CA Quiz LU6

What is the main advantage of using RAID?

• Faster Performance

• Lower Cost

• More Storage Capacity

• Higher Data Security

What is the purpose of mirroring in RAID?

• To increase storage capacity

• To reduce cost

• To provide data redundancy

• To improve read performance

Which RAID level uses block-level striping with dedicated parity?

• RAID 5

• RAID 4

• RAID 1

• RAID 0

What is the main disadvantage of Tape Drives?

• Slow backup speed

• High cost

• Limited durability

• Low data capacity

What is the capacity of a standard DVD compared to a CD?

• Five times as much

• Three times as much

• Twice as much

• Seven times as much

What is the main advantage of using a DVD over a CD?

• Higher durability

• Larger data storage capacity

• Lower cost

• Faster data transfer rate

What is the primary use of Digital Audio Tape (DAT)?

• Playing music CDs

• Backing up computer data

• Recording audio tracks

• Streaming online videos

Which type of optical storage uses phase change material?

• CD-RW

• CD-ROM

• CD-R

• DVD

What is the main purpose of the reflective aluminum layer on a CD?

• To reduce disc thickness

• To improve read speed

• To reflect the laser beam

• To protect the data

Why are DVDs capable of storing more data than CDs?

• Higher disc rotation speed

• Less reflective surface

• Multi-layer storage

• Smaller disc size