_____ is not a necessary specification for a microphone. Input impedance
_____ topology provides the best possible redundancy, but is so expensive that it's rarely used.
Fully meshed
__________ is how likely the wall and the mounting are to be cut in two. Shear
. In a composite video signal, wh...
CTS Exam Questions and Answers
Graded A+
_____ is not a necessary specification for a microphone. ✔✔Input impedance
_____ topology provides the best possible redundancy, but is so expensive that it's rarely used.
✔✔Fully meshed
__________ is how likely the wall and the mounting are to be cut in two. ✔✔Shear
. In a composite video signal, what determines the brightness? ✔✔Amplitude
"Weighting" a sound pressure level measurement accounts for differences in the way _____.
✔✔humans perceive different frequencies at a given listening level
0 dB SPL describes: ✔✔the threshold of human hearing
1mm = how many inches ✔✔.0393
,120V three-phase power distribution system uses __ wires. ✔✔four
A _____ bit display will display 65,536 colors. ✔✔16
A _____ uses unique, hard-coded physical addresses, known as Media Access Control (MAC)
addresses, to send data between nodes. ✔✔local area network (LAN)
A -58 dBu would be a typical signal level for a(n) _____. ✔✔microphone
A 16:9 screen will be installed in a lecture hall. The screen's diagonal is 72 inches (1829 mm).
What is its width? ✔✔59.5
A 1000BaseT network transmits _____. ✔✔1 Gbps baseband signals over twisted pair Cat
cables
A cable with one conductor and a shield is ✔✔Unbalanced.
,A camera was installed about 180' (55m) from its 1.5A 12v power supply, the power supply is
dead, and needs replacing. Assuming that the camera can operate normally within +/- 10% of the
power supply voltage, if 18 gauge wire was run initially and an almost 3v drop is present, what is
the correct action? ✔✔Re-locate the power supply near the camera
A client requires a new boardroom. The sales person and engineer are sent to the premises to
measure the facility and talk to the client. At this stage they should be performing a _ ✔✔Needs
Analysis
A client requires a new boardroom. The sales person and engineer are sent to the premises to
measure the facility and talk to the client. At this stage they should be performing a ____
✔✔Needs Analysis
A common technique for reducing the depth requirements of a rear projection space is
✔✔Folding the light path
A complete project documentation package includes: ✔✔Contract documents
Project specifications
Project drawings: architectural and system
, A dB may be used to express or describe ✔✔SPL
A dedicated computer configured to perform only one service is known as a _____. ✔✔thin
server
A device on a DHCP-enable network might receive an APIPA address if _____. Check all that
apply. ✔✔the DHCP server has mechanically failed; the DHCP server's pool of addresses is
exhausted
A device with an APIPA address can communicate with ____. ✔✔any APIPA-enabled devices
on the same subnet
A dimmer rack with a constant load capability is powering twenty four incandescent lights
during a stage production. The dimmer rack is running on a steady 230VAC supply and
averaging approximately 98 amps draw. Suddenly the line voltage drops to 211VAC. Calculate
the expected amperage draw. ✔✔90 amps
A firewall policy in which all network traffic is forbidden unless it is specifically allowed is
known as _____. ✔✔default deny
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