The solution to the problem of reliability is the introduction of __________

• A. Aging
• B. Scheduling
• C. Redundancy
• D. Disks

The technique of duplicating every disk is known as ____________

• A. Mirroring
• B. Shadowing
• C. Redundancy
• D. All of the mentioned

The mean time to failure of a mirrored disk depends on ____________ I) the mean time to failure of individual disks II) the mean time to repair

• A. Only i
• B. Only ii
• C. Both i and ii
• D. Neither i nor ii

RAID level _______ refers to disk mirroring.

• A. 0
• B. 1
• C. 2
• D. 3

RAID level ______ is also known as bit interleaved parity organisation.

• A. 0
• B. 1
• C. 2
• D. 3

A single parity bit can be used for ____________

• A. Detection
• B. Multiple error corrections
• C. Few error corrections
• D. All of the mentioned

RAID level ______ is also known as memory style error correcting code(ECC) organization.

• A. 1
• B. 2
• C. 3
• D. 4

RAID level 3 does not have _________ as in RAID level 1.

• A. Efficiency
• B. Enough storage space for data
• C. Storage overhead
• D. Time consumption overhead

Tertiary storage is built with ____________

• A. A lot of money
• B. Unremovable media
• C. Removable media
• D. Secondary storage

Floppy disks are examples of ____________

• A. Primary storage
• B. Secondary storage
• C. Tertiary storage
• D. None of the mentioned