Questions

In a multiprocessor system there exist several caches each may containing a copy of same variable A. Then a change in one cache should immediately be reflected in all other caches this process of maintaining the same value of a data in all the caches s called cache-coherency.

To obtain exotic spices or to find trade items are not the reasons for christian missionaries went to Asia.

A production–possibility frontier (PPF) or production possibility curve (PPC) is the possible tradeoff of producing combinations of goods with constant technology and resources per unit time.

Human eye resolution is 576 Mega Pixels approximately.

It is The Wind which cries without a voice, flutters without wings, bites toothless and mutters mouthless.

Light Year is related to Distance. It is the unit of Distance.

It is about 9.5 Trillion Kms or 5.9 Trillion miles.

• It is the distance that light travels in vaccum in one julian year i.e, 365.25 days.

Farsightedness is more properly called Hyperopia.

IP addresses are converted to a domain name by DNS - Domain Name System.