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OIM 210 Exam 2 Nora Junaid Umass Solution Solved 100- Passed!!
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OIM 210 Exam 2 Nora Junaid Umass Solution Solved 100- Passed!!
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OIM 210 Exam 2 Nora JunaidUmass Solution Solved 100%
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Moore's Law Answer: -chip performance per dollar doubles every 18 months
- applies to chips- broadly speaking, to processors and chip-based storage
Semiconductors Answer: what computer chips are sometimes referred to
microprocessor Answer: the part of the computer that executes the
instructions of a computer program (calculating brain of computer)
Random-access memory (RAM) Answer: - chip-based memory
- a temporary storage with fast access for executing computer programs and files
Volatile Memory Answer: -requires a charger to hold its value (e.g. the RAM
in your PC, which loses data when the power is cut)
Nonvolatile memory Answer: -retains value even when not charged (e.g. the
flash memory in your camera) -> when iphone dies you still have all data that was
on it when it turns back on
Flash Memory Answer: - often used in cameras, MP3 players, USB drives,
mobile phones, and even many lightweight notebook computers
, - its not as fast as the RAM used in most traditional PCs, but holds data even when
the power is off
- it is the chip-based equivalent of a hard drive
solid state electronics Answer: - means no moving parts
- chips are solid state electronics, so they are less likely to fail, and they draw less
power
Moore's law doesn't apply to other technology components Answer: - but
other computing components are also seeing their price versus performance
curves increase exponentially
~data storage doubles every 12 months
~with an equipment change at the ends of the cables, the amount of data that
can be squirted over an optical fiber line can double every 9 months
price elasticity Answer: - kicks in when technology gets cheap
- tech products are highly price elastic, meaning consumers buy more products as
they become cheaper
- entire new markets open up as firms find new uses for the new chips
six waves of computing Answer: -First Wave - The 60s - computing was
limited to large, room sized mainframe computers that only gots and big
corporations could afford
-Second Wave - The 70s - Minicomputers were a hit
-Third Wave - The 80s - Personal Computers
-Fourth Wave - The 90s - Internet Computing: cheap servers and networks made
it possible to scatter data around the world at the same time that fast, cheap PCs
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