Topic 6 - Principles of Rack Cable Management

What is one RU in cm?

• 0.4445 cm

• 4.445 cm

• 44.45 cm

• 45.45 cm

What is the purpose of this rack accessory as shown?

• To easy feed cable

• To prevent dust

• To avoid cable strain

• To remove cable quickly

The primary objective of Thermal Management in AV rack is to?

• Add cool air towards a specify equipment

• Minimise cool air towards a specific equipment

• Remove hot air accumulated on a specify equipment

• Force airflow in one direction towards a specify equipment

A power amplifier of 3RU height is mounted on an AV rack but run-hot very quickly. What should be the overall number of RU space needed to resolve the problem?       

• 2RU

• 3RU

• 4RU

• 5RU

This ventilation method uses fan to draw air out of the rack, usually through the top vents.

• Pressurization

• Coolerization

• Convection

• Evacuation

How many inches is 1 RU?

• 1.65 inches

• 1.7 inches

• 1.75 inches

• 1.8 inches

Which of the following rack doors will not interfere with the RF or IR reception?

• Metal Door

• Transparent Glass Door

• Aluminum Door

• Wooden Door

The process of grouping equipment within the rack to reduce crosstalk among cables resulting from electromagnetic interference (EMI) is

• Ventilation

• Signal Separation

• Weight Distribution

• Thermal Management

What is the minimum separation distance between Microphone level equipment and Loudspeaker level equipment that run parallel to each other?

 

• 44.45 mm

• 90 mm

• 100 mm

• 120 mm

Which equipment would generate the most heat during operation?

 

• Matrix Switcher

• Audio Mixer

• Audio Amplifier

• Audio DSP