A+ Quiz (Chapter 2)

Which RAID implementation produces a non-fault tolerant striped set that allows multiple physical disks to be treated as a single volume?

• 0
• 1
• 5
• 10

Which of the following is an equivalent term to allocation units, as they relate to hard drive technology?

• Sector
• Cluster
• Cylinder
• Track

What is the primary difference between a conventional hard drive and a solid-state drive (SSD)?

• The SSD ensures larger capacities.
• The technology behind SSDs reduces the cost per byte.
• The SSD has no moving parts.
• SSDs need no cabling.

Despite being smaller and less capable than SSDs, which of the following flash-memory formats can be used as a built-in storage solution?

• SD
• microSD 
• xD
• eMMC

What is the capacity of a single layer of DVD-based optical media?

• 700MB
• 4.7GB
• 9.4GB
• 25GB

Which suffix for CD technology denotes the ability to erase the disc and write to it again multiple times?

• -ROM
• -R
• -RW
• -RE

Which of the following storage formats is sequential in nature and most often used during the frequent backup of large quantities of data?

• LTO
• SD
• xD
• CF

Which of the following technologies is best for the attachment of external SATA-based drives?

• USB
• FireWire
• eSATA
• PATA

Which of the following is an output voltage of a computer’s power supply?

• -12VDC
• 220VAC
• -3.3VDC
• 110VDC

How many pins does a SATA data cable have?

• 5
• 7
• 10
• 15