Best Answer: B) Evolutionary relationships-This is because the classification system works by grouping together related species that have evolved from common ancestry No others are plausible.
Short for uninterruptible power supply, a power supply that includes a battery to maintain power in the event of a power outage. Typically, a UPS keeps a computer running for several minutes after a power outage, enabling you to save data that is in RAM and shut down the computer gracefully.
Examples of N+1 redundancy: 1  Connecting devices (server etc.) in dual switch SAN (Storage area network) fabrics employ a discrete path to each switch. 2  Data centre power generators that activate when the normal power source is unavailable.+1 redundancy or 3+1 redundancy is common on power systems for blade servers where a relatively small number of highly rated PSUs efficiently power a greater number of blades.