Net+ 2.5 OB Questions

What is a datacenter primarily used for?

• Storing personal items

• Provisioning servers

• Hosting events

• Manufacturing goods.

A rack is a specially configured steel shelving system designed for ​ (a)  

• displaying art

• holding plants

• standard sized equipment.
• books

The concept of installing more computing appliances in a smaller space is referred to as (a)   . A) density B) volume C) capacity D) efficiency.

• density

• volume

• capacity

• efficiency

What is the unit of measurement for rack height?

• Inches

• U

• Feet

• Meters

Rack height is measured in 'U' units of (a)   .

• 1.75 inches

• 2.5 cm

• 3 feet

• 4.45 meters

Match the following features of server racks.

• rail kits

• Smaller cabinet units

• wall-mounted

• 3 feet (1 meter)

• clearance needed

• Can be bolted together

• freestanding

• Slide out devices

Most racks are designed to be (a)   .

• Wall-mounted

• Freestanding

• Portable

• Fixed

What is the purpose of a hot aisle/cold aisle layout in data centers?

• To maximize cooling efficiency

• To increase server speed

• To reduce power consumption

• To enhance security

In a hot aisle/cold aisle layout, multiple rows should be placed (a)   to maximize cooling.

• front to back

• back to back

• side by side

• top to bottom

Match the following terms with their descriptions:

• Blanking plates

• Allows ports to face the front of the rack

• Port-side intake

• Covers unused rack slots

• Port-side exhaust

• Expels hot air on the same side as port interfaces