CTS AV Site Surveys 2

Question 1

During an AV site survey, what is the primary purpose of measuring the room's ambient noise level?

Accepted Answer

To establish the required signal-to-noise ratio for the audio system

Answer

To determine HVAC duct placement

Answer

To calculate the room's reverberation time

Answer

To size the video display

Question 2

A site survey reveals that a conference room has an aspect ratio of 2:1 (length to width). According to AVIXA standards, what potential AV design challenge does this present?

Accepted Answer

Long rooms require distributed audio to maintain even coverage

Answer

Projection throw ratio will be too short

Answer

The room cannot support videoconferencing

Answer

Wide-angle lenses must always be used

Question 3

When conducting a site survey, you discover existing conduit runs from the equipment rack to the display location. What is the MOST important measurement to record?

Accepted Answer

The conduit inner diameter and total run length

Answer

The color of the conduit

Answer

The conduit material (EMT vs. PVC)

Answer

The number of 90-degree bends

Question 4

During a site survey for a new display installation, you measure 850 lux of ambient light falling on the screen surface. According to AVIXA standards, what minimum projector output (ANSI lumens) should be specified for a 100-inch diagonal 16:9 screen?

Accepted Answer

Approximately 3,500 lumens

Answer

Approximately 500 lumens

Answer

Approximately 1,500 lumens

Answer

Approximately 7,000 lumens

Question 5

When documenting power availability during a site survey, which value is MOST critical for AV rack design?

Accepted Answer

The available amperage on dedicated circuits at the rack location

Answer

The wall outlet voltage rating

Answer

The building's total service panel amperage

Answer

The type of cable used for branch circuits

Question 6

A site survey for a boardroom shows ceiling height of 3.2 m (approx. 10.5 ft). What AVIXA-recommended maximum mounting height should guide ceiling microphone placement?

Accepted Answer

3.0 m (approx. 9.8 ft) maximum

Answer

No limit — ceiling mics work at any height

Answer

2.4 m (approx. 8 ft) maximum

Answer

1.8 m (approx. 6 ft) maximum