Rack Fundamentals MCQ Answer

The Open Frame Rack comes in two basic types: Two Post and Four Post.

• True .
• False

 
Significant disadvantages of open frame racks are:

• They do not provide physical security/ protection
• The equipment is exposed
• They do not allow for optimized airflow in densely packed or high-heat-producing configurations.
• All of the above 

The most common problems that pose a challenge to optimizing availability are:

• Inadequate airflow to IT equipment
• Inadequate power redundancy to the rack
• Lack of physical security
• Non-compliance with seismic requirements
• All of the above 

Blanking Panels are:

• Covers that are placed over empty rack spaces .
• Air Distribution Units
• Devices that cool air entering a rack
• Cable management devices

 
The Electronics Industries Association (EIA) established the EIA-310 standard to ensure physical compatibility between racks, enclosures, and rack mounted equipment

• True .
• False

 Because the cage nut _______in it's mount, the nut has some freedom to move, which makes nut and bolt alignment easier.

• is fixed
• "floats" .
• is threaded

 
Seismic, wall mount and networking are all types of:

• Disasters
• Enclosures.
• Servers
• Frames

 
An ADU mounts at the bottom ____ of any EIA-310 19 inch rack that has an open base.

• 4U
• 2U .
• 5U
• 8U

 
The ________ defines important dimensions for racks, enclosures and rack mounted equipment.

• 19 inch Standard.
• EIA-310
• Four Post Frame
• Cooling

 
Enclosures should be universal, _________, organized and scalable.

• modular .
• neat
• 19 inch Standard
• 5U