Magnetic Hard Drives

What are the disks inside a hard disk drive called?

• Disk

• Platter

• Plate

• Saucer

What are the two most popular form factors for magnetic HDD?

• 2 inches & 1 inch

• 2.5 inches & 3.5 inches

• 1.5 inches & 5 inches

• 2.5 inches & 17 inches

What is another name for magnetic hard disk drive?

• Rotational drives or platter-based drives

• The 10,000 Rpm Drive or 15, 000 Drive

• Spindle drive or Read/Write Drive

• Transducer Drive or Revolution Drive

The speed at which the platter spins is known as what?

• Miles per Hour (MPH)

• Rotations Per Second (RPS)

• Revolutions Per Minute (RPM)

• Spins per Minute (SPM)

What material is the platters made of?

• Titanium

• Steel

• Copper

• Aluminum

On average how many platters does a normal 3.5 inch HDD have?

• 1

• 2

• 3

• 4

The most common speeds of an magnetic HDD?

• 5400 & 7200 (RPM)

• 10,000 & 15,000 (RPM)

• 4500 & 8800 (RPM)

• 9400 & 9900 (RPM)

What is the arm inside the magnetic HDD called?

• Read/Write Arm

• HDD Arm

• Spindle Arm

• Actuator Arm

What does the spindle do for the HDD?

• Holds the rotating actuator in place

• Holds the rotating platters in place

• Holds the rotating spindle in place

• Holds the rotating heads in place

What is on the tip of the actuator arm?

• Read / Write Head

• Actuator Arm tip

• Reader

• Writer