B.25000 lbs (11340 kg)
• C.30000 lbs (13608 kg)
• D.50000 lbs (22678 kg)

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