degraded performance
61Mach (kernel) — Mach is an operating system microkernel developed at Carnegie Mellon University to support operating system research, primarily distributed and parallel computation. It is one of the earliest examples of a microkernel, and still the standard by… …
62Dornier Do 17 — Do 17 A formation of Dornier Do 17Zs, circa 194 …
63Blackface — For other uses, see Blackface (disambiguation). This reproduction of a 1900 William H. West minstrel show poster, originally published by the Strobridge Litho Co., shows the transformation from white to black . Blackface is a form of theatrical… …
64Headlamp — Headlight redirects here. For other uses, see Headlight (disambiguation). High Beams redirects here. For the urban legend also known by that name, see Killer in the backseat. A motor scooter s front with an impractical number and variety of… …
65Nested RAID levels — Levels of nested RAID,[1] also known as hybrid RAID,[2] combine two or more of the standard levels of RAID (redundant array of independent disks) to gain performance, additional redundancy, or both. Contents 1 Nesting 2 RAID 0+1 …
66materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …
67United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …
68Loudspeaker — For other uses, see Loudspeaker (disambiguation). An inexpensive, low fidelity 3½ inch speaker, typically found in small radios …
69Multijunction photovoltaic cell — Multi junction solar cells or tandem cells are solar cells containing several p n junctions. Each junction is tuned to a different wavelength of light, reducing one of the largest inherent sources of losses, and thereby increasing efficiency.… …
70Data deduplication — In computing, data deduplication is a specialized data compression technique for eliminating coarse grained redundant data. The technique is used to improve storage utilization and can also be applied to network data transfers to reduce the… …
